P-150 (П-150) downhole hammer
It is designated for drilling wells in rocks of medium and high solidness at open mining works and under underground conditions on mechanisms of SBU (СБУ) and NKR-100 (НКР-100) types. P-150 (П-150) downhole hammer is relating to closed-type downhole hammers with the exhaust of waste air to mine face of the well with spoolless air-distribution system. Its peculiarity is the full use of body cavity for creating operating surface of the hammer both in idle and power run - which is the increase of energy parameters.
|
Technical specifications |
Meas. unit |
Value |
|---|---|---|
|
Diameter of well to be bored (minimal) |
mm |
155 |
|
Diameters of upward wells |
mm |
175, 190 |
|
Diameters of underreamers |
mm |
220, 250 |
|
Body diameter |
mm |
140 |
|
Length excl. crown bit |
mm |
841 |
|
Weight excl. crown bit |
kg |
57 |
|
Impact power (0,5 MPa) |
kW |
6,3 |
|
Impact energy (0.5 MPa) |
J |
392 |
|
Air consumption (0.5 MPa) |
m3/min |
10 |
|
Operating pressure |
MPa |
0,4…0,7 |
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| Availability: | In stock |
| Заказать товар: | Y |
