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10:20:290.64http://www.startechvalves.com/tag/金刚石钻头价格2019-10-23 10:20:290.64http://www.startechvalves.com/news/458.html2019-10-22 11:15:460.64http://www.startechvalves.com/tag/金刚石钻头2019-10-22 11:15:460.64http://www.startechvalves.com/tag/金刚石钻头厂家2019-10-22 11:15:460.64http://www.startechvalves.com/tag/金刚石钻头价格   在市场上金刚石钻头有什么市场定位呢?   现在我们都知道这款设备是破岩是由金刚石颗粒完成的。要了解钻头的破岩情况2019-10-22 11:15:460.64http://www.startechvalves.com/tag/就须了解单颗金刚石的破岩情况。在坚硬地层中2019-10-22 11:15:460.64http://www.startechvalves.com/tag/单颗金刚石使岩石在钻头压力作用下处于高的应力状态(约4200-5700mpa2019-10-22 11:15:460.64http://www.startechvalves.com/tag/有的资料认为高达6300MPa)。金刚石钻头厂家认为2019-10-22 11:15:460.64http://www.startechvalves.com/tag/岩石将经历从脆性到可塑性的岩性转变。一颗钻石被送入地层2019-10-22 11:15:460.64http://www.startechvalves.com/tag/在扭矩的作用下穿透岩石。关于这款设备有什么市场定位还请往下继续看。   切割深度基本等于金刚石颗粒的穿透深度。2019-10-22 11:15:460.64http://www.startechvalves.com/news/457.html2019-10-21 11:20:310.64http://www.startechvalves.com/tag/金刚石钻头2019-10-21 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