PBT325塑胶原料 PBT沙伯基础325注塑X
性能项目 | 试验条件[状态] | 测试方法 | 测试数据 | 数据单位 | |
物理性能 | 比重 | ASTM D792 | 1.31 | g/cm³ | |
特定体积 | ASTM D792 | 0.770 | cm³/g | ||
收缩率 | 流动 2 | Internal Method | 0.90-1.6 | % | |
流动 3 | Internal Method | 1.5-2.3 | % | ||
横向流动 2 | Internal Method | 1.0-1.7 | % | ||
横向流动 3 | Internal Method | 1.6-2.4 | % | ||
吸水率 | 24 hr | ASTM D570 | 0.080 | % | |
平衡, 23°C | ASTM D570 | 0.34 | % | ||
洛氏硬度 | R 计秤 | ASTM D785 | 117 | ||
机械性能 | 抗张强度4 | 屈服 | ASTM D638 | 51.7 | MPa |
伸长率4 | 断裂 | ASTM D638 | 200 | % | |
弯曲模量5 | 50.0 mm跨距 | ASTM D790 | 2340 | MPa | |
弯曲强度5 | 屈服, 50.0 mm跨距 | ASTM D790 | 82.7 | MPa | |
悬壁梁缺口冲击强度 | 23°C | ASTM D256 | 53 | J/m | |
无缺口悬臂梁冲击 | 23°C | ASTM D4812 | 1600 | J/m | |
落锤冲击6 | 23°C | ASTM D3029 | 40.7 | J | |
热性能 | 热变形温度 | 0.45 MPa, 未退火, 6.40 mm | ASTM D648 | 154 | °C |
1.8 MPa, 未退火, 6.40 mm | ASTM D648 | 54.4 | °C | ||
线形膨胀系数 流动 | -40 到 40°C | ASTM E831 | 0.000081 | cm/cm/°C | |
60 到 138°C | ASTM E831 | 0.00014 | cm/cm/°C | ||
电气性能 | 体积电阻率 | ASTM D257 | >4.0E+16 | ohm·cm | |
介电强度 | 1.60 mm, in Oil | ASTM D149 | 23 | KV/mm | |
3.20 mm, in Air | ASTM D149 | 16 | KV/mm | ||
3.20 mm, in Oil | ASTM D149 | 16 | KV/mm | ||
介电常数 | 100 Hz | ASTM D150 | 3.30 | ||
1MHz | ASTM D150 | 3.10 | |||
耗散因数 | 100 Hz | ASTM D150 | 0.0020 | ||
1MHz | ASTM D150 | 0.020 | |||
耐电弧性 | (PLC)7 | ASTM D495 | PLC 4 | ||
其他 | UL 阻燃等X | 0.838 mm | UL 94 | HB |
PBT325塑胶原料 PBT沙伯基础325注塑X