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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
PBT 4830 BK 江苏长春
LONGLITE®
汽车领域,开关面板,连接器
玻纤增强,高强度,阻燃
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物性数据
| 热性能 | 测试条件 | 测试方法 | 江苏长春/4830 BK |
|---|---|---|---|
| 耐燃性 | UL 94 | V-0 | |
| 热变形温度 | 18.6kg/cm | ASTM D648 | 208（220） °C |
| 熔融温度 | DSC | 225 °C | |
| 线性热膨胀系数 | ASTM D696 | 3 |
| 机械性能 | 测试条件 | 测试方法 | 江苏长春/4830 BK |
|---|---|---|---|
| 断裂伸长率 | ASTM D638 | 2.5-4.5 % | |
| 拉伸强度 | ASTM D638 | 1000-1400 kg/cm | |
| 洛氏硬度 | ASTM D785 | 94 M-scale | |
| 弯曲模量 | ASTM D790 | ≥7000 kg/cm | |
| 弯曲强度 | ASTM D790 | 1500-2300 kg/cm | |
| 悬壁梁缺口冲击强度 | ASTM D256 | 7-11 kg.cm/cm |
| 电气性能 | 测试条件 | 测试方法 | 江苏长春/4830 BK |
|---|---|---|---|
| 介电常数 | ASTM D150 | 3 60Hz | |
| 介电强度 | ASTM D149 | ＞20 KV/mm | |
| 体积电阻率 | ASTM D257 | ＞10 Ω | |
| ASTM D257 | ＞10 Ω.cm | ||
| 诱电正接 | ASTM D150 | 0.001 60Hz |
| 物理性能 | 测试条件 | 测试方法 | 江苏长春/4830 BK |
|---|---|---|---|
| 玻纤含量 | CCP | 30 % | |
| 吸水率 | ASTM D570 | 0.03 % |