China Raw Material Manufacturer Polyvinyl Chloride PVC Resin Sg8 for Plastic, Find details about China PVC Resin, Rew Materials from Raw Material Manufacturer Polyvinyl Chloride PVC Resin Sg8 for Plastic
Suspension Grade | 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 particle≤ | 30 | 30 | 30 | 30 | 30 | 30 | 40 | 40 |
Appearing density g/ml≥ | 0.42 | 0.42 | 0.42 | 0.42 | 0.42 | 0.45 | 0.45 | 0.45 |
Residual after sieve 0.25mm mesh≤ | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
0.063mm l≥ | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 |
Number of grain/400cm2≤ | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
Plasticizer absorbency value of 100g resin | 25 | 25 | 25 | 22 | 19 | 16 | 14 | 14 |
Whiteness %,≥ | 74 | 74 | 74 | 74 | 74 | 74 | 70 | 70 |
Residual chlore thylene content mg/kg≤ | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |