Product Details

Low Pressure DTH Hammer Downhole Drilling Tools

Brand Name Jinke
Place of Origin China
Model Number N/A

Product Features

Delivery Time:7days
Certification:CE,ISO
Low Pressure DTH Hammer Downhole Drilling Tools

Introduction


HR series DTH Hammer, a kind of valve equipped low air pressure hammer with a single piston, a plate valve and a central exhaust structure.

The compressed air is adopted as the driving force. To get a better performance and prevent dust pollution, some high-pressure water may be added into the air for wet rock drilling.

 

It is mainly featured in:   


1.The strong energy of single impact and the low energy consumption in rock crushing.   
2.The weight ratio of piston and bit almost reaches 1:1 to provide long effective acting time, which leads to the improved efficiency in rock crushing and the extended service life of the drilling tool.    
3.A good performance in central air exhaust and cutting discharge, which reduces the repeated crushing of rock.   
4.Acheck valves device is available to drill holes under water.   
The HR series DTH Hammer, an ideal drilling tool, is widely used in such industries relating to energy,construction,metallurgy,building etc.

Technical Parameters

Model

External Diameter

Bit Shank

Hole Range

Working Pressure

Air Consumption

HR65

56mm

CIR65

65-75mm

0.5-1.2Mpa

0.5Mpa-1.2Mpa

2.5-6m3/min

HR80 

72mm

CIR80

83mm

0.5-1.2Mpa

0.5Mpa-1.2Mpa

4-8m3/min

HR90 

80mm

CIR90

85-110mm

0.5-0.7Mpa

0.5-0.7Mpa

6.5-8m3/min

HR110 

98mm

CIR110

110-135mm

0.5-0.7Mpa

0.5-0.7Mpa

9.5-11m3/min

HR150 

137mm

CIR90

155-178mm

0.5-0.7Mpa

0.5-0.7Mpa

15-17m3/min

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