Manufacturer produces pneumatic drilling rock drill jack hammer yt29s
Parameter/Model |
YT29S |
YT29A |
YT27 |
YT28 |
Weight(Kg) |
26.5 |
26.5 |
27 |
26 |
Cylinder diameter(mm) |
82 |
82 |
80 |
80 |
Piston stroke(mm) |
60 |
60 |
60 |
60 |
Working air pressure |
0.4Mpa~0.63Mpa |
0.63Mpa |
0.63Mpa |
0.63Mpa |
Impact energy(J) |
≥78J(0.63Mpa) ≥69J(0.5Mpa) ≥50J(0.4Mpa) |
≥70 J |
≥75.5J |
|
Air consumption(L/S) |
≤88L/s(0.63Mpa) ≤63.5L/s(0.5Mpa) ≤52L/s(0.4Mpa) |
≤65 L/s |
≤80L/s |
≤81L/s
|
Percussive frequency(Hz) |
≥39Hz(0.63Mpa) ≥37Hz(0.5Mpa) ≥36Hz(0.4Mpa) |
≥37 Hz |
≥36.7Hz |
≥37Hz |
Torque(N·m) |
≥26N·m(0.63Mpa) ≥21N·m(0.5Mpa) ≥16.5N·m(0.4Mpa) |
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Use water pressure(Mpa) |
Unlimited |
0.3 Mpa |
0.3Mpa |
0.3Mpa |
Boreholes diameter(mm) |
34~45mm |
34~45mm |
34~45mm |
34~42mm |
Drilled holes depth(M) |
5M |
5M |
5M |
5M |
Operating temperature(℃) |
-30℃~45℃ |
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Bit head size(mm) |
R22*108mm |
R22*108mm |
R22*108mm |
R22*108mm |