NY400

Density 密度 g/cm3

1.8±0.2

Crosswise tensile strengt横向抗拉强度 Mpa≥

15

Property after steeping in IRM903 oil, 149℃，5h

浸泡903#油 149摄氏度 5小时

Crosswise tensile strength

横向抗拉强度 Mpa≥

12

Weight increment rate

增重 %≤

30

Appearance change

外观变化

No无

Property after steeping in fuel oil B, 21℃-30℃，5h

浸泡燃料油B#油 21摄氏度~30摄氏度 5小时

Appearance rate

变化率 %

0-20

Limpness after immersion oil

浸泡之后变软

No无

Compression rate  % 压缩率

7-17

Springback rate %≥ 回弹率

50

Creep relaxation rate %≤ 蠕变松弛

45

Limpness at normal temperature

在正常使用环境中的柔软性

Curved for 180° at a pole with a diameter for 12 times thick of sample nominal, the sample cannot be damaged with flaws etc.

在直径为试样公称厚度12倍的圆棒上弯曲180°，试样不得出现裂纹等破坏迹象

Corrosion against metal 对金属腐蚀

No无

Oil tightness

油密性

Medium 压力pressure Mpa

16

Sealing requirements密封要求

Keeping 30min, no leakag

持续30秒 不漏

Leakage rate of nitrogen 氮气泄露mL/h·mm≤

300

The highest usage temperature 最高耐温 ℃

400

The maximum usage pressure最高压力 Mpa

4

Suitable medium适用介质

Oii

Remarks: asbestos rubber sheet with a thickness over 3mm, no test on tensile strength.

注意 超过3.0MM的石棉板，不做检测研究