Ads by Google
YT28 Air Leg Rock Drill
Parameter Name | Parameter Units | Parameters |
Quality Machine | kg | ≈26 |
Machine Length | mm | 659 |
Bore | mm | Φ80 |
Pistons trip | mm | 60 |
Average meter of the first failure | m | ≥1000 |
Tracheal diameter | mm | Φ25 |
Pipe diameter | mm | Φ13 |
bitinch | mm | Φ34~45 |
Solder tail specifications (six pairs of side × Length) | mm | 22×108±1 |
Parameters:(Note: * In the f = 10 ~ 12's rock testing)
Parameter Name | Parameter Units | Test pressure(MPa) | ||
0.4 | 0.5 | 0.63 | ||
Impact frequency | Hz | ≥28 | ≥35 | ≥36 |
Consumption | L/s | ≤52 | ≤55 | ≤81 |
Impact energy | J | ≥44 | ≥63 | ≥70 |
Brazing torque transfer | N·m | ≥15 | ≥19 | ≥23 |
Solder transfer speed | r/min | ≥250 | ≥260 | ≥300 |
Bore speed* | mm/min | ≥250 | ≥400 | ≥470 |
Noise | dB(A) | ≤125 |
YT28 Air Leg Rock Drill