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。
The necessary technology,which combines the high rotary speed turbine with the diamond impregnated bit,is put forward to solve the deep drilling problems encountered in West Sichuan.
通过分析涡轮及孕镶金钢石钻头的主要性能,提出采用高转速涡轮+自锐孕镶金钢石钻头配套技术来解决川西深井钻井所面临的问题。
