Dow Silastic LS-2840 Datasheet Dow Silastic LS-2840

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  • Description for Dow Silastic LS-2840

    Low compression set; excellent solvent/fluid resistance; retains properties over a wide temperature range.

    *See Terms of Use Below

    Brand Silastic
    Chemical Resistance Fluid, Chemical Resistance: Solvent
    Application Type Mold-Making
    1 Part or 2 Part 1 Part
    Material Form Rubber-Crepe
    Industry Powertrain
    Manufacturer Dow
    Chemistry Silicone: Fluorosilicone rubber
    Cure Method Heat
    Cure Temperature (°C) 200
    Cure Time (min) 240
    Color Off White
    High Temperature Resistance (°C) Excellent

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Cure Temperature Test Methods
Cure Temperature Cure Time Test Method
200°C Post cure
Cure Time Test Methods
Cure Time Test Method
240 min Post cure
Tensile Strength Test Methods
Tensile Strength Test Method
1,470 psi ASTM D412 DIE C
Tear Strength Test Methods
Tear Strength Test Method
152 (ppi) ASTM D624, Tear B
Elongation Test Methods
Elongation Test Method
5 % ASTM D412 DIE C
Shore A Hardness Test Methods
Shore A Hardness Shore Hardness Test Method
38 Hardness/Durometer Test Method
Specific Gravity Test Methods
Specific Gravity Test Method
1.430 ASTM D792