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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
UHMWPE 4130 美国塞拉尼斯
GUR®
汽车应用,运输业
超高分子量,抗撞击性良好,润滑性,低摩擦系数,耐磨
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| 比热 | 23°C | Internal Method | 1840 J/kg/°C |
| 导热系数 | 23°C | Internal Method | 0.41 W/m/K |
| 热变形温度 | 0.45MPa,未退火 | ISO 75-2/B | 65.0 °C |
| 1.8MPa,未退火 | ISO 75-2/A | 38.0 °C | |
| 维卡软化温度 | ASTMD1525 | 80.0 °C | |
| 线性热膨胀系数 | MD | ASTMD696 | 2E-04 cm/cm/°C |
| 冲击性能 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| 简支梁缺口冲击强度 | ISO 1152-2 | 210 kJ/m² | |
| 简支梁无缺口冲击强度 | 23°C | ISO 179/1eU | 无断裂 |
| -30°C | ISO 179/1eU | 无断裂 |
| 机械性能 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| 标称拉伸断裂应变 | ISO 527-2/1A/50 | >50 % | |
| 拉伸模量 | -- | ISO 527-2/1A/1 | 640 Mpa |
| 23°C | ASTM D638 | 703 Mpa | |
| 拉伸强度 | 屈服,23°C | ASTM D638 | 21.4 Mpa |
| 屈服 | ISO 527-2/1A/50 | 19.0 Mpa | |
| 拉伸蠕变模量 | 1000hr | ISO 899-1 | 230 Mpa |
| 1hr | ISO 899-1 | 430 Mpa | |
| 拉伸应变 | 屈服 | ISO 527-2/1A/50 | 14 % |
| 断裂,23°C | ASTM D638 | >350 % | |
| 磨耗因数 | 砂浆法 | Internal Method | 90.0 |
| 磨损量 | Internal Method | 90.0 | |
| 摩擦系数 | 与钢-动态 | Internal Method | 0.10 |
| 电气性能 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| 表面电阻率 | -- | IEC 60093 | >1.0E+12 ohms |
| -- | ASTM D257 | >1.0E+13 ohms | |
| 耗散因数 | 100Hz | IEC 60250 | 3.9E-04 |
| 1MHz | IEC 60250 | 1E-03 | |
| 介电常数 | 1MHz | IEC 60250 | 2.00 |
| 1MHz | ASTM D150 | 3.00 | |
| 100Hz | IEC 60250 | 2.00 | |
| 介电强度 | IEC 60243-1 | 45 KV/mm | |
| 体积电阻率 | -- | IEC 60093 | >1.0E+14 ohms·cm |
| -- | ASTM D257 | >1.0E+15 ohms·cm | |
| 相比漏电起痕指数 | IEC 60112 | PLC 0 |
| 硬度 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| 球压硬度 | ISO 2039-1 | 35.0 Mpa | |
| 硬度 | 邵氏D,15秒 | ISO 868 | 60 |
| 邵氏D | ASTM D2240 | 62 |
| 物理性能 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| 断裂伸长率 | ISO 1152-2 | 0.380 Mpa | |
| 固有粘度 | ISO 1628-3 | 25 dl/g | |
| 粘数 | ISO 307 | 3000 cm³/g |
| 可燃性 | 测试条件 | 测试方法 | 美国塞拉尼斯/4130 |
|---|---|---|---|
| UL阻燃等级 | 1.6mm | UL 94 | HB |