sintered hard metal material 烧结硬质合金材料
sintered metal powder material 金属粉末烧结材料 ; 烧结粉末冶金材料
sintered metal porous material 金属烧结多孔材料
The present invention relates to hollow camshaft and cam material, and is especially sintered metal material for assembled hollow camshaft and cam and its preparation process.
本发明涉及一种粉末冶金中空凸轮轴凸轮材料及其制备、表面强化处理方法，特别是涉 及汽车用装配式粉末冶金中空凸轮轴凸轮材料及其制备处理方法。
This compacted material is placed in an oven and sintered in a controlled atmosphere at high temperatures and the metal powders coalesce and form a solid.
被压实的材料置于炉内烧结，在高温下炉内环境可控，金属粉末熔合形成固体。
Firstly, the sintered metal porous material is determined be used for rectifying tube after the experiment comparison of 4 types and 6 kinds of porous materials.
首先，通过对4种类型6种材料试验比较，最后确定以烧结金属多孔材料制作整流筒。
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