Physical Properties物性 |
测试标准 |
TODI摩擦盘专用聚氨酯材料 |
Hardness硬度(邵A) |
DIN53505 |
90 |
Density密度 |
DIN53479 |
1.12 |
Mold Shrinkage收缩率(%) |
0.6 |
|
Tensile Strength抗拉强度(MPa) (min.) |
ISO 527 |
45.5 |
Elongation at Break伸长率(%)(min.) |
ISO 527 |
385 |
100%Modulus拉伸模量(MPa) (min.) |
ISO 527 |
5.92 |
300%Modulus拉伸模量(MPa) (min.) |
ISO 527 |
26 |
Tear strength撕裂强度(KN/m) (min.) |
ISO 34-1B |
100 |
Compression Set压缩变形率(%)70℃×70h(25%变形) (max.) |
ASTM D395B |
20 |
Compression Set压缩变形率(%)100℃×70h(25%变形) (max.) |
ASTM D395B |
35 |
Akron abrasion阿克伦磨耗 |
DIN53516 |
0.02 |
Resilience回弹率(%)(min.) |
ISO4662 |
40 |
Retention of tensile strength抗拉强度保持(%) |
Hydrolysis resistance耐水解性(80℃,500h) |
92.7 |
Retention of tear strength撕裂强度保持(%) |
87.5 |
|
Low temperature shrinkage低温收缩(℃) |
TR 20 |
-30 |
Operating Temperature(Min)最低工作温度(℃) |
ISO 11357-2 |
-40 |
Operating Temperature(Max)最高工作温度(℃) |
ISO 11357-2 |
+150 |
Operating Temp. Range正常工作温度(℃) |
ISO 11357-2 |
-30~+135 |
Glass temperature(Tg,DSC)玻璃化温度(℃) (max.) |
ISO 11537 |
-35 |