PPG PR1770 B-1/2 High Strength Fuel Tank Sealant
PPG PR-1770 Class B is a high strength, aircraft integral fuel tank sealant. This product is supplied in various sizes.
PR-1770 Class B is a high strength, aircraft integral fuel tank sealant. It has a service temperature range from -67°F (-55°C) to 356°F (180°C). This material is designed for fillet sealing of fuel tanks and other air-craft fuselage sealing applications. The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas.
PPG PR-1770 Class B is a two-part, manganese dioxide cured Permapol° P-5 polysulfide compound. The uncured material is a low sag, thixotropic paste suitable for application by extrusion gun or spatula. It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates.
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