cast bit,cast-metal bit,cast matrix是什么意思

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Design and processing technique of bionics impregnated diamond bit are introduced.

文章介绍了仿生孕镶金刚石钻头的设计及加工工艺,并且在山东玲珑金矿对仿生钻头进行了野外试验。

A new type of impregnated diamond bionics bit is developed by applying the bionics non-smooth theory to the bit design.

将仿生学的非光滑原理应用到孕镶金刚石钻头的设计中,研制出新型的仿生孕镶金刚石钻头,比普通金刚石钻头钻进时效提高了30%~80%。

Two types of matrix are provided for selecting in making impregnated diamond bit for Continental Scientific Drilling.

在对普通孕镶金刚石钻头高温力学性能检测的基础上 ,实验研究了 6种WC(W )基和 6种Ni基配方胎体的高温力学性质 ,从而提出 2种可供研制大陆科学钻探深部高温孔段孕镶金刚石钻头胎体使用的配方方案。

A new type of impregnated diamond bit with two sorts of diamond abrasives has been developed, which can improve both penetration rate and service life simultaneously.

研制出一种两级磨料新型孕镶金刚石钻头，该种钻头解决了时效与寿命不能同步提高这一长期困扰钻头研制者的难题。

The present paper deals systematically with the blunting and sharpening proces,mechanism, material reason and conditionsof impregnated diamond bit.

系统论述了孕镶金刚石钻头钝化和锐化的过程、机制、实质原因和条件，首次提出了暂时钝化和自行锐化的成层分布、趋平磨损、连锁反应和硬磨粒磨损等四方面机制，并将复杂的自行锐化条件归结为简明的锐化条件不等式δ≥δ＿０。