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High Speed St 350 Meters Deep Pneumatic Drilling Rig Underground Borehole

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High Speed St 350 Meters Deep Pneumatic Drilling Rig Underground Borehole

Large Image : High Speed St 350 Meters Deep Pneumatic Drilling Rig Underground Borehole

Product Details:

Place of Origin:	China
Brand Name:	ShiTan
Certification:	ISO9001
Model Number:	ST 350

Payment & Shipping Terms:

Minimum Order Quantity:	1 set
Price:	Negotiation
Packaging Details:	Wooden box
Delivery Time:	Within 7-12 days
Payment Terms:	T/T, Western Union
Supply Ability:	20000 sets per year

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Detailed Product Description

Product Name:	ST 350 Meters Deep Water Well Pneumatic Drilling Machine	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(mm):	3m
Condition:	New	After-sale Service:	Working Video Support
Highlight:	high speed pneumatic drilling rig , 350 meters pneumatic drilling rig , underground borehole pneumatic rig

ST 350 Meters Deep Water Well Pneumatic Drilling Machine

Attribute	Value
Product Name	ST 350 Meters Deep Water Well Pneumatic Drilling Machine
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

Product Overview

The ST 350 Pneumatic Drilling Machine is designed for drilling wells, irrigation wells, ground source heating pump wells and boreholes. It excels in mountain and rock formation well projects with a drilling depth of 350 meters and hole diameter range of 105-350 mm.

Technical Specifications

Drilling depth	350m
Hole diameter	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 optional)
Diameter 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

Key Advantages

Hydraulic technology with high torque hydraulic motor rotation
Large bore hydraulic cylinder push system
Multi cylinder engine from reputable manufacturer
Two stage air filter system
Optimized air compressor air intake design

Company Capabilities

Our lightweight, efficient drilling equipment is ideal for various well drilling applications including irrigation wells, geothermal wells, and mountain/rock formation projects. All products meet ISO9001 international quality standards, ensuring reliability and excellent after-sales service. We serve customers globally, particularly in Southeast Asia, the Middle East and South America.

Troubleshooting: High Oil Temperature

High temperatures in drilling rigs typically occur in the gearbox, hydraulic oil, or engine cooling system. For hydraulic oil specifically, excessive heat generation combined with insufficient cooling is the primary cause. Common issues include: