China DTH Hammer SD60A Without Foot Valve High Air Pressure Rock Drilling Machine Mining Machine, Find details about China High Air Pressure, Rock Drilling from DTH Hammer SD60A Without Foot Valve High Air Pressure Rock Drilling Machine Mining Machine
Length | Weight | Outer diameter | Bit shank | Hole range | Connection thread | |
1182mm | 90kgs | 148mm | SD60 | 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 |