YT28 Air Leg Rock Drill
Specifications
YT28 Air Rock Drill is with long useful life, high qorking effciency, etc.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 |
||
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