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等级
参考价
| 热性能 | 测试条件 | 测试方法 | 中石油大庆石化/750A |
|---|---|---|---|
| 维卡软化温度 | ASTM D-1525 | 95(203) ℃（℉） | |
| 热变形温度 | 退火，6.4mm 18.6kg/cm | ASTM D-648 | 95(203) ℃（℉） |
| 未退火，6.4mm 18.6kg/cm | ASTM D-648 | 85(185) ℃（℉） | |
| 物理性能 | 测试条件 | 测试方法 | 中石油大庆石化/750A |
| 收缩率 | ASTM D-955 | 0.4-0.7 % | |
| 熔体质量流动速率 | 200℃ 5kg(条件G) | ASTM D-1238 | 4.5 g/10min |
| 密度 | ASTM D-792 | 1.04 23/23℃ | |
| 熔体质量流动速率 | 200℃ 21.6kg | ASTM D-1238 | 50 g/10min |
| 机械性能 | 测试条件 | 测试方法 | 中石油大庆石化/750A |
| 洛氏硬度 | ASTM D-785 | 108 R | |
| 悬臂梁缺口冲击强度 | 23℃ 1/8in(3.2mm) | ASTM D-256 | 26 kg.cm/cm |
| 23℃ 1/4in(6.4mm) | ASTM D-256 | 23 kg.cm/cm | |
| 伸长率 | ASTM D-638 | 30 % | |
| 弯曲强度 | 23℃ | ASTM D-790 | 650 kg/cm |
| 弯曲模量 | 23℃ | ASTM D-790 | 24000 kg/cm |
| 拉伸强度 | 23℃ | ASTM D-638 | 480 kg/cm |