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There are many reasons for the damage of the PDC bit. Let's talk about some common ones.
A lot of folks don't understand using principles to begin DTH drilling tool operations, which is quite dangerous. Let us to tell you some rules of use!
DTH Drill Bit often form wear patterns due to actual drilling conditions or if the drill bit is not properly operated. If it is not pre-determined and re-grinded before its wear cycle, it will cause the drill bit to perform poorly or in advance. Invalidation, effective maintenance of the DTH drill bit can reduce the loss of effect to a certain exte
The roller cone bits are divided into various categories based on soil condition. There are 3 main categories: soft, medium and hard formation pieces. Soft formation rock bits are used in unconsolidated sands, clays, soft lime stone , red beds and shale.
The principle of DTH drilling tool is the same as that of heavy rock drill. It is intermittent impact rock (mine) rock, continuous rotation, different impact mechanism of DTH drill - DTH impactor installed at the front of drill pipe, bottom hole, piston directly Impact drills, and as the drill extends, continue to advance.
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