Product Overview
Ordos Junzheng PVC SG-5 is a K 66–68 general-purpose suspension PVC resin certified to GB/T 5761-2018. The table reports limits and results from batch 2023081143151.
Grade
Grade: SG-5. Polymer family: suspension polyvinyl chloride (PVC). Appearance: white powder.
Typical Applications
- General-purpose PVC compounding
- Rigid and flexible PVC formulations subject to formulation approval
Technical Data
| Property | Specification / result | Unit | Source / method |
|---|---|---|---|
| Viscosity number | 107–118; result 110 | mL/g | GB/T 5761-2018 |
| K value | 66–68; result 67 | — | GB/T 5761-2018 |
| Impurity particles | ≤ 16; result 12 | particles | GB/T 5761-2018 |
| Volatiles including water | ≤ 0.40; result 0.21 | % | GB/T 5761-2018 |
| Apparent density | ≥ 0.48; result 0.53 | g/mL | GB/T 5761-2018 |
| Residue on 0.25 mm sieve | ≤ 1.6; result 0.82 | % | GB/T 5761-2018 |
| Passing 0.063 mm sieve | ≥ 97; result 98.8 | % | GB/T 5761-2018 |
| Fish eyes | ≤ 20; result 10 | per 400 cm² | GB/T 5761-2018 |
| Whiteness after 160 °C, 10 min | ≥ 78; result 82 | % | GB/T 5761-2018 |
| Plasticiser absorption | ≥ 19; result 21 | g/100 g PVC | GB/T 5761-2018 |
| Residual VCM | ≤ 2; result 0.63 | µg/g | GB/T 5761-2018 |
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