ST350 Meters Depth Pneumatic Drilling Rig Hard Stone Rocky Area Large
| Attribute | Value |
|---|---|
| Product Name | St 350 Meters Depth Hard Stone Rocky Area Large Pneumatic Drilling Rig |
| Color | Red Yellow Blue |
| Feature | High Drilling Efficiency |
| Application | Water Well drilling |
| Power Type | Diesel |
| Drilling Depths | 350 meters |
| Drilling Hole Diameters | 105-305 mm |
| Warranty | 1 Year |
| Voltage | 220V/380V |
| Length of drill pipe | 3m |
| Condition | New |
| After-sale Service | Working Video Support |
The ST 350 Pneumatic Drilling Machine is primarily used for drilling wells, irrigation wells, ground source heating pump wells, and boreholes for other purposes. It is especially suitable for mountain and rock formation well projects, with a drilling depth of 350 meters and hole diameter of 105-350 mm.
| 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 chosen) |
| 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 |
The rig can create drilling jobs in different strata, with borehole diameter up to 245-294mm. It features:
- Hydraulic technology supporting high torque hydraulic motor rotation
- Large bore hydraulic cylinder push
- Multi-cylinder engine from a renowned factory
- Two-stage air filter and air compressor air intake design
- Special pump set design
It has different models used for water well drill rig, mine blast hole drill, underground drill project, etc.
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.
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.
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. We provide videos for machine install and operation.
- Unscrew and discard the oil filter.
- Clean the filter shell by self suction and dredge the front and rear differential pressure through holes.
- Check whether the differential pressure transmitter is normal.
- Fill the new filter element with oil and apply a layer of oil on the sealing ring of the filter element.
- When installing the filter element, screw it until it contacts the sealing gasket, and then manually tighten it by 1/3 turn.
- After startup, check whether there is leakage.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.