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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
POM MT754 日本旭化成
TENAC™-C
键盘部件
低翘曲,高刚性,矿物增强
UL
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物性数据
| 热性能 | 测试条件 | 测试方法 | 日本旭化成/MT754 |
|---|---|---|---|
| UL阻燃等级 | UL 94 | HB | |
| 燃烧性（率） | UL 94 | HB | |
| 热变形温度 | 1.82MPa | ASTM D648 | 150 °C |
| 0.45MPa | ASTM D648 | 163 °C | |
| 熔体质量流动速率 | ASTM D1238 | 20 g/10min | |
| 线性热膨胀系数 | TMA法 | 6 |
| 其他 | 测试条件 | 测试方法 | 日本旭化成/MT754 |
|---|---|---|---|
| 特性 | 矿物填料 |
| 物性性能 | 测试条件 | 测试方法 | 日本旭化成/MT754 |
|---|---|---|---|
| 密度 | ASTM D792/ISO 1183 | 1.58 | |
| 收缩率 | ASTM D955 | 1.0-1.2 % |
| 机械性能 | 测试条件 | 测试方法 | 日本旭化成/MT754 |
|---|---|---|---|
| 断裂伸长率 | ASTM D638 | 7 % | |
| 拉伸模量 | ASTM D638/ISO 527 | 4900(MPa) kg/cm²(MPa)[Lb/in²] | |
| 拉伸强度 | ASTM D638 | 60 Mpa | |
| 洛氏硬度 | ASTM D785 | 98 M | |
| 弯曲模量 | ASTM D790 | 5880 Mpa | |
| 弯曲强度 | ASTM D790 | 108 Mpa | |
| 悬壁梁缺口冲击强度 | ASTM D256 | 39 J/m |
| 物理性能 | 测试条件 | 测试方法 | 日本旭化成/MT754 |
|---|---|---|---|
| 收缩率 | 垂直方向 | 旭化成法 | 1.0-1.2 % |
| 平行方向 | 旭化成法 | 1.0-1.2 % | |
| 吸水率 | ASTM D570 | 0.2 % |