Cryogenic treatment of drill bits: tested 2X lifetime and microstructure analysis
Published : 03-09-2019 - Duration : 00:17:43 - Like : 31,439 - Dislike : 0
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I bought some HSS stub drills, and treated half of them with liquid nitrogen, which improved their wear resistance dramatically. I also look at the change in microstructure with an electron microscope. Performance of cryogenically treated M35 HSS drills - http://sci-hub.ru/10.1007/s00170-011-3616-8 Performance of cryogenically treated HSS tools - http://sci-hub.ru/10.1016/j.wear.2006.01.017 Effects of Cryogenic Treatment on the Strength Properties - http://sci-hub.ru/10.1088/1757-899X/229/1/012
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