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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
PUR，Unspecified BJB Polyurethane TC-895 A/B 美国BJB Enterprises
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 热变形温度 | 0.45MPa,未退火 | ASTM D648 | 171 °C |
| 1.8MPa,未退火 | ASTM D648 | 103 °C | |
| 线性热膨胀系数 | MD | ASTME831 | 1.3E-04 cm/cm/°C |
| 补充信息 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| CureTime | 23°C | 16.0to24.0 hr |
| 热固性 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 热固组件 | 贮藏期限 | 26 wk | |
| 按重量计算的混合比 | 100 | ||
| 部件B | 按重量计算的混合比:50 | ||
| 脱模时间 | 25°C | 5.0-6.0 hr | |
| GelTime | 7.0to8.0 min | ||
| WorkTime3(25°C) | 6.0to7.0 min | ||
| 66°C | 1.0 hr |
| 冲击性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 悬壁梁缺口冲击强度 | ASTM D256 | 47 J/m |
| 机械性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 拉伸模量 | ASTM D638 | 2020 MPa | |
| 拉伸强度 | 屈服 | ASTM D638 | 71.0 MPa |
| 伸长率 | 屈服 | ASTM D638 | 9.1 % |
| 弯曲模量 | ASTM D790 | 2190 MPa | |
| 弯曲强度 | ASTM D790 | 87.6 MPa |
| 硬度 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 硬度 | 邵氏D | ASTM D2240 | 82to86 |
| 充模分析 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 布络克菲尔德粘度 | Mixed:25°C | 850 mPa·s | |
| PartB:25°C | 650 mPa·s | ||
| PartA:25°C | 1000 mPa·s |
| 物理性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane TC-895 A/B |
|---|---|---|---|
| 密度 | ASTM D792 | 1.22 g/cm³ | |
| 收缩性2 | 0.80 % | ||
| PartB | 1.157 g/cm³ | ||
| PartA | 1.157 g/cm³ |