Test results show diamond enhanced tungstencarbidecomposite spherical crown button bits are the ideal bits in drilling cobble and gravel formation.
试验表明金刚石—硬质合金复合球齿钻头是一种理想的钻进卵砾石层的钻头。
2
The two body abrasion wear characteristic of Mn copper nickel alloy matrix cast tungstencarbidecomposite has been studied using high chromium cast iron as a reference material.
以高铬铸铁为参考材料 ，研究了真空熔铸法制备的锰白铜基铸造碳化钨复合材料的二体磨料磨损特性。
3
In order to improve bit life span this paper puts forward a thought of using the techniques and formulas of making diamond enhanced tungstencarbidecomposite button to make impregnated diamond bit.