The sealing structure and principle of hollow metalO-ring was introduced.
介绍了金属空心o形圈的密封结构和密封机理。
2
According to the factors of operation pressure, medium and temperature, the specification and outside dimension of hollow metalO-ring, the detailed dimension of sealing groove were determined.
设计时应根据操作压力、介质和温度等条件确定金属空心o形圈的外形尺寸和规格，然后进行矩形槽的设计。
3
Furthermore, the double seal of the fuse is formed in common by the 'o' shaped sealing ring and an adhesives layer filled between the metal cap and the fuse tube.