SA-301

Semi-permanent Sealer SA-301 is a general-purpose high-efficiency sealer. It delivers good sealing performance for unsaturated polyester and epoxy resin systems, providing mold sealing together with partial release properties. SA-301 has excellent heat resistance and works reliably up to 400°C.For new, repaired or porous molds, apply SA-301 before first use to ensure mold release and significantly increase the number of demolds.