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| Feature: | Polymer |
|---|---|
| CAS No.: | 9003-07-0 |
| Formula: | (C3h6)N |
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| No. | Testing item | Unit | PP-H,Y,145-02-400(1101SC) | |
| 01 | Particle appearance | Color granule | pcs/kg | ≤5 |
| Black granule | pcs/kg | 0 | ||
| Large granule and small granule | g/kg | ≤20 | ||
| 02 | Melt mass-flow rate | g/10min | 40±5 | |
| 03 | Total ash | mg/kg | ≤300 | |
| 04 | Tensile propertics | Modulus of elasticity in tension | MPa | ≥1200 |
| Tensile stress at yield | MPa | ≥30 | ||
| Tensile stress at break | MPa | Actual measurement | ||
| Nominal tensile strain at break | % | Actual measurement | ||
| 05 | Yellow index | ≤0 | ||
| 06 | Isotactic index | % | ≥96 | |
| 07 | Fish eyes | 0.8mm | pcs/1520cm2 | Actual measurement |
| 0.4mm | pcs/1520cm2 | Actual measurement | ||
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