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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
Unspecified BJB Polyurethane WC-782 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 WC-782 A/B |
|---|---|---|---|
| 热变形温度 | 0.45MPa,未退火 | ASTM D648 | 70.0 °C |
| 热固性 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane WC-782 A/B |
|---|---|---|---|
| 热固组件 | DemoldTime(25°C) | 6.0to8.0 min | |
| 贮藏期限 | 26 wk | ||
| 部件A | 按重量计算的混合比:100.按容量计算的混合比:100 | ||
| WorkTime3(25°C) | 15.0 min | ||
| 部件B | 按重量计算的混合比:85.按容量计算的混合比:88 |
| 冲击性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane WC-782 A/B |
|---|---|---|---|
| 悬壁梁缺口冲击强度 | ASTM D256 | 53 J/m |
| 机械性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane WC-782 A/B |
|---|---|---|---|
| 拉伸模量 | ASTM D638 | 1790 MPa | |
| 拉伸强度 | 屈服 | ASTM D638 | 45.9 MPa |
| 伸长率 | 屈服 | ASTM D638 | 65 % |
| 弯曲模量 | ASTM D790 | 2210 MPa | |
| 弯曲强度 | ASTM D790 | 75.8 MPa | |
| 压缩模量 | ASTM D695 | 2410 MPa | |
| 压缩强度 | ASTM D695 | 57.6 MPa |
| 硬度 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane WC-782 A/B |
|---|---|---|---|
| 硬度 | 邵氏D | ASTM D2240 | 80to84 |
| 充模分析 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane WC-782 A/B |
|---|---|---|---|
| 布络克菲尔德粘度 | Mixed:25°C | 600to700 mPa·s | |
| PartB:25°C | 550 mPa·s | ||
| PartA:25°C | 550to650 mPa·s |
| 物理性能 | 测试条件 | 测试方法 | 美国BJB Enterprises/BJB Polyurethane WC-782 A/B |
|---|---|---|---|
| 密度 | ASTM D792 | 1.05 g/cm³ | |
| 收缩性2 | 0.30 % | ||
| PartB | 1.037 g/cm³ | ||
| PartA | 1.077 g/cm³ |