About Vietnamese crawler down-the-hole drilling rig
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6 FAQs about [Vietnamese crawler down-the-hole drilling rig]
What is down-the-hole hammer drill rig?
The working principle of the down-the-hole hammer drill rig is the same as other rock drilling rigs. It has the process of rock drilling and hole formation such as impact, rotation, ballasting, and advancement, and it belongs to percussion rotary drilling.
How does a down the hole drilling rig work?
The down the hole drilling rig uses electric energy as power, with low noise and strong power. The drilling speed is 3-8 times that of general rock drills, the rock hardness reaches 9 and the drilling depth is 8-16 meters per hour.
What are the different types of drilling rigs?
According to the power configuration of the drilling rig, it can be divided into diesel-powered down the hole drilling rig, diesel-electric dual-purpose down the hole drilling rig, electric down-the-hole drilling rig (need to be customized).
What are the different types of DTH drilling rigs?
According to the different hole diameters, it can be divided into light DTH drilling rig (with a hole diameter of 70-120mm), medium-size DTH drilling rig (with a hole diameter of 150mm), heavy-duty DTH drilling rig (with a hole diameter of 200mm), and extra heavy DTH drilling rig (the hole diameter is 250mm).
What is DTH drilling rig used for?
DTH drilling rig is suitable for drilling large-diameter blast holes in small and medium-sized mines, road construction, water conservancy, and stone works, as well as drilling bolt holes in slope support, tunnel support, and foundation pit support. The main drilling object is the rock formation. YG Machinery is a top supplier of machinery.
What is crawler DTH hammer drilling?
Here are the details about the Crawler DTH Hammer Drilling. Fast footage, flexible movement, and convenient operation, a high degree of mechanization, and less auxiliary operation time, which improve the operation rate of the drilling rig.


