物性项目 Physical Property Items | 执行标准 Standard | 要求Standard's Requirements | 结果Results |
|
断裂强度(Tensile Strength )Mpa | ASTM D412 | ≥17.5 | 18.65 |
扯断伸长率(Elongation At Break)% | ASTM D412 | ≥500 | 650 |
撕裂强度(Tear Strength)KN/m | ASTM D624 | ≥28 | 32.5 |
硬度(Hardness)Shore A | ASTM D2240 | 60±5 | 62 |
压缩永久变形(Compression Set)% | ASTM D395 | ≤5 | 4.41 |
Heat Ageing | 老化实验 | 断裂强度( Tensile Strength)Mpa | ASTM D573 | ≥15 | 16.72 |
扯断伸长率(Elogation At Break)% | ASTM D573 | ≥350 | 363 |
硬度( Hardness)Shore A | ASTM D573 | 60±5 | 64 |
Liquid Test | 耐液体试验 | 伸长率变化(Change in Elongation)% | ASTM D471 | ≤10 | 2.3 |
硬度变化(Chang in Hardness)% | ASTM D471 | 0~7 | 4 |
油浸体积变化(Change in Volme After Oil Immersion)% | ASTM D471 | 0-10 | 2.6 |