PR-1783 is a fast curing sealant suitable for brushing, fillet and interfay sealing applications for use over a temperature range of -55°C to +135°C. PR1783 has outstanding resistance to aircraft fuels, lubricating oils and resistance to degradation by phosphate ester type hydraulic oils.
PR-1783 is a two part manganese cured polysulphide compound. The uncured material is a thick liquid with excellent slump characteristics suitable for application by brush, roller or extrusion gun. The cured material maintains excellent elastomeric properties after prolonged exposure to aircraft fuels.
The following tests were run in accordance with AIMS 04-05-012.
Technical Data Sheet for PR-1783 (pdf)