Application The air-leg rock drill is a new type of rock drilling machine. It is widely used in metallurgy, coal, railway, transportation, water conservancy construction and national defense stone works, etc. It is suitable for drilling and blasting under various of rocks at any direction angles. The rock drill has a wide range of use and is suitable for drilling horizontal and inclined blastholes on medium-hard or hard (f=8-18) rocks, and can also drill vertically upwards for bolt holes on the roof. The diameter of the blast hole is generally 34 -42 mm, and the effective and economical drilling depth can reach 5m.
Features
1.The gas distribution method of rock drill is a bowl-shaped gas valve, which is reasonable in layout and sensitive in starting. 2.It has the advantages of light weight, fast rock drilling speed, low air consumption, small oscillation, convenient operation, low failure rate, long life of parts, and good economic benefits. 3.The rock drill has simple structure, safety and easy to operate.
