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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 500LM 美国杜邦
Delrin®
汽车应用,齿轮
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| AnnealingTemperature | 160 °C | ||
| AnnealingTime-Optional | 30.0 min/mm | ||
| 热变形温度 | 0.45MPa,未退火 | ISO 75-2/B | 160 °C |
| 1.8MPa,未退火 | ISO 75-2/A | 92.0 °C | |
| 熔融温度 | ISO 11357-3 | 178 °C | |
| 线性热膨胀系数 | TD | ISO 11359-2 | 1E-04 cm/cm/°C |
| MD | ISO 11359-2 | 1.1E-04 cm/cm/°C |
| 冲击性能 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| 简支梁缺口冲击强度 | 23°C | ISO 179/1eA | 3.0 kJ/m² |
| -30°C | ISO 179/1eA | 3.0 kJ/m² | |
| 简支梁无缺口冲击强度 | -30°C | ISO 179/1eU | 35 kJ/m² |
| 23°C | ISO 179/1eU | 40 kJ/m² | |
| 悬壁梁缺口冲击强度 | 23°C | ISO 180/1A | 3.0 kJ/m² |
| 电气性能 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| 表面电阻率 | IEC 60093 | >1.0E+15 ohms | |
| 相比漏电起痕指数 | IEC 60112 | PLC 0 |
| 机械性能 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| 拉伸模量 | ISO 527-2 | 2800 Mpa | |
| 拉伸强度 | 断裂 | ISO 527-2 | 50.0 Mpa |
| 拉伸应变 | 断裂 | ISO 527-2 | 10 % |
| 弯曲模量 | ISO 178 | 2500 Mpa |
| 硬度 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| 洛氏硬度 | R计秤 | ISO 2039-2 | 119 |
| M计秤 | ISO 2039-2 | 83 |
| 物理性能 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| MeltDensity | 1.28 g/cm³ | ||
| 密度 | ISO 1183 | 1.53 g/cm³ | |
| 收缩率 | TD | ISO 294-4 | 1.4 % |
| MD | ISO 294-4 | 2.0 % | |
| 吸水率 | 平衡,23°C,2.00mm,50%RH | ISO 62 | 0.20 % |
| 饱和,23°C,2.00mm | ISO 62 | 1.0 % |
| 可燃性 | 测试条件 | 测试方法 | 美国杜邦/500LM |
|---|---|---|---|
| FMVSS可燃性 | FMVSS302 | B | |
| UL阻燃等级 | 3.0mm | UL 94 | HB |
| 3.0mm | IEC 60695-11-10,-20 | HB | |
| 1.5mm | UL 94 | HB | |
| 1.5mm | IEC 60695-11-10,-20 | HB | |
| 燃烧速率 | 1.00mm | ISO 3795 | <100 mm/min |