Skip to main content

PPG PR-2870 Discontinuation

Following ongoing manufacturing challenges in the latter part of 2021, PPG have notified us that their PPG PR-2870 Sealant will be discontinued with immediate effect in all sizes and grades.

PPG PR-2870 was a Non-Chromate Corrosion Inhibitive Sealant that provided commercial, general aviation and military aircraft manufacturers as well as maintenance, repair and overhaul shops with faster cure to reduce application cycle time.

Depending on your application, there are alternative products that PPG recommend.

MIL-PRF-81733 Requirements

PPG PS870 Corrosion Inhibitive Sealant is also approved to MIL-PRF-81733 and currently available in Class A, Class B and Class C forms. A variety of application times as well as pack sizes can be found in our PPG Sealant category and the Technical Data sheets can be found below:

Non-Chromate Corrosion Inhibitive (NCCI) Requirements

PPG PR-1775 Class B is a Non-Chromate Corrosion Inhibitive Sealant approved to AMS 3265 and available in both B-1/2 and B-2 application times.

PPG also offers the PPG PR-1771 Class B as a 1.1 specific gravity NCCI sealant, available in a B-2 application time.

The full bulletin from PPG can be found here, and if you require any further support, please contact your Account Manager, email info@silmid.com or call the office on +44 (0)1675 432 850.