QZJ100ZZ Air DTH underground drill is designed for longhole work, it is lingt and simple , with 5~7bar air pressor and 13 m³/min , the drill can finish 4~6 meters per hour ( f = 9~14) ,and the hole can be 60~70 meters depth. If the air pressor raises to 10~12 bar and 15 m³/min , the drill speed will be 7~10 meters per hour(f=9~14).
Suitable tunnel size: W × H （ 2600× 2600） mm
Hole diameter: 76mm\ 90mm\ 100mm\ 110mm\ 120mm
Hole angle : any degree
Air pressor: 10~12 bar
Air consumption: 12~15 m³/min
Weight : totle 480 kg , separate Max 190 kg
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