Pneumatic Large Torque Borehole Drilling Equipment 450 Meters For Water Well Drilling
ST450 Borehole Drilling Machine Introduction
The mutifunctional drill rig of geothemal well is an improved device. Equipped with the Yuchai four cylinder engine, the drill rig meets national standards for emissions and environment. Meanwhile, the hydraulic system, supporting configuration and appearance, etc. have been optimized, thus improving the performance and working efficiency.
ST 450 Borehole Drilling Machine Technical Information:
| Drilling Rig | ST 450 |
| Max drilling depth | 450M |
| Drilling diameter | 105-325mm |
| Air pressure | 1.2-3.5Mpa |
| Air consumption | 16-55m3 /min |
| Drill pipe length | 6m |
| Drill pipe diameter | 89/102mm |
| Axial pressure | 4T |
| Lifting force | 22T |
| Fast lifting speed | 29m/min |
| Fast feeding speed | 56m/min |
| Max rotary torque | 8000/4000Nm |
| Max rotary speed | 75/150r/min |
| Big auxiliary winch lifting force | - |
| Small auxiliary winch lifting force | 1.5 T |
| Jacks stroke | 1.6m |
| Drilling efficiency | 10-35m/h |
| Driving speed | 2.5km/h |
| Uphill angle | 21°slope |
| Weight of drilling rig | 9.8 T |
| Dimension | 6.2*1.85*2.55m |
| Working condition | Unconsolidated formation and bedrock |
| Drilling methods | DTH hammer or mud drilling |
| Matched DTH hammer | Medium and high air pressure series |
ST 450 Borehole Drilling Machine Fetures:
1) Hydraulic oil pump: It uses parallel gearbox (which is a patent) to separate oil pump monomer, supply adequate power and distribute reasonable. The hydraulic system adopts unique design, which is easy to maintain and can lower the maintenance cost.
2) Rotary head device: integrated casting gearbox , dual motor power, large torque, durable, small maintenance costs
3) Lifting force: patent designed composite arm with small size yet long stroke, double cylinder lifting, strong lifting capacity
4) The lift arm is installed with a limiter to protect cylinder and ensure the safety of work
5) Each hydraulic tubing is covered with a protective shell to effectively extend the service life of pipeline.
ST 450 Borehole Drilling Machine FAQ
Q 1: What kind of drilling rig do you have?
A: We mainly produce small hydraulic drilling rig, water well drilling rig, core drilling rig, engineering drilling rig, geological exploration drilling rig, etc., and we will recommend the suitable model according to your exact requirement .
Q 2: Where is the address of your company?
A: Our factory is in Jinzhou, Shijiazhuang City, Hebei Province, China
Q 3: Are you a manufacturer or a trading company?
A:We are a 20 years professional manufacturer with ISO certificate. We have a large modern drilling rig plant in Hebei, China.
Q 4: How long is your delivery time?
A: Small hydraulic drilling rigs generally take 5-7 days, and large pneumatic water well drilling rigs generally take 7-15 days. If there is an urgent order, please contact our sales in advance.
Q 5: How long is the warranty of your well drilling rig?
A: Except for consumable spare parts, the whole machine shall be one year.
How do you know where to drill a well?
Well Site Location Should First Be Based on Hydro-geology, But Many Other Factors Come Into Play,Direction the groundwater is moving.
Distance between the bottom of the latrine and the water table.
Type of soil between the bottom of the latrine and the water table.
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