Who makes the best DTH drilling rigs?

As one of the most professional DTH drilling rig manufacturers. YG Machinery has developed and produced a series of down-the-hole drilling rigs of different models. And almost all have become hot-selling models. In addition, our down-the-hole drilling rigs are sold to many countries and regions in the world.

What is a DTH drilling rig?

The DTH drilling rig uses the impactor and the drill bit that sneak into the bottom of the hole to impact and break the rock, so it is called a DTH drilling rig. Widely used in metal mines, hydropower, transportation, building materials, harbors, and national defense projects.

What is a DTH drill machine?

And national defense construction. Compared with common rock drills, DTH drill equipment has the characteristics of deep drilling holes, large drilling diameters, high drilling efficiency, and wide application range. The crawler down-the-hole drill machine is currently a large-scale rock drilling equipment in general use.

What is DTH drilling equipment used for?

DTH drilling equipment is used in many constructions. Because the down-the-hole drill rigs are mostly used in various projects such as mining. Building foundation excavation, water conservancy, power stations, building materials, transportation. And national defense construction.

What is a down-the-hole drill rig?

The rock drilling principle of a down-the-hole drill machine is the same as a heavy-duty rock drill rig. The difference is that the impact mechanism of the down-the-hole drill – is a down-the-hole impactor. It is installed at the front end of the drill rod, and at the bottom of the manhole.

What are the characteristics of a down-the-hole drilling rig?

The characteristic of the down-the-hole drilling rig is that the energy loss when the piston hits the drill rod does not increase with the extension of the drilling machine. Therefore, it is suitable for drilling a large bore and a large depth of the blast hole.