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 aircraft fuselage sealing applications. The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas. 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. The following tests are in accordance with AMS 3269 Class B specification test methods

HIGH STRENGTH FUEL TANK SEALANT

Product Details

Manufacturer	PPG
Part Number	PR 1770 B2
Pack Size	PINTKIT (500 ML)
Specification	PPG STANDARD
Hazmat	UN 1263

Availability

Under Lead Time (3–4 weeks)