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

Dow SILASTIC FL 70-9201 Fluoro Liquid Silicone Rubber

Dow SILASTIC FL 70-9201 is a fluorinated liquid silicone rubber (LSR) from Dow’s SILASTIC FL series offering exceptional chemical resistance thermal stability and low surface energy ideal for demanding automotive aerospace and medical sealing applications requiring long-term durability under harsh conditions.
  • dow silastic fl 70 9201 fluoro liquid silicone rubber_32c20b10
  • dow silastic fl 70 9201 fluoro liquid silicone rubber_32c20b10

Features Of Dow SILASTIC FL 70-9201 Fluoro Liquid Silicone Rubber

  1. Exceptional resistance to aggressive chemicals including fuels, lubricants, and aromatic hydrocarbons.

  2. High thermal stability with continuous service capability up to 200 °C.

  3. Low compression set retention for reliable sealing performance under prolonged stress.

  4. Excellent adhesion to various substrates without primer in many bonding applications.

  5. Platinum-cured system offering rapid, consistent, and residue-free vulcanization.

Typical Applications Of Dow SILASTIC FL 70-9201 Fluoro Liquid Silicone Rubber

  1. Aerospace fluid-handling seals and gaskets exposed to jet fuels and hydraulic fluids.

  2. Automotive fuel system components including injector O-rings and fuel rail seals.

  3. Industrial valves and pump diaphragms operating in chemically demanding environments.

  4. Oil & gas downhole instrumentation seals requiring H₂S and sour gas resistance.

Specifications Of Dow SILASTIC FL 70-9201 Fluoro Liquid Silicone Rubber

Chemical TypeFluoro liquid silicone rubber (FLSR)
Product FormTwo-part, platinum-catalyzed liquid elastomer system
AppearanceOpaque, viscous liquid (Part A); translucent, low-viscosity liquid (Part B)
Primary ApplicationsStatic and dynamic seals, gaskets, and molded fluid-contact components
Key FeaturesFluorosilicone chemistry with enhanced hydrocarbon resistance
BenefitsExtended service life in aggressive chemical environments vs. standard LSR
Curing SystemPt-catalyzed addition cure (no by-products)
Shore A Hardness (Cured)70 ± 3


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