China Sollroc Hsd10A Down The Hole DTH Hammer, Find details about China Hsd10A DTH Hammer, DTH Drilling Hammer from Sollroc Hsd10A Down The Hole DTH Hammer
shank | SD10 |
Length(less bit) | 1525mm |
External diameter | 226mm |
Top sub thread | API 6 5/8"REG |
Weight(less bit) | 316kg |
Hole range | 254mm-311mm |
Working pressure | 1.0-3.0Mpa |
Impact rate at 1.4Mpa | 20Hz |
Recommended rotation speed | 15-25r/min |
1.0Mpa | 22m³/min |
Air consumption 1.8Mpa | 40m³/min |
2.4Mpa | 65m³/min |