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

Dow SILASTIC FL 40-9201 Fluorosilicone Rubber

Dow SILASTIC FL 40-9201 Fluorosilicone Rubber is a high-performance elastomer combining silicone flexibility with fluorocarbon chemical resistance. It offers exceptional stability across −60°C to 200°C, outstanding resistance to fuels, oils, and solvents, and meets aerospace and automotive sealing requirements. Ideal for demanding dynamic seals and gaskets where thermal, chemical, and compression set resistance are critical.
  • dow silastic fl 40 9201 fluorosilicone rubber_f3d87a6c
  • dow silastic fl 40 9201 fluorosilicone rubber_f3d87a6c

Features Of Dow SILASTIC FL 40-9201 Fluorosilicone Rubber

  1. Exceptional resistance to aggressive fuels, oils, and aromatic hydrocarbons across wide temperature ranges.

  2. Outstanding low-temperature flexibility down to –65 °C (–85 °F) with retained elastomeric performance.

  3. Superior thermal stability and long-term aging resistance up to 200 °C (392 °F) in air.

  4. Excellent compression set resistance, ensuring reliable sealing performance after prolonged stress.

  5. Good electrical insulation properties and inherent flame retardancy without added halogenated compounds.

Typical Applications Of Dow SILASTIC FL 40-9201 Fluorosilicone Rubber

  1. Aerospace fuel system seals and gaskets exposed to jet fuels and synthetic lubricants.

  2. Automotive under-hood components requiring resistance to engine oils and transmission fluids.

  3. Oil & gas downhole instrumentation seals operating in sour service and high-temperature environments.

  4. Military-grade electronic enclosures and connectors demanding environmental and chemical resilience.

  5. Industrial fluid handling systems where compatibility with chlorinated solvents and ester-based fluids is critical.

Specifications Of Dow SILASTIC FL 40-9201 Fluorosilicone Rubber

Chemical TypeFluorosilicone elastomer (FVMQ)
Product FormHigh-consistency gum rubber (uncured compound)
AppearanceLight amber to tan colored, homogeneous sheet or slab
Primary ApplicationsStatic and dynamic sealing in aerospace, automotive, and energy sectors
Key FeaturesFuel/oil resistance, low-temperature flexibility, thermal aging stability
BenefitsExtended service life in harsh chemical environments, reduced maintenance frequency
Curing SystemPeroxide-curable (requires heat vulcanization)
Density (ASTM D792)Approx. 1.45 g/cm³


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *