DTH Bit ( https://www.kqdrill.com/product/dth-bits … bits/ ) has been adopted by many companies due to its excellent performance and wide applicability to various mines. It is not only because of its own performance advantages, but also because of its convenient operation characteristics. Usually we wi…

Although DTH Hammer ( https://www.kqdrill.com/product/dth-hamm … mers/ ) is designed to be used in a wide range of drilling conditions, the following factors have a great influence on the normal operation of DTH Hammer. 一. Drilling fluid DTH Hammer can be adapted to various types of drilling fluids, bu…

DTH Hammer ( https://www.kqdrill.com/product/dth-hamm … mers/ ) construction method in bad geological formations Through practice, the following two methods have been summarized for construction in poor geological formations. a. Circulating drilling and filling hole method In the sand and gravel system…

1. Each time before drilling the DTH Hammer ( https://www.kqdrill.com/product/dth-hamm … mers/ ), the main and auxiliary hydraulic pumps should be started and run idling for 5-10 minutes to check whether the operation is normal. If abnormal noise and vibration are found, it cannot be started. 2. Every…

When installing the drill bit, you need to slowly lift the bit box, put the four legs of the bit box into the four holes of the drill turntable, and put the core plate of the lift bit box into the bit box, and then put the bit groove and the bit box to be installed The convex points of the core plate correspo…

After years of production practice, Kaiqiu Drilling Tools Manufacturer ( https://www.kqdrill.com/ ) believes that the main failure modes of drill pipe joint threads are as follows. 1) Velcro and buckle: Occurs when there is a high axial pressure, the external thread is forced into the internal thread, causin…

The main cutting edge of the drill tool face milling cutter is distributed on the cylindrical or conical surface, the end cutting edge is the secondary cutting edge, and the axis of the milling cutter is perpendicular to the machined surface. According to the tooth material, it can be divided into two categor…

If the roller cone bit is damaged during the initial installation or the design is not in place, under what circumstances will it be damaged? Next, follow the kaiqiu Drilling Tools Manufacturer ( https://www.kqdrill.com/ ) for a detailed understanding of this. 1. Pay attention to its design. When designing, i…

The finishing work of the Drilling Tools Manufacturer ( https://www.kqdrill.com/ ) after drilling and reaming and the matters needing attention when lifting the reaming bit: 1. The steps of lifting the reamer bit on the upper level are as follows: (1) Operate the drilling rig to remove the last drill pipe con…

If you choose to cooperate with our kaiqiu Drilling Tools Manufacturer ( https://www.kqdrill.com/ ), we will become your very good partner. Because we already have very rich experience in this area, the performance of the products produced fully meets your use needs, And we can also give you a lot of referenc…

The drill rod is undoubtedly one of the most commonly used and even essential equipment in mining equipment. Taking the drill rod as an example, whether it is in mine mining or coal mining, it will be subject to different degrees of wear and tear, which is also the concern of many customers. So how can the se…

The drill bit looks small, but its installation and use are still very particular. Anyone who is familiar with it will know. The kaiqiu Drilling Tools Manufacturer （ https://www.kqdrill.com/ ） will take you to see what is worth noting in the installation and disassembly of such tools. The first is the install…

First, the preservation of the DTH Bit （https://www.kqdrill.com/product/dth-bits/） body: 1: Be sure to clean the internal water and do proper lubrication. 2. The outside of the drill pipe, of course, also includes threads, it is best to wipe all clean. At the same time, lubricate the male and female connector…