Reasonable Selection And Use Of Drill Bit
1. Reasonable D rill B it S election In order to obtain the best drilling effect and technical and economic indexes, the drill bit must be selected reasonably. Improper selection can lead to early wear of the drill bit and affect the service life of the drill bit china , therefore, based on a full understanding of the structure and working principle of the drill bit, the drill bit should be selected reasonably from the production reality, taking into account the drilling process, stratigraphic conditions, drilling equipment and other factors on the requirements of the use of the drill bit. As a reliable PDC bit company , we would like to give you instructions. Underground coal mine with drilling measurement directional drilling supporting the use of the bottom of the hole motor, drilling depth is large, but also need to carry out branch hole drilling. Therefore, it should choose the tire body type PDC directional drill bit with fast drilling speed, long life and good slant...