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 material as a close cell foam, based on vinyl polymer, modified with the throughout Aramid ink. It is the compounding chemical material based on PVC and PUR. Iin the international practice. It can be used as the core material in the sandwich structure . |