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1. Brief introductions of KHYD140 electric rock drilling rig for coal mine
KHYD140 electric rock drilling rig is a tool for rock blasting hole.
· electric rock drilling rig should be equipped with drilling stand, and can be horizontally forward or inclined upward to drill in any direction.
· In order to prolong the service life of drill bits and improve the working conditions of operators, water draining powder is called wet drilling.
· In the operation of drilling rig, we only need to operate the hand wheel, and the electric motor rock drilling rig can push itself forward and return quickly.
2. Specifications of KHYD140 electric rock drilling rig for coal mine
Model |
KHYD140 |
|
Rated output power of electric motor |
kw |
5.5 |
Rated voltage of electric motor |
v |
380 |
Rated frequency of electric motor |
hz |
50 |
Rated current of electric motor |
a |
11.6 |
Motor rotating speed |
r/min |
1440 |
Motor phase number |
three phase communication |
|
Rated working mode |
continuity |
|
Drilling speed |
mm/min |
280 |
Maximum axial thrust |
n |
12000 |
Borehole diameter |
mm |
42-80（rock） 80~100（coal seam） |
Hardness range |
protodikonov`s scale of hardness |
f |
Maximum drilling depth |
m |
20（rock） 30~80（coal seam） |
Weight of drilling rig (excluding runways, drill pipes, drills) |
kg |
100 |
Cable specifications |
equipped by buyer |
U 3x4+1x4 |
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