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Fuel Tank / Proven Standards

PR-1783 Fuel Tank Sealant

PR1783 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.

PR1783 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.