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Suspension PVC (S-PVC) SG5 is widely used in pipes, profiles, panels, doors, windows, and cable insulation. It offers balanced mechanical strength and workability, suitable for extrusion and injection processing.
| Items | SG3 | SG5 | SG8 |
|---|---|---|---|
| Viscosity, ml/g | 73 | 118-107 | 73 |
| K Value | 55 | 68-66 | 55 |
| Average Degree of Polymerization | 740-650 | 1135-981 | 740-650 |
| Impurity Particles, pieces | 20 | <16 | 20 |
| Volatile Content (including moisture) % | 0.4% | <0.4 | 0.4 |
| Apparent Density g/ml | 0.52 g/ml | >0.48 | 0.52 |
| Residue after sieve % 0.25mm | 1.6% | <1.6 | 1.6 |
| Residue after sieve % 0.063mm | 97% | >97 | 97 |
| Number of Fish Eye per 400cm² | 20 | <20 | 20 |
| Plasticizer Absorption (100g Resin) | 12 | >19 | 12 |
| Whiteness Degree (160°C, 10min), % | 75% | >78 | 75 |
| Conductivity of Aqueous Extract | 5 us/(cm.g) | <5 | 5 |
| VCM Residual, µg/g | 1 μg/g | <1 | 1 |