| Application | tubing |
Test item,unit | Superior product | Test result | |
Viscosity mL/g | 127-135 | 133 | |
Apparent density g/mL | ≥ | 0.45 | 0.50 |
Volatile matter (including water) mass fraction % | ≤ | 0.30 | 0.28 |
Sieve residue 250μn, sieve hole % | ≤ | 1.6 | 1.5 |
Sieve residue 63μn, sieve hole % | ≥ | 97 | 99 |
Fisheye pc/400cm^2 | ≤ | 20 | 17 |
100g resin plasticizer absorption,g | ≥ | 26 | - |
Whiteness(160℃,10min) % | ≥ | 78 | 84 |
| Impurities,pcs | ≤ | 16 | 16 |
| Residual Polyethylene Monomer Content,μg/g | ≤ | 5.0 | 2 |
| Conductivity of water benzene,μs/(cm*g) | ≤ | 5.0 | 2 |
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 |  |  |
| Application | tubing |
Test item,unit | Superior product | Test result | |
Viscosity mL/g | 127-135 | 133 | |
Apparent density g/mL | ≥ | 0.45 | 0.50 |
Volatile matter (including water) mass fraction % | ≤ | 0.30 | 0.28 |
Sieve residue 250μn, sieve hole % | ≤ | 1.6 | 1.5 |
Sieve residue 63μn, sieve hole % | ≥ | 97 | 99 |
Fisheye pc/400cm^2 | ≤ | 20 | 17 |
100g resin plasticizer absorption,g | ≥ | 26 | - |
Whiteness(160℃,10min) % | ≥ | 78 | 84 |
| Impurities,pcs | ≤ | 16 | 16 |
| Residual Polyethylene Monomer Content,μg/g | ≤ | 5.0 | 2 |
| Conductivity of water benzene,μs/(cm*g) | ≤ | 5.0 | 2 |
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