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MomentiveSilicone

Momentive RTV157

1K acetoxy RTV silicone, high strength

High-strength, high-elongation grey silicone paste sealant, acetoxy moisture cure. Primers SS4004P/SS4044P/SS4179 indicated for difficult substrates.

Technical data
ColourGrey, paste
Tack-free45 min
HardnessShore A 28
Tensile strength68,6 kg/cm² (975 psi)
Elongation825 %
Dielectric strength20,7 kV/mm
Service temperature+204 °C continuous; +260 °C intermittent
Maximum thickness6 mm

Recommended for: Elastic bonding and sealing

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