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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 285A 美国科思创（拜耳）
Texin®
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国科思创（拜耳）/285A |
|---|---|---|---|
| 玻璃转化温度 | DMA | -42 °C | |
| 脆化温度 | ASTM D746 | -68 °C | |
| ISO 974 | -68 °C | ||
| 维卡软化温度 | 50℃/hr | ISO 306 | 91 °C |
| 50℃/hr | ASTM D1525 | 91 cm/cm/℃ |
| 阻燃性能 | 测试条件 | 测试方法 | 美国科思创（拜耳）/285A |
|---|---|---|---|
| UL阻燃等级 | 1.5mm | UL 94 | HB |
| 3.0mm | UL 95 | V-2 |
| 机械性能 | 测试条件 | 测试方法 | 美国科思创（拜耳）/285A |
|---|---|---|---|
| Bayshore 弹性 | ASTM D2632 | 45 % | |
| 拉伸强度 | 50%应变 | ISO 37 | 5 Mpa |
| 100%应变 | ASTM D412 | 5.3 Mpa | |
| 屈服 | ISO 37 | 37.9 Mpa | |
| 屈服 | ASTM D412 | 37.9 Mpa | |
| 300%应变 | ASTM D412 | 13.1 Mpa | |
| 伸长率 | 断裂 | ISO 37 | 500 % |
| 断裂 | ASTM D412 | 500 % | |
| 撕裂曼 | C型 | ASTM D624 | 87.6 kN/m |
| 撕裂强度 | ISO 34 | 87.6 kN/m | |
| 泰伯（Taber）耐磨性 | H-18轮1kg 1000次循环 | ASTM D1044 | 35 mg |
| H-18轮1kg 1000次循环 | ISO 4649 | 35 mg | |
| 弯曲模量 | 23℃ | ASTM D790 | 27.6 Mpa |
| -30℃ | ISO 178 | 49.6 Mpa | |
| 压缩强度 | 25%应变 | ASTM D575 | 5.69 Mpa |
| 50%应变 | ASTM D575 | 15 Mpa | |
| 15%应变 | ASTM D575 | 3.28 Mpa | |
| 2%应变 | ASTM D575 | 0.345 Mpa | |
| 20%应变 | ASTM D575 | 4.31 Mpa | |
| 5%应变 | ASTM D575 | 1.03 Mpa | |
| 10%应变 | ASTM D575 | 2.24 Mpa | |
| 压缩永久变形 | 23℃ 22hr | ISO 815 | 16 % |
| 70℃ 22hr | ASTM D395 | 65 % | |
| 70℃ 22hr在110℃下后固化16小时 | ASTM D395 | 35 % | |
| 23℃ 22hr在110℃下后固化16小时 | ASTM D395 | 12 % |
| 物理性能 | 测试条件 | 测试方法 | 美国科思创（拜耳）/285A |
|---|---|---|---|
| 密度 | ISO 1183 | 1.2 g/cm³ | |
| ASTM D792 | 1.2 g/cm³ | ||
| 收缩率 | 流动2.5mm | ASTM D955 | 0.8 % |
| 垂直2.5mm | ASTM D955 | 0.8 % | |
| 流动2.5mm | ISO 2577 | 0.8 % | |
| 垂直2.5mm | ISO 2577 | 0.8 % |