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美国通用电气公司采用Borazon 2立方氮化硼砂轮刃磨钻头,经过试验证实了用这种磨料可提高钻头切削刃的表面光洁度和使用寿命。该公司和一家钻头制造厂合作对Borazon 2立方氮化硼、人造金刚石以及氧化钼砂轮刃磨的钻头进行了性能比较试验。
General Electric Company of the United States using Borazon 2 cubic boron nitride grinding wheel grinding head, confirmed by the test with this abrasive can improve the surface finish and service life of the drill cutting edge. The company conducted a performance comparison test with a drill manufacturer on drill bits sharpened by Borazon 2 CBN, synthetic diamond and molybdenum oxide grinding wheels.