Polyvinyl Chloride

Polyvinyl Chloride is white powder and used in the insulation material of PVC tube, panel, hard transparent sheet, foil, disc, PVC monofilament, blow molding product, appliance insulation material. Polyvinyl chloride resin(GB/T5761-2006) Specification : Tape: SG1 SG2 SG3 SG4 SG5 SG6 SG7 SG8 K value 77-75 74-73 72-71 70-69 68-66 65-63 62-60 59-55 Viscosity, ml/g 156-144 143-136 135-127 126-119 118-107 106-96 95-87 86-73 Average polymerization 1350-1250 1250-1150 1100-1000 950-850 950-850 750-650 Number of impurity particlea 30 30 30 30 30 30 40 40 Volatiles content %,a 0.40 0.40 0.40 0.40 0.40 0.40 0.40 0.40 Appearing density g/mla Y 0.42 0.42 0.42 0.42 0.42 0.45 0.45 0.45 Residual after sieve 0.25mm mesha 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 0.063mm la Y 90 90 90 90 90 90 90 90 Number of grain/400cm2a 40 40 40 40 40 40 40 40 Plasticizer absorbency value of 100g resin 25 25 25 22 19 16 14 14 Whiteness %,a Y 74 74 74 74 74 74 70 70 Residual chlore thylene content mg/kga 5 5 5 5 5 5 5 5 Ethylidene chloride mg/kga 150 150 150 150 150 150 150 150