How to control the normal stress between sealing faces is a critical factor while using metal face seals for rolling cutter rock bits.
在牙轮钻头中成功应用单金属浮动金属密封结构的关键在于控制密封端面之间的接触压力。
This paper describes the research and manufacture of titanium investment casting for large sized housing type structure of thin wall using the ceramic shell with metal face layer.
本文叙述了采用金属面层陶瓷型壳工艺，研制大型薄壁壳体类钛合金精密铸件。
This paper describes the research and manufacture of titanium investment casting for large sized housing type structure of thin wall using the ceramic shell with metal face layer.
本文叙述了采用金属面层陶瓷型壳工艺，研制大型薄壁壳体类钛合金精密铸件。
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