High Strength Grade Silicone Sheeting (30, 40, SO, 60, 70, 80 Durometer)


Our High Strength Grade silicone sheeting is designed for applications needing higher physical properties than general-purpose & medium strength silicone. It is easily die-cut and provides a superior gasket and sealing solution and is available from 30-80 durometer. Thicknesses from .01 O” to .500” thick. Widths up to 60” wide. Further, these materials are produced with ingredients per FDA CFR 177.2600 and designed to meet key High Strength Specifications.

Key Characteristics

  • Extreme High & Low-Temperature Resistant -85°F to +450°F (500°F Intermittent)
  • Excellent for Seals & Gaskets
  • Fabricated with high-quality and certified raw materials
  • UV/ Ozone Resistant & Excellent Electrical Insulator
  • SPECIFICATION: A-A-59588 CL3B (exception to flex 30-70 Duro)

Download Specification Sheet

High Strength Grade Silicone Sheeting

Specific Gravity, g/ccASTM D2971.
Durometer, Shore “A”ASTM D224030+/-540 +/-51.1560+/-570+/-580 +/-5
Tensile Strength, psiASTM D41211001200125013001280800
Elongation, %ASTM D412800600575560400200
Tear, ppi Die “B”ASTM D62415015516517017070

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