3M™ Scotchcast™ 2131 阻燃电气绝缘树脂是一种灵活且持久的聚氨酯树脂,用于修补护套或接合便携式电缆。
产品特色
阻燃树脂 2131
2.2.1物理参数
项目 | 测试方法 | 典型值 |
---|
颜色 | N/A | 黑色 |
厚度 | 30mil (0.762mm) | ASTM D-4325 |
硬度 | ASTM D2240 | 82(邵氏A) |
密度 | N/A | 1217g/cm3 |
拉伸强度 | ASTM D412 | 730kg/cm2 |
断裂伸长率 | ASTM D412 | 339% |
玻璃化转化温度 | DSC | -75℃ |
最大热量释放 | 3M TM-67 | 温升64℃ |
凝胶时间 | 3M TM-67 | 17分钟(23℃) |
粘度 | 3M TM-173 | A 组分:600-1100cP, B组分:4000-10000cP |
比重 | ASTM D891 | A 组分:1.08 B组分:1.29 |
潮气吸收 | ASTM D471 | 4.9%(100℃下浸泡168小时) |
与金属的粘结(lb/in2) | 3M TM-456 | 铜:550.2 黄铜:274 钢:491.3 铝:221 |
与电缆护套的粘结(lb/in2) | 3M TM-457 | 乙烯基:125 氯丁二烯橡胶:115 尼龙:>72 交联聚乙烯:208.5 |
2.2.2电气性能
项目 | 标准 | 典型值 |
---|
介电强度 | ASTM D149 | 13.5kV/mm |
介电常数(60HZ) | ASTM D150 | 55.22/23℃ 33/60℃ 16.56/90℃ |
介电损耗角 | ASTM D50 | 5.6%/23℃ 7.9%/60℃ 17%/90℃ |
相关资源:
产品资料Technical Data Sheet: 3M™ Scotchcast™ 2131 电气绝缘树脂 EG TDS.pdf
物质参数表Safety Data Sheets:3M™ Scotchcast™ 阻燃绝缘树脂 2131 (组分A和组分B) CN MSDS.pdf
安全数据表Safety Data Sheets:3M™ Scotchcast™ 2131 电气绝缘树脂 EG MSDS.pdf
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