ST 350 Large Industrial Commerical Deep Borehole Drilling Rig Machine
ST 350 Borehole Drilling Rig Machine Introduction:
We provide you best water well drilling rig, all rig is multifunctional,St 350 power system is hydraulically driven by diesel engine. The dashboard is simple and clear. It is a crawler mounted structure, which is easy to move. Steel crawler chassis is adopted (of course, you can also choose rubber crawler to facilitate walking on urban roads).
ST 350 Borehole Drilling Rig Machine Parameter:
| Model Number | ST 350 |
| Drilling depth | 350m |
| Dia.hole | φ140-325mm |
| Advance Length one time | 6.6m |
| Working pressure | 1.7-3.0MPa |
| Air consumption | 17-35m³/min |
| Length of rod | 1.5m,2m,3m,6m |
| Dia. Of rod | φ76, φ89,φ102,φ114 |
| Lifting power | 24T |
| Rotation torque | 8500-11000N.m |
| Rotation Speed | 40-70r/min |
| Diesel Engine | Yuchai |
| Engine Power | 92Kw/2200rpm |
| Travelling speed | 0-2.5 Km/h |
| Climb capacity | 30° |
| Weight | 9500kgs |
| Dimension | 6000x2200x2900mm |
| Application | Complicated geological conditions:Rock,Mud,Sand etc. |
| Drilling Way | Top drive hydraulic rotary and propulsion,Dth Drilling or Mud Pump Driling |
| Dth Hammer | 4",5",6",8",10" Drill hammer or CIR110, 130, 150,170 |
ST 350 Borehole Drilling Rig Machine Advantages:
1. COMPACT DIMENSIONS:
Very easy to operate and transport by container
2. SAFETY CHASIS AND FRAME:
Install spares on same skid, thicken the chassis to be very reliable
3. SIMPLE OPERATE:
Operate video provided, so easy for every workders
4. EASY MAINTENANCE: Video provided
5. WIDELY USED IN: Farm, Irrigation, Geothermal, Construction
ST 350 Borehole Drilling Rig Machine FAQ
Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.
Q2: What the exactly address of your factory?
A2: Our company is in Jinzhou,Hebei, China
Q3: Warranty terms of your machine?
A3: One year warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: What about the voltage of products? Can they be customized?
A5: Yes, of course. The voltage can be customized according to your equirement.
Q6: Which payment term can you accept?
A6: 30% T/T in advance, 70% T/T before delivery.
Q7: Can you accept OEM orders?
A7: Yes, with professional design team, OEM orders are highly welcome.
Q8: Which trade term can you accept?
A8: Available trade terms: FOB, CIF, CFR, EXW, , etc.
Preventive measures for hole collapse caused by geological factors include:
(1) Increase the mud density and increase the mud liquid column pressure to balance the formation pressure;
(2) Use a larger ratio of mud to plastic to protect the hole.
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CE Borehole Drilling Machine Large Industrial Commerical 350m Deep Images
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