Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Shin-Etsu KR-480 Silicone Flame Retardant

Shin-Etsu KR-480 is a high-performance silicone-based flame retardant from the KR Series, designed for thermoplastic elastomers and polyolefins. It delivers excellent UL94 V-0 rating, low smoke generation, and superior thermal stability without halogen or phosphorus. Compatible with PP, PE, TPE and TPV, it ensures processing ease and maintains mechanical properties while meeting stringent fire-safety standards globally.
  • shin etsu kr 480 silicone flame retardant_92b019a5
  • shin etsu kr 480 silicone flame retardant_92b019a5

Features Of Shin-Etsu KR-480 Silicone Flame Retardant

  1. High-efficiency halogen-free flame retardancy meeting UL 94 V-0 and V-1 standards in silicone elastomer systems.

  2. Excellent thermal stability up to 250 °C, maintaining flame-retardant performance during high-temperature processing and end-use.

  3. Superior compatibility with addition-cure and condensation-cure silicone polymers without compromising mechanical properties.

  4. Low volatility and minimal migration, ensuring long-term flame-retardant efficacy and surface integrity.

  5. Non-corrosive formulation compatible with platinum catalysts and sensitive electronic components.

Typical Applications Of Shin-Etsu KR-480 Silicone Flame Retardant

  1. Flame-retardant silicone encapsulants for LED lighting modules and power electronics.

  2. Fire-safe gaskets and seals in electric vehicle battery packs and charging infrastructure.

  3. UL-rated silicone potting compounds for industrial control units and renewable energy inverters.

  4. Self-extinguishing silicone coatings for wire & cable jacketing in building wiring and rail transport.

  5. FR-modified liquid silicone rubber (LSR) for medical device housings requiring fire safety compliance.

Specifications Of Shin-Etsu KR-480 Silicone Flame Retardant

Chemical TypeOrganosilicon-based halogen-free flame retardant
Product FormFree-flowing white powder
AppearanceWhite to off-white fine particulate
Density (25 °C)1.8–2.0 g/cm³
Moisture Content (max)0.5 wt%
pH (1% aqueous dispersion)6.0–7.5
Primary ApplicationsFlame-retardant LSR, HTV silicone, and silicone gel formulations
Key FeaturesHalogen-free, RoHS-compliant, non-migrating, thermally stable


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