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| Products -> Rubber Seals |
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Technique parameter |
Items |
Unit |
Sputr Composite Panel Technical Index |
Thickness Allowance |
|
±0.06 |
| Compressibility |
% |
10-20 |
| Recovery |
% |
≥40 |
Immersion 3#Oil |
Thickness
Increase |
% |
≤17 |
Weight Increase |
% |
≤27 |
Immersion Oil B |
ThicknessIncrease |
% |
≤17 |
Weight Increase |
% |
≤27 |
|
 |
| The property indexes of asbestos rubber sheet and oil-resistant asbestos rubber sheet |
| 牌号 |
XB450 |
XB400 |
XB350 |
XB300 |
XB200 |
XB150 |
NY400 |
NY250 |
NY150 |
NY300 |
| 密度g/cm3 |
1.6-2.0 |
| 压缩率% |
12±5 |
| 回弹率% ≥ |
45 |
40 |
35 |
50 |
45 |
35 |
50 |
| 老化系数 ≤ |
0.9 |
| 烧失量% ≤ |
28 |
30 |
|
| 应力松弛率% ≤ |
50 |
45 |
45 |
|
45 |
| 横向拉伸强度Mpa≥ |
19.0 |
15.0 |
12.0 |
9.0 |
6.0 |
5.0 |
|
11 |
9 |
12.7 |
蒸汽密封性保持30min
无击穿 |
温度
0C |
440-450 |
390-400 |
340-350 |
290-300 |
200-220 |
140-150 |
|
| 压力Mpa |
11-12 |
8-9 |
7-8 |
4-5 |
2-3 |
1.5-2 |
| 油密封性温度15-300C介质为航空汽油或3好喷气燃料完全密封压力Mpa |
12 |
10 |
8 |
15 |
| 耐油性 |
温度150±20C，在20号航空润滑油中浸泡5后取出，在15-300C下放置30min |
横向拉伸强度Mpa≥ |
26.0 |
9.0 |
8.0 |
10.8 |
| 吸油率%≤ |
9 |
23 |
23 |
23 |
| 浸油增厚率%≤ |
15 |
20 |
|
15 |
| 浸泡15-300C，在75号航空汽油或3号喷气燃料中浸泡5h后取出，放置5min |
横向拉伸强度Mpa≥ |
14.7 |
7.0 |
6.0 |
7.9 |
| 吸油率%≤ |
15 |
22 |
22 |
22 |
| 浸油增厚率%≤ |
20 |
25 |
|
25 |
|
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