China Suspension Grade Sg5 K65 K66 K67 PVC Resin for Pipe, Find details about China PVC Resin Sg5, PVC Paste Resin from Suspension Grade Sg5 K65 K66 K67 PVC Resin for Pipe
Items | PVC resin SG3 | PVC resin SG5 | PVC resin SG7 | PVC resin SG8 |
K-Value | 72-71 | 68-66 | 62-60 | 59-55 |
Viscosity, ml/g | 135-127 | 118-107 | 95-87 | 86-73 |
Number of impurity particle | ≤30 | ≤30 | ≤40 | ≤40 |
Volatiles content%,≤ | ≤0.40 | ≤0.40 | ≤0.40 | ≤0.40 |
Apparent density | ≥ 0.42 g/ml | ≥ 0.45g/ml | ||
Number of grain/400cm 2 | ≤40 | ≤40 | ≤40 | ≤40 |
Whiteness | ≥74% | ≥74% | ≥70% | ≥70% |
Plasticizer absorbency value of 100g resin | 25 | 19 | 14 | 14 |
Residual chlore thylene content | ≤5 mg/kg |