2020 Best Price for Open-Air Down The Hole Drilling Rig
The Usage of Portable Crawler Rotary Drilling Rig:
1.This series machine are used in a wide variety of Quarry ,Highway , Water and electricity , Surface mine and deep hole joint pipe drill work on the building project etc.
2.This series drilling rigs with air compressor,hammer together work , To blasting horizontal hole ,vertical holes ,inclines holes .
Advantage of HC725 Rotary drilling rig :
1. Low speed high torque hydraulic motor drive rotary device output torque required drilling operations.
2. The cylinder advance, so promoting a more stable, the failure rate is also significantly lower than the motor propulsion.
3. two filter effectively ensure the safety of diesel engine intake and prolong engine life.
4. can readily monitor rig hydraulic system pressure and boost pressure to ensure the rig stable and efficient operation.
Specification for Open-Air Down The Hole Drilling Rig:
| Model |
HC725B1 |
| Rock hardness |
f=6-20 |
| Diam. of the hole(mm) |
80-105 |
| Depth of the hole(m) |
25-30 |
| Drill bit(mm) |
dia.90 |
| Air consumption(m3/min) |
7~12 |
| Working pressure(Mpa) |
0.6-1.6 |
| Main motor power(kw) |
37kw(weichai brand- professional custom for HC725) |
| Traveling speed(km/h) |
2.5 |
| Max.climbing ability(.) |
25 |
| Rotation torque(N.m) |
900N.m |
| Rotation speed(rpm) |
0-90 |
| Drill rod length(mm) |
2000 |
| Weight(kg) |
3200 |
| Dimension(mm) |
4250*1980*2260 |
Matched Portable Screw Diesel Air Compressor :
| Model No |
HG400-13 |
| Compressor |
| Style |
Double screw, single stage compression, Portable |
| Air Delivery(m³/min) |
10 |
| Rated Working pressure (Bar) |
13 |
| Range of Working pressure(Bar) |
5-13 |
| Lube Capacity(L) |
60 |
| Interface Dimension,Quantity |
R1.1/2" x 1,R1"x1 |
| Tire Specifications |
6.5-16x2 |
| Tire Pressure(Kpa) |
50-600 |
| Elevation Work Max.(m) |
3000 |
| L×W×H(mm) |
3220×1850×1850 |
| Weight |
2450 |
| Noise dB(A) |
80-85 |
| Diesel Engine |
| Model |
6BT5.9 |
| Style |
Cooled stroke 4 direct injection super charge |
| Rated Power(Kw/Hp) |
110/150 |
| Rated Speed(rpm) |
2500 or 2400 |
| Coolant Volume(L) |
25-28 |
| Engine Oil Capacity(L) |
12-18 |
| Fuel Tank Capacity(L) |
120-160 |
| 80% Load oil wear (L/h) |
17-18 |
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