Fast Drilling Speed ST 350 Meters Deep Water Well Pneumatic Drilling Machine
ST 350 Meters Deep Water Well Pneumatic Drilling Machine Introduction
ST 350 Meters Big Hydraulic Crawler Drilling Machine is mainly used to drilling wells,irrigation wells,ground source heating pump wells and boreholes for other purposes,especially for mountain and rock formation well projects,the drilling depth is 350 meters ,hole-diameter is 105-350 mm ,lift power is 24MT.
ST 350 Meters Deep Water Well Pneumatic Drilling Machine Tech Detail
| Model | ST 350 Meters Pneumatic Drilling Machine |
| Drilling depth | 350m |
| Dia.hole | φ105-305mm |
| Advance Length one time | 6.6m |
| Working pressure | 1.7-3.3MPa |
| Air consumption | 17-35m³/min |
| Length of rod | 1.5m,2m,3m, (6m can be choosed) |
| Dia. Of rod | φ89,φ102,φ114 |
| Lifting power | 24T |
| Rotation torque | 6200-8500 N.m |
| Rotation Speed | 55-115r/min |
| Diesel Engine | Yuchai |
| Engine Power | 85Kw/2200rpm |
| Travelling speed | 0-2.5 Km/h |
| Climb capacity | 30° |
| Weight | 9000kgs |
| Dimension | 5500x1900x2780mm |
| 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 |
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ST 350 Meters Deep Water Well Pneumatic Drilling Machine Features
The rig can create drilling jobs in different strata, borehole diameter can up to 245-294mm. The rig with hydraulic technology,supporting high torque hydraulic motor rotation and large bore hydraulic cylinder push, the multi cylinder engine of famous factory provides power for the hydraulic system, two stage air filter, air compressor air intake design, prolong the service life of diesel engine. Special pump set design
ST 350 Meters Pneumatic Drilling Machine After -Sale Service
1. It has different models used for water well drill rig,mine blast hole drill,underground drill project,,etc
2.T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
3.Generally, it will take 7 -10 working days after receiving your advance payment.
The specific delivery time depends on the items and the quantity of your order.
4.Our main machine enjoys a 1 year warranty(except for the hammer), during this time all accessories
broken can be changed for a new one.And we provide videos for machine install and operation.
Replacement of oil filter element:
1. Unscrew and discard the oil filter.
2. Clean the filter shell by self suction and dredge the front and rear differential pressure through holes.
3. Check whether the differential pressure transmitter is normal.
4. Fill the new filter element with oil and apply a layer of oil on the sealing ring of the filter element.
5. When installing the filter element, screw it until it contacts the sealing gasket, and then manually tighten it by 1 / 3 turn.
6. After startup, check whether there is leakage.
Note: the filter element can be replaced only after the screw machine is stopped and the pressure is released. Be careful of hot oil to prevent scalding.
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Fast Speed Pneumatic Water Well Drilling St 350 Meters Deep Machine Images
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