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

Solvay Tecnoflon L636 Fluoroelastomer

Solvay Tecnoflon L636 is a high-performance fluoroelastomer offering exceptional resistance to heat, chemicals, and oils. Designed for demanding sealing applications in automotive, aerospace, and oil & gas industries, it delivers outstanding compression set resistance and long-term stability at elevated temperatures up to 230°C. Its balanced processability ensures reliable molding and excellent mechanical properties post-cure.
  • solvay tecnoflon l636 fluoroelastomer_15445ac6
  • solvay tecnoflon l636 fluoroelastomer_15445ac6

Features Of Solvay Tecnoflon L636 Fluoroelastomer

  1. Excellent resistance to aggressive chemicals including acids, bases, fuels, and polar solvents.

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

  3. Low compression set ensuring long-term sealing integrity under dynamic and static conditions.

  4. Good processability for extrusion and compression molding—compatible with standard fluoroelastomer equipment.

  5. Enhanced resistance to steam and hot water compared to standard FKM grades.

Typical Applications Of Solvay Tecnoflon L636 Fluoroelastomer

  1. Aerospace fuel system seals and O-rings.

  2. Automotive turbocharger hoses and valve stem seals.

  3. Chemical processing equipment gaskets and diaphragms.

  4. Oil & gas downhole tool elastomers exposed to sour gas (H₂S) and high-pressure hydrocarbons.

  5. Pharmaceutical and biotech single-use fluid path components requiring extractables control.

Specifications Of Solvay Tecnoflon L636 Fluoroelastomer

Chemical TypeTerpolymer (VDF/HFP/TFE)
Product FormUncured gum stock in bale form
AppearanceOff-white to light tan, homogeneous elastomeric solid
Primary ApplicationsHigh-performance static and dynamic seals, diaphragms, hoses
Key FeaturesHigh fluorine content (~68 wt%), low-temperature flexibility down to –15 °C
BenefitsExtended service life in harsh chemical/thermal environments; reduced maintenance frequency
Curing System CompatibilityStandard bisphenol or peroxide curatives
Regulatory ComplianceMeets FDA 21 CFR §177.2600 for repeated food contact (when properly cured)


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