China Wire Industry Application PVC Cable Raw Material PVC Resin K70, Find details about China PVC Resin, PVC Resin K70 from Wire Industry Application PVC Cable Raw Material PVC Resin K70
Grade: | SG3 | SG5 | SG7 | SG8 | |
K value | 72-71 | 68-66 | 62-60 | 59-55 | |
Viscosity, ml/g | 135-127 | 118-107 | 95-87 | 86-73 | |
Average polymerization | 1350-1250 | 1100-1000 | 950-850 | 750-650 | |
Number of impurity particle max | 30 | 30 | 40 | 40 | |
Volatiles content % max | 0.4 | 0.4 | 0.4 | 0.4 | |
Appearing density g/ml min | 0.42 | 0.42 | 0.45 | 0.45 | |
Residual after sieve | 0.25mm mesh max | 2 | 2 | 2 | 2 |
0.063mm min | 90 | 90 | 90 | 90 | |
Number of grain/400cm2 max | 40 | 40 | 40 | 40 | |
Plasticizer absorbency value of 100g resin | 25 | 19 | 14 | 14 | |
Whiteness % min | 74 | 74 | 70 | 70 | |
Residual chlorethylenecontent mg/kg max | 5 | 5 | 5 | 5 | |
Ethylidene chloride mg/kg max | 150 | 150 | 150 | 150 |