China High Air Pressure Without Foot Valve HD40A Rock Drilling Tools Water Well Drilling Mining Drilling DTH Hammer, Find details about China High Air Pressure, Rock Drilling from High Air Pressure Without Foot Valve HD40A Rock Drilling Tools Water Well Drilling Mining Drilling DTH Hammer
Length | Weight | Outer diameter | Bit shank | Hole range | Connection thread | |
1011mm | 43.2kgs | 99mm | HD40 | 110-135MM | API 2 3/8" 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 | 30Hz | 22-35r/min | 6m3/min | 10m3/min | 15m3/min |