上海一冠密封件有限公司
该密封圈将橡胶的弹性和密封性与Teflon的耐化学性有机的结合起来,它是由一个硅胶或Viton胶制的内芯和相对较薄的Teflon FEP或Teflon PFA外覆组合而成,这种橡胶Teflon密封圈具有优异的密封性能。
橡胶O形圈易磨损、耐化学腐蚀性和抗气体渗透性能差,纯fon O形圈硬度较高能够抗压缩但是弹性较差。
外覆Teflon FEP/Teflon PFA O形圈具有良好的抗溶涨性和化学稳定性(除非在高温下受到碱金属、氟和一些卤化物的侵蚀)在靠近橡胶O形圈附近有
丝 径 | zui小内径 | ||
Inches | mm | Inches | mm |
0.070 | 1.78 | 0.239 | 6.07 |
0.103 | 2.62 | 0.299 | 7.60 |
0.139 | 3.53 | 0.472 | 12.00 |
0.210 | 5.33 | 0.850 | 21.59 |
0.275 | 6.99 | 1.417 | 36.00 |
丝径 | A(Inches) | B(Inches) | ||
静密封 | 动密封 | 气动密封 | ||
.070 | .093/.098 | .056/.060 | .061/.063 | .064/.065 |
.103 | .140/.145 | .082/.087 | .090/.093 | .094/.096 |
.139 | .187/.192 | .111/.118 | .122/.125 | .127/.129 |
.210 | .281/.286 | .168/.178 | .184/.189 | .193/.195 |
.275 | .375/.380 | .220/.223 | .242/.247 | .253/.255 |
丝径 (inchs/mm) | 外覆Teflon FEP 层的厚度 (inchs/mm) | 丝径 (inchs/mm) | 外覆Teflon FEP 层的厚度 (inchs/mm) |
.070/1.78mm | .008/0.203mm | .225/5.70mm | .020/0.508mm |
.078/2.0mm | .008/0.203mm | .275/6.99mm | .020/0.508mm |
.095/2.4mm | .010/0.254mm | .312/8.00mm | .020/0.508mm |
.103/2.62mm | .010/0.254mm | .330/8.40mm | .020/0.508mm |
.118/3.00mm | .010/0.254mm | .375/9.50mm | .020/0.508mm |
.139/3.53mm | .012/0.305mm | .393/10mm | .020/0.508mm |
.157/4.00mm | .012/0.305mm | .472/12.00mm | .030/0.762mm |
.196/5.00mm | .015/0.381mm | .708/18.00mm | .030/0.762mm |
.210/5.33mm | .020/0.508mm | .787/20.00mm | .030/0.762mm |
上海一冠密封件有限公司
丝 径 | zui小内径 | ||
Inches | mm | Inches | mm |
0.070 | 1.78 | 0.239 | 6.07 |
0.103 | 2.62 | 0.299 | 7.60 |
0.139 | 3.53 | 0.472 | 12.00 |
0.210 | 5.33 | 0.850 | 21.59 |
0.275 | 6.99 | 1.417 | 36.00 |
丝径 | A(Inches) | B(Inches) | ||
静密封 | 动密封 | 气动密封 | ||
.070 | .093/.098 | .056/.060 | .061/.063 | .064/.065 |
.103 | .140/.145 | .082/.087 | .090/.093 | .094/.096 |
.139 | .187/.192 | .111/.118 | .122/.125 | .127/.129 |
.210 | .281/.286 | .168/.178 | .184/.189 | .193/.195 |
.275 | .375/.380 | .220/.223 | .242/.247 | .253/.255 |
丝径 (inchs/mm) | 外覆Teflon FEP 层的厚度 (inchs/mm) | 丝径 (inchs/mm) | 外覆Teflon FEP 层的厚度 (inchs/mm) |
.070/1.78mm | .008/0.203mm | .225/5.70mm | .020/0.508mm |
.078/2.0mm | .008/0.203mm | .275/6.99mm | .020/0.508mm |
.095/2.4mm | .010/0.254mm | .312/8.00mm | .020/0.508mm |
.103/2.62mm | .010/0.254mm | .330/8.40mm | .020/0.508mm |
.118/3.00mm | .010/0.254mm | .375/9.50mm | .020/0.508mm |
.139/3.53mm | .012/0.305mm | .393/10mm | .020/0.508mm |
.157/4.00mm | .012/0.305mm | .472/12.00mm | .030/0.762mm |
.196/5.00mm | .015/0.381mm | .708/18.00mm | .030/0.762mm |
.210/5.33mm | .020/0.508mm | .787/20.00mm | .030/0.762mm |
上海一冠密封件有限公司
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