... brittleness product. 2. Supply with stock, 3. construction pvc profile water stop Chengdu RenFeng Industrial Co., Ltd. Since 2002, ... stop belt, which is made of PVC resin, plasticizer, stabilizer raw material, mastication, granulation, extrusion, forming, with the anti-aging ... , liquid storage structures, underground facilities. The specifications of PVC plastic water stop belt:Model 651: 280-7, 290 ...