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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
TPU 302-85D 美国Lubrizol
ESTANE®
医疗器材,电气应用
耐化学,耐磨
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国Lubrizol/302-85D |
|---|---|---|---|
| 热变形温度 | 0.45MPa,未退火 | ASTM D648 | 132 °C |
| 0.45MPa,退火 | ASTM D648 | 143 °C | |
| 1.8MPa,未退火 | ASTM D648 | 116 °C | |
| 1.8MPa,退火 | ASTM D648 | 138 °C | |
| 维卡软化温度 | ASTM D1525 | 147 °C | |
| 线性热膨胀系数 | MD | ASTM D696 | 5.8E-05 cm/cm/°C |
| 冲击性能 | 测试条件 | 测试方法 | 美国Lubrizol/302-85D |
|---|---|---|---|
| 落镖冲击 | 23°C,TotalEnergy | ASTM D3763 | 68.0 J |
| 机械性能 | 测试条件 | 测试方法 | 美国Lubrizol/302-85D |
|---|---|---|---|
| 拉伸模量 | ASTM D638 | 1900 Mpa | |
| 拉伸强度 | 屈服 | ASTM D638 | 83.0 Mpa |
| 断裂 | ASTM D638 | 69.0 Mpa | |
| 伸长率 | 断裂 | ASTM D638 | 30 % |
| 屈服 | ASTM D638 | 9.0 % | |
| 弯曲模量 | ASTM D790 | 2300 Mpa | |
| 弯曲强度 | ASTM D790 | 97.0 Mpa |
| 硬度 | 测试条件 | 测试方法 | 美国Lubrizol/302-85D |
|---|---|---|---|
| 洛氏硬度 | R级 | ASTM D785 | 124 |
| M级 | ASTM D785 | 92 |
| 物理性能 | 测试条件 | 测试方法 | 美国Lubrizol/302-85D |
|---|---|---|---|
| 收缩率 | MD | ASTM D955 | 0.40-0.60 % |
| 光学性能 | 测试条件 | 测试方法 | 美国Lubrizol/302-85D |
|---|---|---|---|
| 黄度指数 | ASTM D1925 | 40 YI | |
| 透射率 | ASTM D1003 | 88.0 % |