Pvc K65
1.Properties of Pvc ResinIt is thermoplastic, insoluble in water, gasoline and ethanol, expandable or soluble in ether, ketene, fatty chlorohy-drocarbons or aromatic hydrocarbons with strong anti–corrosiveness, and good dielectric property.2.Pvc Polyvinyl Chloride Resin Specifications
| Polyvinyl Chloride Resin | SG3 | SG5 | SG8 | |
| Inspection item | Value | |||
| K value | 72 – 71 | 68 – 66 | 59 – 55 | |
| Viscosity number | 135 – 127 | 118 – 107 | 86 – 73 | |
| Number of impurity particles | ≤ 16 | ≤ 16 | ≤ 20 | |
| Volatile content (incl. water)% | ≤ 0.30 | ≤ 0.40 | ≤ 0.40 | |
| Apparent density | ≥ 0.45 | ≥ 0.45 | ≥ 0.48 | |
| Particle size | ≤2.0 | ≤ 2.0 | ≤ 2.0 | ≤ 2.0 |
| ≥90 | ≥ 90 | ≥ 90 | ≥ 90 | |
| Number of Fish Eye (/400 cm2) | ≤ 20 | ≤ 20 | ≤ 30 | |
| Plasticizer absorption of 100g resin | ≥ 26 | ≥ 20 | ≥ 14 | |
| Whiteness (160, after 10 min.) % | ≥ 80 | ≥ 80 | ≥ 75 | |
| VCM Residue PPM | ≤ 3 | ≤ 3 | ≤ 3 |
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