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| Categories | Drilling Rig Tools | 
|---|---|
| Brand Name: | RanCheng | 
| Model Number: | DTH Hammer | 
| Certification: | CE, ISO 9001:2000 | 
| Place of Origin: | China | 
| MOQ: | 1 | 
| Price: | Negotiable | 
| Payment Terms: | T/T, Western Union | 
| Supply Ability: | 100sets per Month | 
| Delivery Time: | 10-15 working days | 
| Packaging Details: | Standard shipping | 
| Name: | Drilling Rig Tools | 
| Model: | DTH Hammer | 
| Size: | 3“-12“ | 
| Length (less bit ): | 800-1880mm | 
| Weight (less bit ): | 19-487kg | 
| Hole range: | Many types | 
| Company Info. | 
| Henan Rancheng Machinery Co., Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
3“ - 12“ DTH Hammer Drilling Rig Tools for DTH Drilling Projects
Product Description
DTH hammer, as an underground hammer drilling equipment, is
specially designed for open-pit mines, quarries, water conservancy
projects and other operations, including low - pressure, medium -
low pressure, high - pressure DTH hammers and RC hammers. The low -
pressure DTH hammer stands out for its high - efficiency rock
crushing and central exhaust and slag removal capabilities. It has
high impact energy, low energy consumption, and a weight ratio of
piston to drill bit of nearly 1:1, which improves crushing
efficiency and extends the life of drilling tools. Equipped with
inspection valve device, suitable for water source drilling
operations. The DTH hammer has powerful functions and efficient
operation. It is an ideal choice for the drilling industry, helping
to improve work efficiency and reduce operating costs.
Technical Parameters
| Model | Length (less bit ) | Weight (less bit ) Kg | External diameter mm | Hole range mm | 
| HD90 | 800 | 19 | Ø80 | Ø85-Ø110 | 
| HD110 | 839 | 32 | Ø80 | Ø110-Ø135 | 
| HF150 | 908 | 69 | Ø137 | Ø155-Ø178 | 
| HD35 | 930 | 25 | Ø82 | Ø90-Ø110 | 
| HD45 | 1030 | 39 | Ø99 | Ø110-Ø135 | 
| HD55 | 1214 | 76.5 | Ø125 | Ø135-Ø155 | 
| HD65 | 1248 | 100 | Ø142 | Ø155-Ø190 | 
| HD85 | 1492 | 188 | Ø180 | Ø195-Ø254 | 
| HSD10 | 1502 | 290 | Ø226 | Ø254-Ø311 | 
| HSD12 | 1880 | 487 | Ø275 | Ø305-Ø445 | 
Machine Advantages
High - pressure DTH drilling rigs show many advantages in drilling
operations. First, its valveless air distribution system increases
reliability and simplifies operation. Secondly, the drilling rig’s
piston has a simple design, thus extending its service life. More
efficient energy transfer not only increases drilling speed, but
also significantly reduces air and oil consumption. In addition,
the reduction in the number of internal parts makes the structure
simpler, and heat - treated parts improve the overall durability
and reduce the probability of failure, making maintenance more
convenient. Finally, the top connector, drive ferrule and external
cylinder of the drilling rig are connected with multi - stage
threads, making them easy to disassemble, further improving
operating efficiency. These characteristics make high - pressure
DTH drilling rigs an ideal choice for efficient and reliable
drilling operations under complex geological conditions.
Machine Pictures




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