China 2018 Hot High Air Pressure DTH Hammer Without Foot Vlave HD45A, Find details about China DTH Hammer, Rock Drilling from 2018 Hot High Air Pressure DTH Hammer Without Foot Vlave HD45A
Length(exclude bit) | Weight(exclude bit) | External Diameter | Bit Shank | Hole Range | Connection Thread | |
1248 mm | 100.00 kg | Φ142 mm | Cop64, DHD360 | Φ155mm _ Φ190mm | API 3 1/2'' Reg | |
Working Pressure | Impact rate at 0.5 MPa | Recommended Rotary Speed | Air Consumption | |||
1.0 MPa | 1.8 MPa | 2.4 MPa | ||||
1.0 - 2.5 MPa | 23 Hz | 20-30 rpm | 10 m³/min | 20 m³/min | 28 m³/min |