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ST350 Meters Depth Pneumatic Drilling Rig Hard Stone Rocky Area Large

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ST350 Meters Depth Pneumatic Drilling Rig Hard Stone Rocky Area Large

Large Image : ST350 Meters Depth Pneumatic Drilling Rig Hard Stone Rocky Area Large

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 Depth Hard Stone Rocky Area Large Pneumatic Drilling Rig	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:	350 meters depth pneumatic drilling rig , hard stone pneumatic drilling rig , 350 meters depth pneumatic rig

ST350 Meters Depth Pneumatic Drilling Rig Hard Stone Rocky Area Large

Product Specifications

Attribute	Value
Product Name	St 350 Meters Depth Hard Stone Rocky Area Large Pneumatic Drilling Rig
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 primarily used for drilling wells, irrigation wells, ground source heating pump wells, and boreholes for other purposes. It is especially suitable for mountain and rock formation well projects, with a drilling depth of 350 meters and hole diameter of 105-350 mm.

Technical Specifications

Model	ST 350 Meters Pneumatic Drilling Machine
Drilling depth	350m
Dia.hole	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 can be chosen)
Dia. 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 Features

The rig can create drilling jobs in different strata, with borehole diameter up to 245-294mm. It features:

Hydraulic technology supporting high torque hydraulic motor rotation
Large bore hydraulic cylinder push
Multi-cylinder engine from a renowned factory
Two-stage air filter and air compressor air intake design
Special pump set design

Frequently Asked Questions

What applications is this drilling rig suitable for?

It has different models used for water well drill rig, mine blast hole drill, underground drill project, etc.

What are the payment terms?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

What is the delivery time?

Generally, it will take 7-10 working days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

What is the warranty policy?

Our main machine enjoys a 1 year warranty (except for the hammer), during this time all accessories broken can be changed for a new one. We provide videos for machine install and operation.

Oil Filter Element Replacement

Unscrew and discard the oil filter.
Clean the filter shell by self suction and dredge the front and rear differential pressure through holes.
Check whether the differential pressure transmitter is normal.
Fill the new filter element with oil and apply a layer of oil on the sealing ring of the filter element.
When installing the filter element, screw it until it contacts the sealing gasket, and then manually tighten it by 1/3 turn.
After startup, check whether there is leakage.

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