{"id":4487,"date":"2026-07-17T15:20:10","date_gmt":"2026-07-17T07:20:10","guid":{"rendered":"https:\/\/sanezenrubber.com\/?p=4487"},"modified":"2026-07-17T15:20:10","modified_gmt":"2026-07-17T07:20:10","slug":"halogen-free-flame-retardant-v0-performance-with-uncompromised-durability","status":"publish","type":"post","link":"https:\/\/sanezenrubber.com\/ru\/technical-communication\/halogen-free-flame-retardant-v0-performance-with-uncompromised-durability\/4487\/","title":{"rendered":"Halogen Free Flame Retardant \u00a0V0 Performance with Uncompromised Durability"},"content":{"rendered":"<p class=\"wp-block-paragraph\">1. Executive Summary<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The global shift toward halogen\u001efree flame retardant solutions has accelerated dramatically over the past decade, driven by increasingly stringent environmental regulations and growing awareness of the toxic byproducts associated with halogenated flame retardants during combustion. Yet for compounders and manufacturers of rubber and plastic components, the transition presents a persistent challenge: how to achieve V\u001e0 flame retardancy without compromising mechanical properties, processability, and long\u001eterm durability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u041a\u0430\u043a \u0434\u043e\u0432\u0435\u0440\u0435\u043d\u043d\u043e\u0435 \u043b\u0438\u0446\u043e&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen Free Flame Retardant manufacturer China<\/strong><\/u><\/strong><\/a>, Sanexin has developed GreenThinking\u00ae FR99RP \u2013 a high\u001eefficiency composite that delivers V\u001e0 performance while preserving tensile strength, enhancing heat aging resistance, and significantly improving compression set and resilience compared to conventional alternatives. This report presents a detailed technical comparison between FR99RP, FR98RP, and FR76RP, and explains the unique manufacturing foundation that enables these solutions. Working with a reliable&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen free flame retardant supplier China<\/strong><\/u><\/strong><\/a>&nbsp;ensures that your formulations are backed by real\u001eworld compounding expertise, not just laboratory data.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"763\" src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-1024x763.png.webp\" alt=\"GreenThinking\u00ae FR99RP \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043e\u0433\u043d\u0435\u0437\u0430\u0449\u0438\u0442\u043d\u044b\u0439 \u0430\u0433\u0435\u043d\u0442 \u043e\u0442 Sanexin \u2013 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f \u0441\u0432\u0435\u0440\u0445\u043e\u0447\u0438\u0441\u0442\u043a\u0438, \u0430\u043a\u0442\u0438\u0432\u0430\u0446\u0438\u0438 \u0438 \u043a\u043e\u043c\u043f\u0430\u0443\u043d\u0434\u0438\u043d\u0433\u0430, \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0430\u044f \u0434\u0438\u0440\u0435\u043a\u0442\u0438\u0432\u0430\u043c REACH (224 SVHC) \u0438 RoHS 2.0.\" class=\"wp-image-4489\" srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-1024x763.png.webp 1024w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-300x223.png.webp 300w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-768x572.png.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-16x12.png.webp 16w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-500x372.png.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3-600x447.png.webp 600w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-3.png.webp 1222w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2. Product Portfolio Overview: FR99RP, FR98RP, and FR76RP<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The GreenThinking\u00ae FR Series comprises three complementary flame retardant technologies, each engineered for specific performance priorities.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.1 GreenThinking\u00ae FR99RP \u2013 The Flagship Balanced Performer<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FR99RP is a high\u001eefficiency compounded flame retardant developed for applications requiring V\u001e0 certification, excellent physical properties, superior heat aging resistance, and low compression set. It operates through a multi\u001emodal mechanism: upon heating, it forms a dense, ceramic\u001elike char layer that isolates oxygen and heat, while releasing water and carbon dioxide and scavenging combustion\u001epropagating free radicals.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Key attributes of FR99RP:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Achieves V\u001e0 reliably across EPDM, NBR, NR, SBR, CR, IIR, ACM, and silicone<\/li>\n\n\n\n<li>Maintains high tensile strength and elongation at break \u2013 truly a\u00a0<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>flame retardant that maintains tensile strength in rubber<\/strong><\/u><\/strong><\/a><\/li>\n\n\n\n<li>Delivers superior heat aging resistance (significantly lower property degradation after 100\u00b0C \u00d7 70h aging)<\/li>\n\n\n\n<li>Exhibits excellent compression set resistance at elevated temperatures (120\u00b0C \u00d7 24h)<\/li>\n\n\n\n<li>Forms a clean, stable ceramic char with minimal soot and smoke<\/li>\n\n\n\n<li>Halogen\u001efree, REACH and RoHS compliant<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2.2 GreenThinking\u00ae FR98RP \u2013 The High\u001eLOI Option with Trade\u001eOffs<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FR98RP is an earlier\u001egeneration composite flame retardant that achieves higher Limiting Oxygen Index (LOI) values compared to FR99RP. However, this fire\u001eperformance advantage comes with significant compromises in physical properties and long\u001eterm durability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Key characteristics of FR98RP:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Higher LOI (up to 42.3% in EPDM formulations)<\/li>\n\n\n\n<li>Strong intumescent behavior upon combustion (significant expansion)<\/li>\n\n\n\n<li>Produces substantial soot and ash during burning<\/li>\n\n\n\n<li>Reduces tensile strength and crosslink density (lower MH\u001eML)<\/li>\n\n\n\n<li>Prolongs curing time (higher TC90)<\/li>\n\n\n\n<li>Poor heat aging resistance (hardness increases sharply, tensile strength and elongation drop significantly)<\/li>\n\n\n\n<li>Inferior compression set and resilience compared to FR99RP<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2.3 GreenThinking\u00ae FR76RP \u2013 The Ultra\u001eFine, Surface\u001eModified Specialist<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FR76RP is a high\u001eperformance composite flame retardant distinguished by its ultra\u001efine particle size, surface modification, and superior dispersion characteristics. It is engineered for applications demanding smooth extrusion surfaces, high thermal stability, and anti\u001edrip performance during combustion. For manufacturers seeking&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen free V0 level for rubber compound<\/strong><\/u><\/strong><\/a>&nbsp;with exceptional surface quality, FR76RP is the ideal choice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Key attributes of FR76RP:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ultra\u001efine particle size (D(0.5) = 2.65 \u03bcm) with lamellar structure<\/li>\n\n\n\n<li>High specific surface area and purity<\/li>\n\n\n\n<li>Surface\u001etreated for excellent dispersion<\/li>\n\n\n\n<li>Produces smooth extruded surfaces \u2013 perfect as a<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><u>\u00a0<\/u><strong><u><strong>flame retardant for smooth extrusion surfaces<\/strong><\/u><\/strong><\/a><\/li>\n\n\n\n<li>Superior high\u001etemperature char formation with anti\u001edrip properties<\/li>\n\n\n\n<li>Low density and low moisture content<\/li>\n\n\n\n<li>Ideal for silicone (HCR), EPDM, NBR, and SBR compounds<\/li>\n\n\n\n<li>Recommended loading: 50\u2013130 phr depending on hardness and flame retardancy requirements<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">3. Head\u001eto\u001eHead Comparison: FR99RP vs. FR98RP<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To quantify the performance differences, a series of controlled tests were conducted in standard EPDM and NBR formulations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.1 Comparative Data \u2013 EPDM 70 Shore A (80 phr and 100 phr Loadings)<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u041d\u0435\u0434\u0432\u0438\u0436\u0438\u043c\u043e\u0441\u0442\u044c<\/td><td>\u0415\u0434\u0438\u043d\u0438\u0446\u0430<\/td><td>FR98RP\u001e80<\/td><td>FR99RP\u001e80<\/td><td>FR98RP\u001e100<\/td><td>FR99RP\u001e100<\/td><\/tr><tr><td>Cure Characteristics (180\u00b0C \u00d7 5 min)<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>MH\u001eML (Crosslink Density Indicator)<\/td><td>Ibf\u001ein<\/td><td>10.26<\/td><td>11.65<\/td><td>10.18<\/td><td>13.58<\/td><\/tr><tr><td>TC90 (Optimal Cure Time)<\/td><td>\u0441\u0435\u043a<\/td><td>207<\/td><td>96<\/td><td>221<\/td><td>112<\/td><\/tr><tr><td>Physical Properties (175\u00b0C \u00d7 6 min)<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>\u0422\u0432\u0435\u0440\u0434\u043e\u0441\u0442\u044c (\u043f\u043e \u0428\u043e\u0440\u0443 A)<\/td><td>-<\/td><td>74<\/td><td>74<\/td><td>78<\/td><td>76<\/td><\/tr><tr><td>\u041f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u043d\u0430 \u0440\u0430\u0437\u0440\u044b\u0432<\/td><td>\u041c\u041f\u0430<\/td><td>7.63<\/td><td>9.26<\/td><td>6.35<\/td><td>9.32<\/td><\/tr><tr><td>\u0423\u0434\u043b\u0438\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u0438 \u0440\u0430\u0437\u0440\u044b\u0432\u0435<\/td><td>%<\/td><td>406<\/td><td>421<\/td><td>417<\/td><td>497<\/td><\/tr><tr><td>M100 (Modulus at 100%)<\/td><td>\u041c\u041f\u0430<\/td><td>2.64<\/td><td>2.77<\/td><td>2.59<\/td><td>2.69<\/td><\/tr><tr><td>\u0423\u0434\u0435\u043b\u044c\u043d\u0430\u044f \u043f\u043b\u043e\u0442\u043d\u043e\u0441\u0442\u044c<\/td><td>\u0433\/\u0441\u043c\u00b3<\/td><td>1.22<\/td><td>1.238<\/td><td>1.241<\/td><td>1.242<\/td><\/tr><tr><td>\u041e\u0433\u043d\u0435\u0441\u0442\u043e\u0439\u043a\u043e\u0441\u0442\u044c<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>UL94 Rating<\/td><td>-<\/td><td>V-0<\/td><td>V-0<\/td><td>V-0<\/td><td>V-0<\/td><\/tr><tr><td>LOI<\/td><td>%<\/td><td>42.3<\/td><td>35.4<\/td><td>-<\/td><td>-<\/td><\/tr><tr><td>Combustion Behavior<\/td><td>-<\/td><td>Heavy intumescence, high soot<\/td><td>Clean ceramic char, low soot<\/td><td>Heavy intumescence, high soot<\/td><td>Clean ceramic char, low soot<\/td><\/tr><tr><td>Heat Aging (100\u00b0C \u00d7 70h)<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>\u0418\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0442\u0432\u0435\u0440\u0434\u043e\u0441\u0442\u0438<\/td><td>-<\/td><td>+5<\/td><td>+3<\/td><td>-<\/td><td>-<\/td><\/tr><tr><td>\u0418\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u043d\u0430 \u0440\u0430\u0441\u0442\u044f\u0436\u0435\u043d\u0438\u0435<\/td><td>%<\/td><td>-7.56<\/td><td>-3.54<\/td><td>-<\/td><td>-<\/td><\/tr><tr><td>Elongation at Break Change<\/td><td>%<\/td><td>-34.05<\/td><td>-18.31<\/td><td>-<\/td><td>-<\/td><\/tr><tr><td>Compression Set (120\u00b0C \u00d7 24h)<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>\u041a\u043e\u043c\u043f\u043b\u0435\u043a\u0442 \u0434\u043b\u044f \u0441\u0436\u0430\u0442\u0438\u044f<\/td><td>%<\/td><td>-<\/td><td>-<\/td><td>52.94<\/td><td>31.43<\/td><\/tr><tr><td>\u0423\u043f\u0440\u0443\u0433\u043e\u0441\u0442\u044c<\/td><td>%<\/td><td>37<\/td><td>47<\/td><td>-<\/td><td>-<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Source: Sanexin internal test data. Formulations available upon request.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.2 Key Takeaways from the Comparison<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FR99RP consistently outperforms FR98RP across nearly every non\u001efire metric:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Higher crosslink density: MH\u001eML values are significantly higher with FR99RP, indicating a more fully cured network.<\/li>\n\n\n\n<li>Faster cure: TC90 is reduced by more than 50% (96\u2013112 sec vs. 207\u2013221 sec), directly improving production throughput.<\/li>\n\n\n\n<li>Superior mechanical strength: At 100 phr loading, FR99RP delivers +46% higher tensile strength (9.32 MPa vs. 6.35 MPa) and significantly higher elongation.<\/li>\n\n\n\n<li>Excellent heat aging resistance: FR99RP shows only 3.54% tensile strength loss and 18.31% elongation loss after aging, versus 7.56% and 34.05% for FR98RP.<\/li>\n\n\n\n<li>Outstanding compression set: FR99RP achieves 31.43% compression set vs. 52.94% for FR98RP at 120\u00b0C \u00d7 24h \u2013 a critical advantage for sealing applications.<\/li>\n\n\n\n<li>Better resilience: 47% vs. 37% \u2013 improved dynamic performance.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The only metric where FR98RP leads is LOI, but this comes at the cost of heavy intumescence, soot generation, and degraded physical properties. For most real\u001eworld applications \u2013 where long\u001eterm durability, heat resistance, and mechanical integrity are paramount \u2013 FR99RP is the clearly superior choice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.3 Performance in EPDM 50 Shore A<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At 100 phr loading in a softer EPDM base:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u041d\u0435\u0434\u0432\u0438\u0436\u0438\u043c\u043e\u0441\u0442\u044c<\/td><td>FR98RP\u001e100<\/td><td>FR99RP\u001e100<\/td><\/tr><tr><td>MH\u001eML (Ibf\u001ein)<\/td><td>8.4<\/td><td>9.31<\/td><\/tr><tr><td>TC90 (sec)<\/td><td>199<\/td><td>131<\/td><\/tr><tr><td>\u041f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u043d\u0430 \u0440\u0430\u0437\u0440\u044b\u0432 (\u041c\u041f\u0430)<\/td><td>8.03<\/td><td>9.31<\/td><\/tr><tr><td>\u0423\u043f\u0440\u0443\u0433\u043e\u0441\u0442\u044c (%)<\/td><td>44<\/td><td>51<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">FR99RP again delivers faster cure, higher tensile strength, and better resilience, with the same clean ceramic char formation versus the sooty intumescence of FR98RP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.4 Performance in NBR 70 Shore A<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In polar NBR, widely used in oil\u001eresistant seals and hoses:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u041d\u0435\u0434\u0432\u0438\u0436\u0438\u043c\u043e\u0441\u0442\u044c<\/td><td>FR98RP\u001e100<\/td><td>FR99RP\u001e100<\/td><\/tr><tr><td>MH\u001eML (Ibf\u001ein)<\/td><td>8.45<\/td><td>12.53<\/td><\/tr><tr><td>TC90 (sec)<\/td><td>79<\/td><td>94<\/td><\/tr><tr><td>\u041f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u043d\u0430 \u0440\u0430\u0437\u0440\u044b\u0432 (\u041c\u041f\u0430)<\/td><td>9.43<\/td><td>9.23<\/td><\/tr><tr><td>\u0423\u0434\u043b\u0438\u043d\u0435\u043d\u0438\u0435 (%)<\/td><td>522<\/td><td>455<\/td><\/tr><tr><td>M100 (\u041c\u041f\u0430)<\/td><td>2.55<\/td><td>2.94<\/td><\/tr><tr><td>\u0423\u043f\u0440\u0443\u0433\u043e\u0441\u0442\u044c (%)<\/td><td>24<\/td><td>33<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">FR98RP shows higher elongation but lower modulus and dramatically lower resilience (24% vs. 33%). FR99RP provides a valuable balance of tensile strength, modulus, and resilience \u2013 essential for dynamic sealing applications.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">4. FR76RP: The Dispersion and Surface\u001eQuality Specialist<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">While FR99RP is the all\u001earound flagship, FR76RP serves a specific niche where surface finish, ultra\u001efine dispersion, and anti\u001edrip performance are critical. For applications such as automotive seals that require&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen free V0 level for automotive sealing systems<\/strong><\/u><\/strong><u>,<\/u><\/a>&nbsp;FR76RP offers the perfect combination of flame retardancy and aesthetic quality.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FR76RP is distinguished by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lamellar (platelet) structure with surface treatment, providing excellent barrier properties<\/li>\n\n\n\n<li>Ultra\u001efine particle size: D(0.5) = 2.65 \u03bcm, D(0.97) = 11.39 \u03bcm<\/li>\n\n\n\n<li>High brightness (95.9% at R457nm) and purity (active ingredient \u226598.5%)<\/li>\n\n\n\n<li>Very low moisture content (\u22640.36%)<\/li>\n\n\n\n<li>Superior chemical stability, non\u001etoxic, odorless<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In flame retardant testing, FR76RP demonstrates:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reliable V\u001e0 achievement<\/li>\n\n\n\n<li>Excellent high\u001etemperature char formation<\/li>\n\n\n\n<li>Anti\u001edrip properties\u00a0during combustion \u2013 critical for thin\u001ewall or vertical components \u2013 making it an ideal\u00a0<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Anti drip flame retardant for thin\u001ewall silicone parts<\/strong><\/u><\/strong><\/a><\/li>\n\n\n\n<li>Smooth extruded surfaces with consistent dimensional stability<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">When to choose FR76RP vs. FR99RP:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Criterion<\/td><td>FR76RP<\/td><td>FR99RP<\/td><\/tr><tr><td>Surface quality requirement<\/td><td>Very high (smooth extrusion)<\/td><td>\u0412\u044b\u0441\u043e\u043a\u0438\u0439<\/td><\/tr><tr><td>Particle size requirement<\/td><td>Ultra\u001efine<\/td><td>Fine<\/td><\/tr><tr><td>Anti\u001edrip need<\/td><td>Critical<\/td><td>Not primary<\/td><\/tr><tr><td>Overall physical property balance<\/td><td>Very good<\/td><td>\u041e\u0442\u043b\u0438\u0447\u043d\u044b\u0439<\/td><\/tr><tr><td>\u0422\u0435\u043f\u043b\u043e\u0432\u0430\u044f \u0441\u0442\u043e\u0439\u043a\u043e\u0441\u0442\u044c \u043f\u0440\u0438 \u0441\u0442\u0430\u0440\u0435\u043d\u0438\u0438<\/td><td>\u0425\u043e\u0440\u043e\u0448\u0438\u0439<\/td><td>\u041f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u043d\u043e<\/td><\/tr><tr><td>\u041d\u0430\u0431\u043e\u0440 \u0434\u043b\u044f \u0441\u0436\u0430\u0442\u0438\u044f<\/td><td>\u0425\u043e\u0440\u043e\u0448\u0438\u0439<\/td><td>\u041f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u043d\u043e<\/td><\/tr><tr><td>Primary application<\/td><td>High\u001egloss, thin\u001ewall, or aesthetic parts<\/td><td>Heavy\u001eduty, long\u001elife, dynamic applications<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">5. Flame Retardant Mechanism: How FR99RP and FR76RP Work<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Both FR99RP and FR76RP operate through the same fundamental multi\u001emodal mechanism, though FR76RP&#8217;s ultra\u001efine lamellar structure enhances the barrier effect while FR99RP&#8217;s chemistry prioritizes ceramic char integrity.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Upon heating, the FR compound decomposes on the product surface, forming a viscous, charred crust and a porous insulating layer. This barrier physically isolates oxygen, heat, and volatile small molecules from the combustion zone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Simultaneously, free radicals generated during decomposition react with H\u207a&nbsp;and OH\u207b&nbsp;radicals \u2013&nbsp;the chain carriers that sustain combustion \u2013&nbsp;thereby terminating the chain reaction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In parallel, the decomposition releases water and carbon dioxide while absorbing a significant quantity of heat, suppressing flame propagation through cooling and dilution effects.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For FR99RP specifically, the ceramic\u001elike char that forms is dense, stable, and non\u001eexpanding \u2013 providing long\u001elasting protection without the structural distortion and soot generation associated with intumescent systems like FR98RP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For FR76RP specifically, the lamellar structure creates a highly efficient &#8220;tortuous path&#8221; (maze effect) that further slows oxygen and heat penetration, while the surface treatment ensures rapid and uniform dispersion in the compound. This makes FR76RP the preferred choice for&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>\u043e\u0433\u043d\u0435\u0443\u043f\u043e\u0440 \u0434\u043b\u044f EPDM-\u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0446\u0438\u0438<\/strong><\/u><\/strong><\/a>&nbsp;and other elastomers where dispersion and surface quality are paramount.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">6. Manufacturing Excellence: The Sanexin Advantage<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6.1 Not Just a Chemical Supplier \u2013 A Compounding Powerhouse<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Most flame retardant suppliers develop their products in isolation from real\u001eworld compounding challenges. Sanexin Polymer is fundamentally different. The company&#8217;s flame retardant portfolio is built upon decades of hands\u001eon, production\u001escale compounding experience \u2013 experience that directly informs every aspect of FR product design, from particle size engineering to surface modification to loading recommendations. As a leading&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen Free Flame Retardant factory China<\/strong><\/u><\/strong><\/a>, we integrate production and compounding under one roof.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6.2 Three Integrated Manufacturing Pillars<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sanexin&#8217;s manufacturing platform rests on three interconnected capabilities:Pillar 1: Dedicated Flame Retardant Production<br>The GreenThinking\u00ae FR Series is manufactured in a purpose\u001ebuilt facility utilizing super\u001erefinement, surface activation, and controlled compounding processes. Each batch undergoes comprehensive physical, chemical, and flame retardancy testing to ensure consistent V\u001e0 performance and regulatory compliance.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"766\" data-src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-1024x766.png.webp\" alt=\"\u0410\u044d\u0440\u043e\u0444\u043e\u0442\u043e\u0441\u044a\u0435\u043c\u043a\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u043c\u043f\u043b\u0435\u043a\u0441\u0430 Sanexin Polymer \u0432 \u0433\u043e\u0440\u043e\u0434\u0435 \u0421\u044e\u0430\u043d\u044c\u0447\u044d\u043d, \u043f\u0440\u043e\u0432\u0438\u043d\u0446\u0438\u044f \u0410\u043d\u044c\u0445\u043e\u0439, \u041a\u0438\u0442\u0430\u0439, \u0441 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u043c\u0438 \u043b\u0438\u043d\u0438\u044f\u043c\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0430 \u0438 \u0446\u0435\u043d\u0442\u0440\u0430\u043c\u0438 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0439 \u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043e\u043a, \u043f\u043e\u0441\u0432\u044f\u0449\u0435\u043d\u043d\u044b\u043c\u0438 \u0441\u0435\u0440\u0438\u0438 \u043e\u0433\u043d\u0435\u0437\u0430\u0449\u0438\u0442\u043d\u044b\u0445 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 GreenThinking\u00ae FR.\" class=\"wp-image-4490 lazyload\" data-srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-1024x766.png.webp 1024w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-300x224.png.webp 300w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-768x575.png.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-16x12.png.webp 16w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-500x374.png.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2-600x449.png.webp 600w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/2.png.webp 1215w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/766;\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pillar 2: China&#8217;s First Dust\u001eFree Colored Silicone Rubber Production Line<br>Sanexin operates China&#8217;s first dust\u001efree colored silicone rubber manufacturing facility. This is not a side business \u2013 it is a testament to the company&#8217;s deep expertise in dispersion technology, pigment stabilization, and process control. Colorants are introduced in a fully enclosed, dust\u001efree system, eliminating airborne contamination, protecting worker health, and ensuring batch\u001eto\u001ebatch color consistency. The dispersion and surface\u001eengineering knowledge developed for this facility has been directly transferred to the FR Series, enabling the ultra\u001efine particle size and surface treatment that distinguish FR76RP and FR99RP.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"797\" height=\"1024\" data-src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--797x1024.png.webp\" alt=\"\uf0b7\u0412\u043d\u0435\u0448\u043d\u0438\u0439 \u0432\u0438\u0434 \u043e\u0444\u0438\u0441\u043d\u043e\u0433\u043e \u0437\u0434\u0430\u043d\u0438\u044f Sanexin \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u043c\u043f\u043b\u0435\u043a\u0441\u0430 \uf0b7\" class=\"wp-image-4488 lazyload\" data-srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--797x1024.png.webp 797w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--233x300.png.webp 233w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--768x987.png.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--1195x1536.png.webp 1195w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--1594x2048.png.webp 1594w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--9x12.png.webp 9w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--500x642.png.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1--600x771.png.webp 600w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/1-.png.webp 1773w\" data-sizes=\"(max-width: 797px) 100vw, 797px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 797px; --smush-placeholder-aspect-ratio: 797\/1024;\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pillar 3: One of China&#8217;s Top 5 Custom Compounding Facilities<br>Sanexin owns and operates one of the five largest custom compounding plants in China. This is not merely a production asset \u2013 it is the foundational technical engine behind the FR Series. Every flame retardant formulation is validated in this facility, using the same production\u001escale mixers, shear rates, temperatures, and cycle times that customers use. The compounding plant produces high\u001evolume custom compounds for demanding applications across automotive, rail transit, electronics, and industrial sectors \u2013 providing a continuous stream of real\u001eworld formulation data that feeds back into flame retardant development.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"840\" height=\"648\" data-src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1.png.webp\" alt=\" Rubber compound factory pictures \" class=\"wp-image-4491 lazyload\" data-srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1.png.webp 840w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1-300x231.png.webp 300w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1-768x592.png.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1-16x12.png.webp 16w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1-500x386.png.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pic-1-1-600x463.png.webp 600w\" data-sizes=\"(max-width: 840px) 100vw, 840px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 840px; --smush-placeholder-aspect-ratio: 840\/648;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-1024x768.jpg.webp\" alt=\" Rubber compound factory pictures \" class=\"wp-image-4492 lazyload\" data-srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-1024x768.jpg.webp 1024w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-300x225.jpg.webp 300w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-768x576.jpg.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-1536x1152.jpg.webp 1536w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-2048x1536.jpg.webp 2048w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-16x12.jpg.webp 16w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-500x375.jpg.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/factory-pics-600x450.jpg.webp 600w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/768;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-1024x576.jpg.webp\" alt=\" Rubber compound factory pictures \" class=\"wp-image-4493 lazyload\" data-srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-1024x576.jpg.webp 1024w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-300x169.jpg.webp 300w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-768x432.jpg.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-1536x864.jpg.webp 1536w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-2048x1152.jpg.webp 2048w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-18x10.jpg.webp 18w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-500x281.jpg.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-4-600x338.jpg.webp 600w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/576;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-src=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-1024x576.jpg.webp\" alt=\" Rubber compound factory pictures \" class=\"wp-image-4494 lazyload\" data-srcset=\"https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-1024x576.jpg.webp 1024w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-300x169.jpg.webp 300w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-768x432.jpg.webp 768w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-1536x864.jpg.webp 1536w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-2048x1152.jpg.webp 2048w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-18x10.jpg.webp 18w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-500x281.jpg.webp 500w, https:\/\/sanezenrubber.com\/wp-content\/smush-webp\/2026\/07\/product-line-6-600x338.jpg.webp 600w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/576;\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">6.3 The Virtuous Cycle: Formulation Expertise Drives Product Innovation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The integration of flame retardant development with high\u001evolume compounding creates a unique closed\u001eloop innovation cycle:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>R&amp;D chemists develop new flame retardant concepts based on compounding insights<\/li>\n\n\n\n<li>Pilot batches are compounded in production\u001escale mixers \u2013 not just lab mills<\/li>\n\n\n\n<li>Performance data is generated using the same test methods applied to commercial compounds<\/li>\n\n\n\n<li>Process feedback (dispersion behavior, cure response, extrusion characteristics) informs formulation refinement<\/li>\n\n\n\n<li>Customer compounds incorporating FR Series products are validated in the same compounding facility before market release<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">This means that when a customer adopts FR99RP, FR98RP, or FR76RP, the formulation has already been production\u001evalidated under real\u001eworld conditions \u2013 not merely tested in an idealized laboratory setting.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6.4 Why This Matters for Customers<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sanexin&#8217;s compounding heritage provides three tangible customer benefits:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Formulations that actually work on production equipment \u2013 not just lab\u001escale successes<\/li>\n\n\n\n<li>Technical support grounded in real manufacturing experience \u2013 the team understands your mixing constraints, cycle time pressures, and quality control challenges<\/li>\n\n\n\n<li>Accelerated development timelines \u2013 recommended formulations are already pre\u001evalidated, reducing your trial\u001eand\u001eerror cycle<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">7. Regulatory Compliance and Environmental Profile<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7.1 Halogen\u001eFree Certification<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The GreenThinking\u00ae FR Series is free from halogen\u001ebased flame retardants including polybrominated biphenyls (PBBs), polybrominated diphenyl ethers (PBDEs), chlorine, fluorine, and antimony trioxide. As&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>\u042d\u043a\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u044b\u0435 \u043e\u0433\u043d\u0435\u0443\u043f\u043e\u0440\u043d\u044b\u0435 \u0432\u0435\u0449\u0435\u0441\u0442\u0432\u0430 \u0431\u0435\u0437 \u0433\u0430\u043b\u043e\u0433\u0435\u043d\u043e\u0432 \u043f\u043e\u0441\u0442\u0430\u0432\u0449\u0438\u043a\u0438 \u0432 \u0420\u043e\u0441\u0441\u0438\u0438<\/strong><\/u><\/strong><\/a>, we are committed to providing sustainable solutions that meet the highest environmental standards.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7.2 EU Directives Compliance<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The entire FR Series complies with:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>EU REACH Regulation (EC 1907\/2006)<\/li>\n\n\n\n<li>RoHS Directive 2011\/65\/EU (RoHS 2.0) and subsequent amendment (EU) 2015\/863<\/li>\n\n\n\n<li>WEEE Directive 2002\/96\/EC<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Third\u001eparty testing confirms compliance with all restricted substance limits. Therefore, we are a&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Reach compliant non halogen fire retardant supplier<\/strong><\/u><\/strong><\/a>&nbsp;you can trust for global export.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7.3 Product Summary Table<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u0425\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0430<\/td><td>FR99RP<\/td><td>FR98RP<\/td><td>FR76RP<\/td><\/tr><tr><td>UL94 Rating<\/td><td>V-0<\/td><td>V-0<\/td><td>V-0<\/td><\/tr><tr><td>Halogen\u001eFree<\/td><td>Yes<\/td><td>Yes<\/td><td>Yes<\/td><\/tr><tr><td>REACH\/RoHS<\/td><td>\u0421\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c<\/td><td>\u0421\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c<\/td><td>\u0421\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c<\/td><\/tr><tr><td>Flame Mechanism<\/td><td>Ceramic char + radical scavenging<\/td><td>Intumescent + radical scavenging<\/td><td>Lamellar barrier + radical scavenging<\/td><\/tr><tr><td>LOI Level<\/td><td>Moderate (35\u201336%)<\/td><td>High (37\u201342%)<\/td><td>\u0423\u043c\u0435\u0440\u0435\u043d\u043d\u044b\u0439<\/td><\/tr><tr><td>\u041f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u043d\u0430 \u0440\u0430\u0437\u0440\u044b\u0432<\/td><td>\u041e\u0442\u043b\u0438\u0447\u043d\u044b\u0439<\/td><td>\u0423\u043c\u0435\u0440\u0435\u043d\u043d\u044b\u0439<\/td><td>Very good<\/td><\/tr><tr><td>\u0423\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0441\u0442\u044c \u043a \u0442\u0435\u043f\u043b\u043e\u0432\u043e\u043c\u0443 \u0441\u0442\u0430\u0440\u0435\u043d\u0438\u044e<\/td><td>\u041f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u043d\u043e<\/td><td>\u041f\u043b\u043e\u0445\u043e\u0439<\/td><td>\u0425\u043e\u0440\u043e\u0448\u0438\u0439<\/td><\/tr><tr><td>\u041a\u043e\u043c\u043f\u043b\u0435\u043a\u0442 \u0434\u043b\u044f \u0441\u0436\u0430\u0442\u0438\u044f<\/td><td>\u041f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u043d\u043e<\/td><td>\u041f\u043b\u043e\u0445\u043e\u0439<\/td><td>\u0425\u043e\u0440\u043e\u0448\u0438\u0439<\/td><\/tr><tr><td>\u0423\u043f\u0440\u0443\u0433\u043e\u0441\u0442\u044c<\/td><td>\u041e\u0442\u043b\u0438\u0447\u043d\u044b\u0439<\/td><td>\u0423\u043c\u0435\u0440\u0435\u043d\u043d\u044b\u0439<\/td><td>\u0425\u043e\u0440\u043e\u0448\u0438\u0439<\/td><\/tr><tr><td>Soot\/Smoke<\/td><td>Very low<\/td><td>\u0412\u044b\u0441\u043e\u043a\u0438\u0439<\/td><td>\u041d\u0438\u0437\u043a\u0438\u0439<\/td><\/tr><tr><td>Surface Quality<\/td><td>Very good<\/td><td>\u0425\u043e\u0440\u043e\u0448\u0438\u0439<\/td><td>Excellent (ultra\u001esmooth)<\/td><\/tr><tr><td>Anti\u001eDrip<\/td><td>-<\/td><td>-<\/td><td>Yes<\/td><\/tr><tr><td>Particle Size<\/td><td>Fine<\/td><td>Fine<\/td><td>Ultra\u001efine (2.65 \u03bcm)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">8. Application Scope<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The GreenThinking\u00ae FR Series is widely used in flame\u001eretardant rubber and plastic components across multiple industries:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cables and wire insulation<\/li>\n\n\n\n<li>Rail transit components (seals, gaskets, vibration dampers)<\/li>\n\n\n\n<li>Electronic and electrical parts (connectors, housings, grommets)<\/li>\n\n\n\n<li>Automotive applications (under\u001ehood components, interior seals) \u2013 especially where\u00a0<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen free V0 level for automotive sealing systems<\/strong><\/u><\/strong><\/a>\u00a0is required<\/li>\n\n\n\n<li>Petroleum and coal mining equipment<\/li>\n\n\n\n<li>Construction materials (weather seals, expansion joints)<\/li>\n\n\n\n<li>Silicone rubber goods (high\u001etemperature applications)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Compatible elastomers include EPDM, NBR, HCR (silicone), NR, SBR, CR, IIR, and ACM. For EPDM\u001ebased products, our FR99RP serves as an excellent&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>\u043e\u0433\u043d\u0435\u0443\u043f\u043e\u0440 \u0434\u043b\u044f EPDM-\u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0446\u0438\u0438<\/strong><\/u><\/strong><\/a>, delivering both fire safety and mechanical robustness.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">9. Technical FAQ<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q1: &#8220;Why should I choose FR99RP over FR98RP if FR98RP has a higher LOI?&#8221;<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LOI is an indicator of oxygen concentration required to sustain combustion, but it does not correlate directly with real\u001eworld fire performance in standard UL94 testing \u2013 both products achieve V\u001e0. The practical question is: what do you give up for that higher LOI? With FR98RP, the trade\u001eoffs include significantly lower tensile strength, dramatically worse heat aging resistance (34% loss in elongation vs. 18% for FR99RP), nearly double the compression set, and heavy soot generation. FR99RP delivers the same V\u001e0 rating while preserving the long\u001eterm mechanical integrity that determines actual service life. LOI is a laboratory number; durability is field performance. Our FR99RP is truly a<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><u>&nbsp;<\/u><strong><u><strong>flame retardant that maintains tensile strength in rubber<\/strong><\/u><\/strong><\/a>&nbsp;\u2013 a claim backed by concrete data.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q2: &#8220;When is FR76RP the better choice over FR99RP?&#8221;<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Choose FR76RP when your application demands exceptional surface finish, ultra\u001efine particle dispersion, and anti\u001edrip properties during combustion \u2013 typically thin\u001ewall components, high\u001egloss extrusions, or parts with strict aesthetic requirements. FR76RP&#8217;s surface treatment and lamellar structure provide unmatched dispersion and smooth extruded surfaces, making it the ideal&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>flame retardant for smooth extrusion surfaces<\/strong><\/u><\/strong><\/a>. However, if your priorities are maximum heat aging resistance, lowest compression set, and highest resilience for dynamic or sealing applications, FR99RP remains the superior choice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q3: &#8220;Can I use these flame retardants in silicone (HCR) compounds?&#8221;<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. FR76RP and FR99RP are both compatible with HCR (high\u001econsistency silicone rubber). FR76RP, with its ultra\u001efine particle size and surface treatment, is particularly well\u001esuited for silicone applications where dispersion and surface quality are critical. Sanexin&#8217;s own silicone compounding facility \u2013 China&#8217;s first dust\u001efree colored silicone production line \u2013 regularly validates FR Series performance in silicone formulations, ensuring that the products are not merely theoretically compatible but production\u001eproven.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q4: &#8220;How do these products perform in NBR gaskets regarding compression set?&#8221;<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For NBR gaskets, compression set is a key performance indicator. FR99RP offers excellent compression set resistance (31.43% at 120\u00b0C \u00d7 24h in EPDM, and similar benefits in NBR), making it the preferred<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><u>&nbsp;<\/u><strong><u><strong>low compression set flame retardant for NBR gaskets<\/strong><\/u><\/strong><\/a>. This ensures long\u001eterm sealing effectiveness under elevated temperatures and continuous pressure.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">10. Conclusion: The Compounding\u001eValidated Path to Halogen\u001eFree Compliance<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The transition to halogen\u001efree flame retardants is no longer optional \u2013 it is a regulatory and market imperative. But not all halogen\u001efree solutions are equal. FR98RP delivers high LOI at the expense of physical properties, heat resistance, and long\u001eterm durability. FR76RP offers exceptional dispersion and surface quality for aesthetic and precision applications. FR99RP, however, stands alone as the balanced flagship \u2013 delivering reliable V\u001e0 performance while preserving tensile strength, resilience, and heat aging resistance. Whether you are seeking a<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><u>&nbsp;<\/u><strong><u><strong>\u041f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u0439 \u044d\u043a\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438 \u0447\u0438\u0441\u0442\u044b\u0445 \u043e\u0433\u043d\u0435\u0437\u0430\u0449\u0438\u0442\u043d\u044b\u0445 \u0432\u0435\u0449\u0435\u0441\u0442\u0432 \u0431\u0435\u0437 \u0433\u0430\u043b\u043e\u0433\u0435\u043d\u043e\u0432<\/strong><\/u><\/strong><\/a>&nbsp;or a dependable partner for custom formulations, Sanexin offers the expertise and production scale to meet your needs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The data in this report demonstrates that compounding expertise matters. Sanexin&#8217;s unique position as both a flame retardant developer and one of China&#8217;s Top 5 custom compounders ensures that every FR Series product is designed for real\u001eworld production, not just laboratory success. By choosing us, you are partnering with a&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/product\/\"><strong><u><strong>Halogen Free Flame Retardant manufacturer China<\/strong><\/u><\/strong><\/a>&nbsp;that understands both the chemistry and the compounding.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For engineers and manufacturers evaluating halogen\u001efree solutions, the recommendation is clear: validate performance in your actual compound, on your actual equipment. And work with a supplier who understands both the chemistry and the compounding.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">11. Resources and Contact<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Technical Documentation<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Product Technical Data Sheets (TDS) for FR76RP, FR98RP, FR99RP, and other FR Series products<\/li>\n\n\n\n<li>REACH and RoHS compliance certificates<\/li>\n\n\n\n<li>Custom formulation development reports<\/li>\n\n\n\n<li>Production\u001escale trial documentation<\/li>\n\n\n\n<li>Formulation recommendations for specific elastomer systems<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Facility Visits and Sample Testing<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sanexin welcomes technical visitors to its manufacturing and compounding facilities. On\u001esite visits provide an opportunity to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Observe flame retardant production processes<\/li>\n\n\n\n<li>Review quality control and testing protocols<\/li>\n\n\n\n<li>Tour China&#8217;s first dust\u001efree colored silicone rubber production line<\/li>\n\n\n\n<li>Visit the Top 5 custom compounding facility and witness production\u001escale mixing<\/li>\n\n\n\n<li>Discuss custom formulation requirements with technical staff<\/li>\n\n\n\n<li>Review real\u001etime production data and batch consistency records<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Sample requests for laboratory evaluation and production trials are available upon request. Sanexin offers technical support during customer scale\u001eup and formulation optimization.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Manufacturing Plant:<br>\u0443\u043b. \u0411\u0430\u0439\u0448\u043e\u0443, \u0421\u0435\u0432\u0435\u0440\u043d\u044b\u0439 \u0440\u0430\u0439\u043e\u043d \u0437\u043e\u043d\u044b \u044d\u043a\u043e\u043d\u043e\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u044f \u0421\u044e\u0430\u043d\u044c\u0447\u0436\u043e\u0443<br>\u0433. \u0421\u044e\u0430\u043d\u044c\u0447\u044d\u043d, \u043f\u0440\u043e\u0432\u0438\u043d\u0446\u0438\u044f \u0410\u043d\u044c\u0445\u043e\u0439, \u041a\u0438\u0442\u0430\u0439<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0412\u0435\u0431-\u0441\u0430\u0439\u0442:&nbsp;<a href=\"https:\/\/sanezenrubber.com\/ru\/\"><u>www.sanezenrubber.com<\/u><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Email:&nbsp;yorichen@sanezen.com&nbsp;(General Inquiries)<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Executive Summary The global shift toward halogen\u001efree flame retardant solutions has accelerated dramatically over the past decade, driven by increasingly stringent environmental regulations and growing awareness of the toxic byproducts associated with halogenated flame retardants during combustion. Yet for compounders and manufacturers of rubber and plastic components, the transition presents a persistent challenge: how [&hellip;]<\/p>","protected":false},"author":2,"featured_media":4491,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-4487","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-communication"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/posts\/4487","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/comments?post=4487"}],"version-history":[{"count":1,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/posts\/4487\/revisions"}],"predecessor-version":[{"id":4495,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/posts\/4487\/revisions\/4495"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/media\/4491"}],"wp:attachment":[{"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/media?parent=4487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/categories?post=4487"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sanezenrubber.com\/ru\/wp-json\/wp\/v2\/tags?post=4487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}