This super lightweight polyester filler is easy to spread, smooth, and sand. It can be used on metal . Tack free and can be sanded after 15 minutes Remains easy to sand even after several hours.
Provides excellent adhesion. Can use it on all metal surfaces, aluminium, galvanized steel.This product is packed under pressure to eliminate pinholes and contains non-porous extenders to eliminate moisture and reduce shrinkage.