St450 Borehole Water Well Drilling Rig Machine Underground Large Cylinder Engine
Brand Name:Shitan
Certification:ISO 9001
Model Number:ST-450
Minimum Order Quantity:1 set
Delivery Time:15 days
Payment Terms:T/T, Western Union
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Location:
Jinzhou Hebei China
Address:
Xiaoshang Village,Jinzhou City,Hebei province,China
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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 Rig | Name | ST 450 |
| Max drilling depth | M | 450 |
| Drilling diameter | mm | 105-325 |
| Air pressure | Mpa | 1.2-3.5 |
| Air consumption | m3 /min | 16-55 |
| Drill pipe length | m | 6 |
| Drill pipe diameter | mm | 89/102 |
| Axial pressure | T | 4 |
| Lifting force | T | 22 |
| Fast lifting speed | m/min | 29 |
| Fast feeding speed | m/min | 56 |
| Max rotary torque | Nm | 8000/4000 |
| Max rotary speed | r/min | 75/150 |
| Big auxiliary winch lifting force | T | - |
| Small auxiliary winch lifting force | T | 1.5 |
| Jacks stroke | m | 1.6 |
| Drilling efficiency | m/h | 10-35 |
| Driving speed | Km/h | 2.5 |
| Uphill angle | slope | 21° |
| Weight of drilling rig | T | 9.8 |
| Dimension | m | 6.2*1.85*2.55 |
| 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 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.
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
St450 Borehole Water Well Drilling Rig Machine Underground Large Cylinder Engine
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