Rotary drilling rig is widely used in construction life. There are many advantages of it, among which there are three advantages in Anhui Yingxie Foundation Engineering Co., Ltd. listed as follows: 1. Strong geological adaptability. Rotary drilling rig ADAPTS to the soil geological conditions in mo Read More

Rotary drilling RIGS can be divided into four drilling methods according to geological conditions: cutting, crushing, flipping and grinding.1, cutting type: cutting drilling using bucket teeth, the use of double bottom dredging bucket with friction drill pipe, drilling more stable resistance of the Read More