Chinese Professional Drill Bits Dth - Low Air Pressure DTH Hammers – Kat

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 prevent dust pollution and get a better performance, some hjgh-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 cuttings discharge, which reduces the repeated crushing of rock;

4.A check vlave device is available to drill holes finder water.

The HR Series DTH Hammer, an ideal drilling tool, is widely used in such industries relating to energy,transportation,metallurgy,building etc.