PR-1425 Class B is an aircraft windshield and canopy sealant. It has a service temperature range from -65°F (54°C) to 250°F (121°C), with intermittent excursions up to 275°F (135°C). This material is designed for fillet sealing of properly prepared glass, polycarbonate, acrylic and other aircraft sealing applications. This product is specifically formulated not to craze substrates. The cured sealant exhibits excellent resistance to UV and weather exposure. PR-1425 Class B is a two-part, dichromate cured polysulfide compound. The uncured material is a low sag, thixotropic paste, suitable for application by extrusion gun or spatula. PR-1425 Class B is available in preformed parts using PPG's proprietary Ambient Reactive Extrusion (PPG ARETM) additive printing technology. This sealant has excellent adhesion to common aircraft substrates. the following tests are in accordance with PRC-DeSoto International and other OEM specification test methods.

WINDSHIELD SEALANT

Product Details

Manufacturer	PPG
Part Number	PR 1425 B2
Pack Size	6 OZ
Specification	-
Hazmat	NON HAZ

Availability

Under Lead Time (3–4 weeks)