PVC Resin for Pipe PVC resin powder proffessional manufacturers more than 20 years. good reputation with high quality PVC Resin for Pipe Specification: ItemsUnit IndexSG1SG2SG3SG4SG5SG6SG7SG8Viscosity No.ml/g156-144143-136135-127126-119118-107106-9695-8786-73Or K value76-7574-7372-7170-6968-6665-6362-6059-55Or Average degree of polymerization1785-15361535-13711350-12501250-11501100-1000950-850750 ...
[China Manufacturers]