Dow Silastic LS-40 Fluorosilicone Rubber Datasheet Dow Silastic LS-40 Fluorosilicone Rubber

Information provided by Gluespec
  • Description for Dow Silastic LS-40 Fluorosilicone Rubber

    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.

    *See Terms of Use Below

    Brand Silastic
    Chemical Resistance Excellent swelling resistance to many fuels, Chemical Resistance: Excellent swelling resistance to solvents, Chemical Resistance: Exhibits excellent fluid resistance to silicone fluids, Excellent swelling resistance to oils, Chemical Resistance: Exhibits excellent fluid resistance to hydrocarbon
    Application Type Bond, Molding
    1 Part or 2 Part 1 Part
    Material Form Liquid
    Industry General-purpose, Consumer Goods
    Manufacturer Dow
    Chemistry Silicone: Fluorosilicone Rubber
    Cure Method Heat
    Color Translucent
    High Temperature Resistance (°C) 175, >225
    Low Temperature Resistance (°C) -63

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Compressive Strength Test Methods
Compressive Strength Test Time Test Temperature Test Method
Low compression set
11 (percent) 1,320 min 177°C ASTM D 395, Compression Set
Tensile Strength Test Methods
Tensile Strength Test Method
568 (MPa) ASTM D 412
High Temperature Resistance Test Methods
High Temperature Resistance Test Method
175°C Serviceable
>225°C Dry heat
Low Temperature Resistance Test Methods
Low Temperature Resistance Test Method
-63°C Serviceable
Elongation Test Methods
Elongation Test Method
300 % ASTM D 412
Shore A Hardness Test Methods
Shore A Hardness Shore Hardness Test Method
40 ASTM D 2240, Durometer
Specific Gravity Test Methods
Specific Gravity Test Method
1.400 ASTM D 792, Press cured only.