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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
SEBS G7720 美国科腾
KRATON™
家庭日用品,密封剂,粘合剂
抗氧化,耐候
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物性数据
| 热性能 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 脆化温度 | ASTM D746 | -63.0 °C |
| 补充信息 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 耐臭氧性 | 38°C | ASTM D518/1149 | NoCracking |
| 老化 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 空气中极限伸长率的变化率 | ASTM D573 | 130 % | |
| 空气中拉伸强度的变化率 | 150°C,168hr | ASTM D573 | 140 % |
| 空气中硬度(Shore)的变化率 | 支撐A | ASTM D573 | 2.0 |
| 硬度 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 硬度 | 邵氏A,10秒 | Internal Method | 57 |
| 邵氏A | Internal Method | 52to62 | |
| 邵氏A2 | Internal Method | 62 |
| 弹性体 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 断裂伸长率 | 断裂,3.18mm，流量 | ASTM D412 | 700 % |
| 拉伸强度 | 屈服,3.18mm，TD | ASTM D412 | 5.52 Mpa |
| 拉伸应力 | 100%应变,3.18mm，TD | ASTM D412 | 1.38 Mpa |
| 300%应变,3.18mm，TD | ASTM D412 | 2.07 Mpa | |
| 500%应变，TD | ASTM D412 | 3.45 Mpa | |
| 撕裂强度 | 3.18mm | ASTM D624 | 26.3 kN/m |
| 压缩永久变形 | 70°C,22hr | ASTM D395B | 38 % |
| 23°C,22hr | ASTM D395B | 15 % |
| 物理性能 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 收缩率 | MD | ASTM D955 | 1.4 % |
| 可燃性 | 测试条件 | 测试方法 | 美国科腾/G7720 |
|---|---|---|---|
| 燃烧速率 | FMVSS302 | 51 mm/min |