الوصف

PVC resin is a white powder, macromolecule compound formed from the VCM polymerizing, applying widely，used in PVC rigid products、soft products、dope and bond producing or processing . It can classify as follows according to its application fields. type useage SG3 electron equipment：such as wire、cable、adhesive tape、bolt etc, shoese SG5 construction material：feed and drain pipe、tubes、board、novel type material etc Standrad GB/T ******3 SG3 SG5 K value，ml/g ******7 ****1 ******7 ****6 inpurities，个 <= *6 *0 *0 *6 *0 *0 Whiteness （**0℃，after *0min），% >= *4 *- *- *4 *- *- VCM remain，ppm <= 8 *0 *- 8 *0 *-