Fire resistant polyurethane joint sealant
Sikaflex®-400 Fire is a fire resistant, polyurethane, 1-part, moisture-curing, elastic joint sealant. Movement capability ±35 %. Internal and external use.
- Up to 4 hours fire resistance according to AS 1530.4
- Up to 4 hours fire resistance according to EN 1366-4
- Movement capability ±35 % (ASTMC719)
- Easy to smooth and good workability
- Good adhesion to many different substrates
- Long open time