PVC foam core with excellent specific modulus and strength,have outstanding fatigue properties, inpact. And have both the good size stability and machinability, compatible with various sandwich structure processing methods and resin systems. PVC foam core have good water resistance and not rotten.also good fire resistance. The processing temperature ranges from -240℃ to +100℃, the long term operation temperature ranges from -240℃ to +80℃ |