Air Compressed Pneumatic Water Drilling Equipment Rock Drilling Dth 300m Depth

Product Details:

Place of Origin:	Hebei China
Brand Name:	Shitan
Certification:	ISO 9001
Model Number:	ST-450

Payment & Shipping Terms:

Minimum Order Quantity:	1 set
Price:	75000 USD
Packaging Details:	Wooden box
Delivery Time:	15 days
Payment Terms:	T/T, Western Union
Supply Ability:	2000 sets/month

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Detailed Product Description

Product Name:	OEM Customized High Drilling Speed ST 450 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
Highlight:	air compressed pneumatic borewell machine , dth pneumatic borewell machine , 300m depth pneumatic borewell machine

OEM Customized High Drilling Speed ST 450 Pneumatic Borewell Machine

Key Specifications

Attribute	Value
Drilling Depth	400m
Drilling Diameter	Φ140-Φ350mm
Dimension	5900x2100x2850mm
Feeding Type	Hydraulic
One Push Length	6M
Drill Pipe Length	1.5m, 2.0m, 3.0m, 6.0m
Drill Pipe Diameter	Φ89, Φ102mm, Φ108mm
Weight	9.8T
Working Air Pressure	1.7-3.5MPa

Product Overview

The ST 450 Pneumatic Drilling Machine is a lightweight, efficient, and multifunctional drilling equipment designed for well drilling, agricultural irrigation wells, geothermal air conditioning holes, and other applications. It excels in water intake projects in mountainous areas and rock strata, offering efficiency more than ten times higher than traditional rotary drilling rigs.

Technical Specifications

Parameter	Unit	Value
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
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	6.21.852.55

Key Features

Supports multiple drilling technologies including down-the-hole drilling, mud drilling, cone drilling, and core drilling
Can be equipped with mud pump, generator, electric welding machine, and cutting machine as needed
High operation efficiency with full hydraulic and top drive rotary propulsion lifting
Low drilling cost per meter with DTH hammer drilling technology
High outrigger crawler type for easy loading and transportation
Oil mist device extends service life of lubricated impactor
Available in crawler type self-propelled chassis or vehicle mounted self-propelled chassis

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