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St450 Borehole Water Well Drilling Rig Machine Underground Large Cylinder Engine

Categories Borehole Drilling Machine
Brand Name: Shitan
Model Number: ST-450
Certification: ISO 9001
Place of Origin: Hebei China
MOQ: 1 set
Price: 75000 USD
Payment Terms: T/T, Western Union
Supply Ability: 2000 sets/month
Delivery Time: 15 days
Packaging Details: Wooden box
Product Name: ST450 Borehole Drilling Machine
Drilling depth: 400m
Drilling diameter: Φ140-Φ350mm
Dimension: 5900x2100x2850mm
Feeding type: hydraulic
One push length: 6M
Length of drill pipe: 1.5m, 2.0m, 3.0m,6.0m
Drilling pipe diameter: Φ89, Φ102mm, Φ108mm
Weight: 9.8T
Working air pressure: 1.7-3.5MPa
After-sales service provided: Video technical support
Color: Blue,Yellow,Red
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St450 Borehole Water Well Drilling Rig Machine Underground Large Cylinder Engine

ST 450 Water Well Borehole Drilling Machine


ST450 Borehole Drilling Machine Introduction

ST 450 Borehole Drilling Machine is 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 data:


Drilling RigNameST 450
Max drilling depthM450
Drilling diametermm105-325
Air pressureMpa1.2-3.5
Air consumptionm3 /min
16-55
Drill pipe lengthm6
Drill pipe diametermm89/102
Axial pressureT4
Lifting forceT22
Fast lifting speedm/min
29
Fast feeding speedm/min
56
Max rotary torqueNm8000/4000
Max rotary speedr/min75/150
Big auxiliary winch lifting forceT-
Small auxiliary winch lifting forceT1.5
Jacks strokem
1.6
Drilling efficiencym/h10-35
Driving speedKm/h
2.5
Uphill angleslope21°
Weight of drilling rigT
9.8
Dimensionm6.2*1.85*2.55
Working conditionUnconsolidated formation and bedrock
Drilling methods
DTH hammer or mud drilling
Matched DTH hammerMedium and high air pressure series


ST 450 Borehole Drilling Machines Advantages:

Multi-function drilling: A variety of drilling processes can be used on this rig, such as: DTH drilling, mud drilling, roller conedrilling, drilling with the follow-pipe and the being developed core drilling, etc. This drilling machine can be installed,
according to user needs, mud pump, generator, welding machine, cutting machine. Meanwhile, it also comes standard with a variety of winch.
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 well drillers know where to drill?


They are based on the changes in electric conductivity caused by the water. Finally bore holes can be drilled to assess the geological sequence of the strata and to identify layers potentially able to host an aquifer





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