Dapco 18-4F: Firewall Sealant
Dapco 18-4F is a two-component, firewall sealant intended for use as a coating, sealant or filleting material in the construction, repair and maintenance of aircraft and is especially useful where fire resistance, exposure to phosphate ester fluids, and/or exposure to extreme temperatures -65°F (-54°C) to 400°F (204°C) are major considerations.
The sealant adheres well to a variety of substrates when primed with Dapco 1-100.
Meets requirements of specification: BMS 5-63 TY 1 B4
Packaging: Available in pints, quarts and gallons.
- Cure Profile:
- Application Life (hrs): 4
- Tack Free Time (hrs): 24
- Cure Time (hrs): <7