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原料比对
产品信息
品名
品牌名
典型应用
特性
认证
PA66 A4H 德国巴斯夫
Ultramid®
连接器,车轮
中粘度,耐热,耐油
UL
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物性数据
| 热性能 | 测试条件 | 测试方法 | 德国巴斯夫/A4H |
|---|---|---|---|
| 1.8MPa,未退火 | °C | 230to250 | |
| 8.0Mpa,未退火 | °C | 65to220 | |
| 比热 | 干态 | 1.7 J/(g.K) | |
| 导热系数 | 干态 | 0.23 W/(m.K) | |
| 横向 | mm/mm/°C | 68.6E-5-127.0E-5 | |
| 连续使用温度 | °C | 110to220 | |
| 流动 | mm/mm/°C | 142.2E-5-203.2E-5 | |
| 热变形温度 | 1.8MPa负荷，干态 | 75 °C | |
| HDT | ASTM D648/ISO 75 | 220 ℃（℉） | |
| 0.45MPa负荷，干态 | 220 °C | ||
| 熔融温度 | °C | 260 | |
| 温度指数 | 在20000h/5000h，后拉伸强度下降50%时 | 118/138 °C | |
| 线性热膨胀系数 | ASTM D696/ISO 11359 | 7-10 mm/mm.℃ | |
| （23-80）℃，干态 | 7-10 | ||
| 最高使用温度 | >200 °C |
| 冲击性能 | 测试条件 | 测试方法 | 德国巴斯夫/A4H |
|---|---|---|---|
| 简支梁无缺口冲击强度 | 23℃ | kJ/m² | 11.143to19.964 |
| 机械性能 | 测试条件 | 测试方法 | 德国巴斯夫/A4H |
|---|---|---|---|
| 断裂伸长率 | 干/湿，V=50mm/min | 4.2/20 % | |
| ASTM D638/ISO 527 | 4.2/20 % | ||
| 断裂应力（V=50mm/min） | 干/湿 | 85/50 Mpa | |
| 简支梁缺口冲击强度 | +23℃，干/湿字段1_文本 | 8/30 KJ/m | |
| +23℃，干/湿 | NB/NB KJ/m | ||
| 拉伸模量 | 干/湿 | 3100/1200 Mpa | |
| 23℃ | 8206.9to28000.0 MPa | ||
| 拉伸强度 | 断裂,23℃ | 144.83to292.41 MPa | |
| 拉伸屈服应力（V=50mm/min） | 干/湿 | 85/50 Mpa | |
| 拉伸蠕变模量 | 1000h,湿 | 700 Mpa | |
| 拉伸应变 | 断裂,23℃ | % | 1.9to3.1 |
| 球压硬度 | 干/湿 | 160/100 Mpa | |
| 伸长率 | ≤0.5%, +23℃，湿 | 700 Mpa | |
| ASTM D638/ISO 527 | 4.2/20 % | ||
| 弯曲模量 | 干/湿 | 3000 Mpa | |
| ASTM D790/ISO 178 | 3000 kg·cm/cm(J/M)ft·lb/in | ||
| 悬壁梁缺口冲击强度 | -30℃,干 | 7 KJ/m | |
| +23℃，干/湿 | 50/>140 J | ||
| -20℃,干 | 20 J | ||
| +23℃，干/湿 | 5.5/NB KJ/m |
| 电气性能 | 测试条件 | 测试方法 | 德国巴斯夫/A4H |
|---|---|---|---|
| 表面电阻率 | 干/湿 | 10 Ω | |
| 介电常数 | 1MHz，干/湿 | 3.2/5 | |
| 介电强度 | K20/P50，干/湿 | 110/80 KV/mm | |
| 23℃ | V/mil | 840 | |
| 损耗角 | 1MHz，干/湿 | 0.025/0.2 | |
| 体积电阻率 | 23℃ | ohms·cm | 1.0E+12-1.0E+14 |
| 干/湿 | 10 Ω.cm | ||
| 相比漏电起痕指数 | 干/湿 | CTI 575 M |
| 硬度 | 测试条件 | 测试方法 | 德国巴斯夫/A4H |
|---|---|---|---|
| 球压硬度 | 222.76to370.34 MPa |
| 物理性能 | 测试条件 | 测试方法 | 德国巴斯夫/A4H |
|---|---|---|---|
| 饱和,23℃ | % | 3.5to5.0 | |
| 平衡,23℃,50%RH | % | 1.2to1.5 | |
| 收缩率 | 23℃ | % | 0.10-0.31 |