How to Choose a DTH Drill Bit?
There are many kinds of down-the-hole drill bits, how to choose the right product is very important for every user.
May 10, 2023
There are many kinds of down-the-hole drill bits, how to choose the right product is very important for every user.
To prevent early failure of deep hole and large diameter DTH drill bits, it is inseparable from its material selection and heat treatment process.
The shape of the end face is directly related to the rock drilling efficiency and service life of DTH drill bit. Commonly used mainly five.
There are many benefits for manufacturers to analyze the reasons for the failure of high-pressure DTH drill bits, so what are the reasons?
The identification of steel for rock drilling tools is of great significance, and the main identification methods are spark and fracture identification.
The hot inserting process is easy to operate and has good stability. There are mainly 6 steel principles for the hot inserting process.
The high-quality steel used in rock drill bits contains many alloying elements, and their functions are also different.
45CrNiMo1V button bit is a high-quality drill used in the mining industry. There are three fixing processes: cold pressing, hot pressing and hot inserting.
Reasonable use and maintenance of DTH hammer can effectively prolong its service life, which is important for enterprises.
Failure mode of DTH drill bit includes the failure of the main body of the drill bit and carbides. Understanding this can help us drill better.
DTH drill bit is a tool used for geological exploration and mineral extraction, mainly composed of carbide, exhaust hole, head, spline, and impact end face.
DTH drill bit breaks the rock with impact rotation. It creates a crushing pit in one short, then rotates for a second impact and finally forms a blast hole.
A well-designed DTH drill bit is highly beneficial in improving rock drilling efficiency, and the selection of materials is an important factor.
Factors that affect the drilling effectiveness of hydraulic rock drills include rock drilling speed and rock breaking effectiveness.
The service life of button bit affects the cost and efficiency of rock drilling. The 5 aspects of this article can improve the service life of button bit.
Carbide is an important part of button bit. Understanding of the selection principle of carbide can assist in improving rock drilling efficiency.
This article mainly introduces the structure of DTH drill bit. Manufacturers can further prolong its service life by studying the structure of DTH drill bit.
Welding technology can be developed and perfected through brazing technology, surface modification technology, rock drill bit materials and brazing automation.
In coal mining engineering, we can choose rock drill bits reasonably according to the geographical environment.
The important parameters of button bits mainly include geometric parameters, determination of powder discharge groove, button parameters and water outlet holes.
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