Dow Silastic 38640 Datasheet Dow Silastic 38640

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  • Description for Dow Silastic 38640

    Fuel and solvent resistance; high mechanical properties; customized options and colors are available.

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    Brand Silastic
    Application Type Mold-Making
    1 Part or 2 Part 1 Part
    Material Form Liquid
    Manufacturer Dow
    Chemistry Silicone
    Cure Method Heat
    Chemical Resistance Fuel
    Relative Solvent Resistance Chemical Resistance: Solvent

  • Technical Data for Dow Silastic 38640

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    Overview
    • Application Type
    • 1 Part or 2 Part
      • 1 Part or 2 Part - 1 Part
    • Material Form
      • Liquid
    • Chemistry
    • Cure Method
      • Heat
    • Brand
      • Silastic
    Specifications
    Bond Strength
    Tear Strength (piw) 207
    Material Resistance
    Chemical Resistance Fuel
    Relative Solvent Resistance Chemical Resistance: Solvent
    Hardness
    Shore A Hardness 44
    Elongation (%) 6

  • Best Practices for Dow Silastic 38640

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  • Comparable Materials for Dow Silastic 38640

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    Spec Engine® Results

    • Dow
      Silastic LS-40 Fluorosilicone Rubber(Dow)

      A general-purpose, 40 durometer grade that exhibits excellent fluid resistance to hydrocarbon and silicone fluids. Excellent swelling resistance to many fuels, oils and solvents, for good performance in harsh environments.

    • Dow
      Silastic LS-2323 Fluorosilicone Rubber(Dow)

      A high-modulus 45 durometer rubber base that exhibits excellent fluid d resistance to most hydrocarbon and silicone fluids. Excellent swelling resistance to many commonly used fuels, oils, and solvents, for good performance in harsh environments.

    • Dow
      Silastic 28819-V Fluorosilicone Compound Red(Dow)

      A One Part, 40 shore A hardness, fluorosilicone compound for molding with good chemical resistance for diaphragm or poppet seals, Long-term fuel resistance, Good flexibility over a wide range of service temperatures.

    • Compare All
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