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XM 84-165型地下矿用牙轮钻头是适用于穿凿硬至极坚硬矿岩的一种钻头,它采用了先进的全滑动密封轴承。本文着重介绍了该钻头的设计参数、结构特点以及工业性试验和使用效果。
Model XM 84-165 underground mine roller bit is a type of drill suitable for wearing hard and extremely hard rock, using advanced all-sliding sealed bearings. This article highlights the design parameters of the drill, structural characteristics and industrial tests and the use of results.