主要介绍PTFE的成型工艺、填充改性品级及其在密封上的应用。
The paper introduces mainly the PTFE forming technology, filled and modified grades and its application in the sealing.
内罩为不锈钢板卷制密焊成型，罩底法兰和真空密封槽由大型立车精车加工成型。
For the cover of rolled stainless steel plate welded shape, cover and vacuum sealing flange at the end of the trough of large vertical lathe machining fine car molding.
纸盒日期打印，成型美观，具有良好密封性。
Date printed on paper box, elegant shape, with good sealing.
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