| Features | heat resistance, high hardness, ductility, stress cracking resistance and bending resistance |
| Application | home appliance parts, packaging, automotive applications, construction, textile applications |
Analysis Item | Quality Index | Test Results | Testing standard | ||
Superior product | First grade | Qualified product | |||
Color granule | ≤5 | ≤10 | ≤20 | 1 | SH/T 1541.1 |
Black granule | 0 | 0 | 0 | 0 | SH/T 1541.1 |
Large granule and small granule,g/kg | ≤20 | ≤20 | ≤20 | 0.10 | SH/T 1541.1 |
Melt mass-flow rate,g/10min | 2.5-3.5 | 2.4-3.6 | 2.1-3.9 | 3.01 | GB/T 3682.1 |
Isotactic index,% | ≥95.5 | ≥95.5 | ≥95.5 | 98.0 | SH/T 1774 |
Ash content,mg/kg | ≤300 | ≤300 | ≤300 | 216 | GB/T 9345.1 |
Tensile stress at yield,MPa | ≥32.0 | ≥31.0 | ≥30.0 | 34.2 | GB/T 1040.2 |
Tensile stress at break,MPa | ≥15.0 | ≥15.0 | ≥15.0 | 23.6 | GB/T 1040.2 |
Nominal tensile strain at break,% | ≥150 | ≥150 | ≥150 | 442 | GB/T 1040.2 |
Yellowness index | ≤4.0 | ≤4.0 | ≤4.0 | -3.1 | HG/T 3862 |
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| Features | heat resistance, high hardness, ductility, stress cracking resistance and bending resistance |
| Application | home appliance parts, packaging, automotive applications, construction, textile applications |
Analysis Item | Quality Index | Test Results | Testing standard | ||
Superior product | First grade | Qualified product | |||
Color granule | ≤5 | ≤10 | ≤20 | 1 | SH/T 1541.1 |
Black granule | 0 | 0 | 0 | 0 | SH/T 1541.1 |
Large granule and small granule,g/kg | ≤20 | ≤20 | ≤20 | 0.10 | SH/T 1541.1 |
Melt mass-flow rate,g/10min | 2.5-3.5 | 2.4-3.6 | 2.1-3.9 | 3.01 | GB/T 3682.1 |
Isotactic index,% | ≥95.5 | ≥95.5 | ≥95.5 | 98.0 | SH/T 1774 |
Ash content,mg/kg | ≤300 | ≤300 | ≤300 | 216 | GB/T 9345.1 |
Tensile stress at yield,MPa | ≥32.0 | ≥31.0 | ≥30.0 | 34.2 | GB/T 1040.2 |
Tensile stress at break,MPa | ≥15.0 | ≥15.0 | ≥15.0 | 23.6 | GB/T 1040.2 |
Nominal tensile strain at break,% | ≥150 | ≥150 | ≥150 | 442 | GB/T 1040.2 |
Yellowness index | ≤4.0 | ≤4.0 | ≤4.0 | -3.1 | HG/T 3862 |
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