Large Diameter Crawler Type 400m Water Borewell Machine

Large Diameter Crawler Type 400m Water Borewell Machine Product Specifications Attribute Value Product Name Pneumatic Borewell 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 Rotation torque 6500-9000 N.m Product

Place of Origin Hebei China
After-sales service provided Video technical support
Product Name Pneumatic Borewell Machine
One push length 6M
Packaging Details Wooden box
Dimension 5900x2100x2850mm
Product Description
Large Diameter Crawler Type 400m Water Borewell Machine
Product Specifications
Attribute Value
Product Name Pneumatic Borewell 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
Rotation torque 6500-9000 N.m
Product Overview

The ST400 series pneumatic borewell machine is a lightweight, efficient, and versatile drilling equipment primarily used for water wells, irrigation wells, geothermal wells, and other air hole applications. It excels in mountain and rock formation water engineering projects, capable of drilling diameters up to 350mm and depths of 400m in various geological formations.

Technical Parameters
Drilling depth 400m
Drilling diameter Φ140-Φ350mm
Working air pressure 1.7-3.5MPa
Air consumption 17-30m³/min
Drilling pipe diameter Φ89, Φ102mm, Φ108mm
Length of drill pipe 1.5m, 2.0m, 3.0m, 6.0m
One push length 6m
Tramming speed 2.5km/h
Climbing ability (Max.) 30°
Ground clearance (Min.) 250mm
Rotation speed 45-115 rpm
Rotation torque 6500-9000 N.m
Power 92 Kw
Weight 9.8T
Key Advantages
  • Multi-function drilling: Supports various techniques including through hole, air reverse circulation, air lift reverse circulation, cutting drilling, gear drilling, pipe following drilling, and core drilling. Can be equipped with mud pump, foam pump, and generator as needed.
  • High efficiency: Full hydraulic and top drive rotary propulsion enables fast drilling speeds with minimal auxiliary time.
  • Low cost: Hammer drilling technology provides high rock drilling efficiency with lower per-meter drilling costs.
  • High leg track type: Easy loading and transport without crane assistance. Crawler design excels in muddy field conditions.
Frequently Asked Questions
Are you manufacturer or trade company?

We are a direct professional factory.

What about the Minimum order quantity?

The MOQ is 1 set.

Could your company offer customize service to customers?

Yes, we offer customize service.

What is your terms of payment?

Trade Assurance, T/T, Credit Card.

What is your terms of delivery?

EXW, FOB, CFR, CIF.

How about your delivery time?

Generally, it will take 10-15 working days after receiving your advance payment. It depends on the items and the quantity of your order.

What about the warranty time?

1 year after shipment.

ST400 Pneumatic Borewell Machine working in field Close-up view of ST400 drilling rig components ST400 Borewell Machine full setup showing crawler tracks

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