Product Details

DEFY DFU-300 Full hydraulic underground drill rig

I. General Introduction

DFU-400 hydraulic underground drill rig is mainly applied in the fields of coal, geology, metallurgy and

engineering.

It is used for drilling large dia. gas suction hole in mines, gallery as well as coal mine, water injection hole,

and big dia. horizontal hole. It can meet the big dia. roller drilling, hard tungsten-carbide drilling and

percussive-rotary drilling.

II. Main Features

1. It is separate in structure, small in size, light in weight, flexible in movement and convenient in operation.

2. The hydraulic pump is driven by explosion-proof electric motor through operating system,

then the hydraulic pump enforces hydraulic motor to make drill head rotate, and at the same time, the

movement of drill head is realized by oil cylinder & chain double speed mechanism.

3. Hydraulic chuck can satisfy the function of shackles and power-off protection.

4. The sliding and extending & retracting function of the mast makes it convenient for the bottom of mast to

touches the ground or platform, thus the drill rig will be more stable.

5. The swinging arm and mast can do luffing movement, which satisfy the request of multi-angle drilling.

6. The range of spindle rotating speed is wide and the torque is large.

Ⅲ. Main Technical Specifications:

Drilling depth	Φ55.5*1500 BQ	500m
	Φ69.9*1500 NQ	400m
	Φ88.9*1500 HQ	250m
	Φ114.3*1500 PQ	150m
The range of spindle rotating speed	490-1200rpm
Rated rotating torque of spindle	1492 N·m
Spindle stroke	1800mm(63 inch)
The max. Lifting force of drill head	110KN
The max. Feeding force of drill head	56KN
The mast inclined angle	15-90°
Power	explosion~proof electric motor 75KW,1500rpm
Dimensions	3730×1290×1850mm (LWH)

IV: DEFY Company:The Proven Piling machine Choice For Your Project

When it comes to drilling technology, there are many options to choose from. With nearly 20 years of designing and building piling and drilling equipment, the experienced staff at Zhengzhou DEFY can help make your decision easier. We offer different types piling machine to fit a wide array of applications, each custom manufactured to fit your specific requirements.

V:Service

Zhengzhou DEFY is proud to offer support through the entire process, including engineering, manufacturing, installation and commissioning.
In addition, we provide drilling life-cycle services to our customers, including spare parts, technical support, and professional rig training.
We are committed to our word , we are a company with a work schedule of 24 x 7 x 365 . We are where, when and how the customer needs us.

VI: Contact Info

Miss Anne Bai

Skype:defy08

Whatsapp:86-15136212564