| Features | high impact resistance |
| Application | pipes, cold water pipes |
Analysis Project | Quality Index | Test result | Test method (standard encdoing) | ||
| Premium | Qualified | ||||
Granule appearance | Black granular /(pc/kg) | 0 | 0 | 0 | SH/T 1541.1 |
| Color granular/(pc/kg)≤ | 10 | 10 | 0 | ||
| Large and small granular/(pc/kg)≤ | 100 | 100 | 1.6 | ||
Melt mass flow rate/(g/10min) | 0.25～0.50 | 0.25～0.50 | 0.30 | GB/T 3682.1 | |
Flexural modulus/(MPa)≥ | 750 | 700 | 1027 | GB/T 9341 | |
Tensile yield stress/(MPa)≥ | 18.0 | 18.0 | 25.5 | GB/T 1040.2 | |
Simply supported beam impact strength/(kJ/m2) -20℃ ≥ | 3.9 | 3.9 | 6.8 | GB/T 1043.2 | |
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 |  |  |
| Features | high impact resistance |
| Application | pipes, cold water pipes |
Analysis Project | Quality Index | Test result | Test method (standard encdoing) | ||
| Premium | Qualified | ||||
Granule appearance | Black granular /(pc/kg) | 0 | 0 | 0 | SH/T 1541.1 |
| Color granular/(pc/kg)≤ | 10 | 10 | 0 | ||
| Large and small granular/(pc/kg)≤ | 100 | 100 | 1.6 | ||
Melt mass flow rate/(g/10min) | 0.25～0.50 | 0.25～0.50 | 0.30 | GB/T 3682.1 | |
Flexural modulus/(MPa)≥ | 750 | 700 | 1027 | GB/T 9341 | |
Tensile yield stress/(MPa)≥ | 18.0 | 18.0 | 25.5 | GB/T 1040.2 | |
Simply supported beam impact strength/(kJ/m2) -20℃ ≥ | 3.9 | 3.9 | 6.8 | GB/T 1043.2 | |
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