China Competitve Price Powder PVC Resin Sg5 Sg3 for Plastic Products, Find details about China PVC Resin, PVC Resin K67 from Competitve Price Powder PVC Resin Sg5 Sg3 for Plastic Products
Parameter | Grade | |||
Standard: GB5761-1993 | SG3 | SG5 | SG8 | |
Viscosity ml/g | 135-127 | 118-107 | 86-73 | |
K-Value | 72-70 | 67-65 | 59-55 | |
Average degree of Polymerization | 1300+/-50 | 1000+/-50 | 700+/-50 | |
Number of impurity particles ≤ | 16 | 16 | 20 | |
Volatile content (incl. water) % ≤ | 0.3 | 0.4 | 0.4 | |
Apparent density ≥ | 0.42 | 0.48 | 0.5 | |
Particle size | ≥ 0.25mm ≤ | 2 | 2 | 0.4 |
≥ 0.063mm ≥ | 95 | 95 | 95 | |
Number of Fish Eye (/400 cm2) ≤ | 20 | 20 | 30 | |
Plasticizer absorption of 100g resin ≥ | 26 | 19 | 22 | |
Whiteness (160°C, after 10 min.) % ≥ | 78 | 78 | 75 | |
VCM Residue PPM ≤ | 5 | 5 | 5 |