P/S 870 Class A is a two-part, manganese dioxide-cured polysulfide sealant that protects aluminum alloys and dissimilar metals from corrosion. It maintains elastomeric properties after exposure to jet fuel and aviation gas and cures at room temperature.
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WARNING: This product can expose you to chemicals including CHROMIUM (HEXAVALENT COMPOUNDS), TITANIUM DIOXIDE (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE) and TOLUENE which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Overview
This sealant forms a resilient seal with excellent adhesion to aircraft substrates. It operates from -65°F to 250°F, with brief exposure up to 275°F. Suitable for brush application up to 25 mils, it withstands vibration and fuel exposure in aerospace environments.
Features & Benefits
Effective barrier against common corrosion causes
Maintains elastomeric properties after fuel exposure
Two-part system cures reliably at room temperature
Excellent adhesion to aluminum, magnesium, titanium, and steel
Brush application allows coating of complex surfaces
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