Product notice - Due to REACH regulations, Silmid will no longer be distributing PR-1422 fuel tank sealant. The replacement product for all grades of PR-1422 will be PR1440 which has a 50 year track record of success in the aerospace industry. Click here to learn more.
PPG PR1440 A-1/2 Aircraft Integral Fuel Tank Sealant
- Commodity Code 32141010
- Country of Origin United States
- UN Number 1263 CL3 / 3082 CL9
Status Update - The formulation of this product currently contains a substance of very high concern (SVHC). All batches that have not been reformulated must only be used in accordance with either the EAAC Authorisation request (for EU users) or the UK REACH Decision (for GB users) available from our "Document Downloads" Section.
PR1440A1/2 is an aircraft integral fuel tank sealant. It has service temperature range from -65°F (-54°C) to 250°F (121°C), with this intermittent excursions up to 275° (135°C). This material is designed for brush sealing of fasteners in 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-1440 Class A is a two-part, manganese dioxide cured polysulfide compound. The uncured material is suitable for application by brush in thickness up to 25 mils. It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates.
- PPG PR1440 A-1/2
- Aircraft Integral Fuel Tank Sealant
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