Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PP 4220 SINOPEC YANSHAN
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PPR tube
Resistance to stress crac、Insulation
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Plastic Datasheets
| Basic performance | Test Condition | Test Method | SINOPEC YANSHAN/4220 |
|---|---|---|---|
| melt mass-flow rate | GB 3682 | 0.30 g/10min | |
| density | GB 1033 | 0.9013 g/cm |
| Mechanical properties | Test Condition | Test Method | SINOPEC YANSHAN/4220 |
|---|---|---|---|
| bending strength | GB 9341 | 19 Mpa | |
| Rockwell hardness | GB 9342 | 76 R | |
| tensile strength | 屈服 | GB 1040 | 28 Mpa |
| Flexural modulus | GB 9341 | 650 Mpa | |
| elongation | 断裂 | GB 1040 | 350(770) % |
| Impact strength of cantilever beam gap | -20℃ | GB 1843 | 5 KJ/m |
| 0℃ | GB 1843 | 18 KJ/m | |
| elongation at break | GB 1040 | 33 Mpa |
| Thermal performance | Test Condition | Test Method | SINOPEC YANSHAN/4220 |
|---|---|---|---|
| Linear coefficient of thermal expansion | 0～110℃ | 1.5*10 K | |
| Heat distortion temperature | HDT | ASTM-D648 | 78 °C |
| melting temperature | ASTM-D3418 | 143 °C | |
| vicat | BG 1633 | 131 °C |
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