The PTFE inserted in the grooves does not completely fill the cavity. High pressure slightly distorts the O-ring and seals it tighter. Other sealing materials may be available; consult factory.

• 嵌入在槽内的聚四氟乙烯并没有完全填满空穴。高压会使O形环轻微变形并且使其密封更加紧密。也可以提供其他密封材料,请咨询工厂。