Material Comparison
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Product Name
Brand Name
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HDPE DPDA-3220 NT 7 DOW USA
DOW™
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Plastic Datasheets
| Mechanical properties | Test Condition | Test Method | DOW USA/DPDA-3220 NT 7 |
|---|---|---|---|
| elongation | 屈服 | ASTM D638 | 12 % |
| Flexural modulus | -- | ASTM D790B | 986 Mpa |
| Impact Strength | -40℃, 6.35 mm, 滚塑成形 | ARM | > 271 J |
| tensile strength | 屈服 | ASTM D638 | 21.4 Mpa |
| physical property | Test Condition | Test Method | DOW USA/DPDA-3220 NT 7 |
|---|---|---|---|
| melt mass-flow rate | 190℃/2.16 kg | ASTM D1238 | 2.0 g/10 min |
| Environmental stress cracking resistance | 50℃, 100% Igepal, F50 | ASTM D1693A | > 743 hr |
| Thermal performance | Test Condition | Test Method | DOW USA/DPDA-3220 NT 7 |
|---|---|---|---|
| melting temperature | DSC | 内部方法 | 127 °C |
| Heat distortion temperature | 0.45 MPa, 未退火，HDT | ASTM D648 | 55.6 °C |
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