China DTH Hammer with Foot Valve Ql60A Rock Drilling Tools Mining Machine Water Well Drilling Tools, Find details about China High Air Pressure, Rock Drilling from DTH Hammer with Foot Valve Ql60A Rock Drilling Tools Mining Machine Water Well Drilling Tools
Length | Weight | Outer diameter | Bit shank | Hole range | Connection thread | |
1183mm | 90kgs | 148mm | QL60 | 155-203MM | API 3 1/2" Reg | |
Working pressure | Impact rate at 1.7Mpa | Recommended rotation speed | Air consumption | |||
1.0 Mpa | 1.8 Mpa | 2.4 Mpa | ||||
1.0-3.0Mpa | 25Hz | 20-30r/min | 9m3/min | 18m3/min | 26m3/min |