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

Solvay Tecnoflon FOR 5381 FKM Elastomer

Solvay Tecnoflon FOR 5381 is a high-performance fluoroelastomer (FKM) offering exceptional resistance to heat, chemicals, and oils—ideal for demanding automotive and industrial sealing applications requiring long-term reliability under extreme conditions.
  • solvay tecnoflon for 5381 fkm elastomer_55cca919
  • solvay tecnoflon for 5381 fkm elastomer_55cca919

Features Of Solvay Tecnoflon FOR 5381 FKM Elastomer

  1. High resistance to aggressive automotive fluids including modern low-viscosity engine oils, ATF, and coolant formulations.

  2. Excellent high-temperature performance with continuous service capability up to 200 °C.

  3. Outstanding compression set resistance, ensuring long-term sealing integrity under dynamic and static conditions.

  4. Good processability on standard rubber mixing and molding equipment, supporting efficient high-volume production.

  5. Low extractables profile, meeting stringent requirements for fuel and lubricant system components.

Typical Applications Of Solvay Tecnoflon FOR 5381 FKM Elastomer

  1. Engine valve stem seals and turbocharger oil seals in passenger car and commercial vehicle powertrains.

  2. Fuel injector O-rings and high-pressure common rail system seals.

  3. Transmission gaskets and clutch piston seals exposed to automatic transmission fluid (ATF) at elevated temperatures.

  4. Under-hood sensor housings and connector seals requiring long-term chemical and thermal stability.

  5. Industrial hydraulic system components operating with HFD-U and phosphate ester-based fire-resistant fluids.

Specifications Of Solvay Tecnoflon FOR 5381 FKM Elastomer

Chemical TypeFluoroelastomer (FKM), vinylidene fluoride–hexafluoropropylene–tetrafluoroethylene terpolymer
Product FormUncured gum stock (sheet or bale)
AppearanceOff-white to light tan, homogeneous elastomeric sheet
Primary ApplicationsDynamic and static seals in automotive powertrain, transmission, and fuel systems
Key FeaturesHigh heat resistance, superior fluid resistance, low compression set, good processability
BenefitsExtended service life, reduced leakage risk, compatibility with high-efficiency engines and next-generation fluids
Standard Cure SystemDiamine-cured (requires post-cure for optimal performance)
Regulatory ComplianceMeets ASTM D1418 classification FKM; compliant with REACH and RoHS directives


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