PPG PR-1771 B-2 A/B Corrosion Inhibitive Sealant 6 Oz Semkit
PPG PR-1771 Class B is a two-part manganese dioxide cured, Permapol P-5 modified polysulfide. It is a non-chromate, low density, corrosion inhibitive sealant with a service temperature range from -65°F (-54°C) to 250°F (121°C), with intermittent excursions up to 275°F (135°C). B-2 represents an application life of 2 hours.
Technical Information
- UN Number UN1133 CL3
- Product Type Corrosion Inhibitive Sealant
- Product Form Paste

Product Information
This material is designed for aircraft fuselage sealing applications, such as exterior butt joints and aerodynamic smothing, where a flexible elastomeric seal is required to prevent intrusion of moisture and provide protection from the common causes of corrosion. It provides a weight saving of as much as 40% over traditional sealants used for these purposes.
Data Sheets
Product Properties
Shipping Information
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