Prospects of pin boring instrument wear reduction

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Category: Mining mechanics
Last Updated on Friday, 21 December 2012 11:44
Published on Friday, 21 December 2012 11:44
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Authors: Hromadskyi A.S., Khrutskyi A.O.
 
In the article the research results of drill bits wear are considered. The results of experimental researches and industrial tests of button bits are analysed from point of increase of their wearproofness. Directions are certain and the tasks of further researches of wear of button bits for DTH hummers are put.
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2010_2 Gromadskij
Date 2012-12-14 Filesize 284.89 KB Download 1537