PVC pipes raw mateiral PVC resin K67PVC Resin is the most widely raw material used in plastic production. It has good chemical stability, corrosion resistance and water resistance. It can be dissolved in acetone, hydrochloric ether, ester and some alcohol. It can offer good solubility, good electric......
Product Grade | PVC Resin SG5 | |
K value | 67 | |
Viscosity, ml/g | 118-107 | |
Average polymerization | 1100-1000 | |
Number of impurity particle ≤ | 30 | |
Volatiles content % ≤ | 0.4 | |
Appearing density g/ml ≥ | 0.42 | |
Residual after sieve | 0.25mm mesh ≤ | 2 |
0.063mm min ≥ | 90 | |
Number of grain/400cm2 ≤ | 40 | |
Plasticizer absorbency value of 100g resin | 19 | |
Whiteness % ≥ | 74 | |
Residual chlorethylenecontent mg/kg ≤ | 5 | |
Ethylidene chloride mg/kg ≤ | 150 |