DHD350 DHD360 High Air Pressure Atlas copco Dth Hammer For water well drilling
DTH hammer
With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.
It also has the following advantages:
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe
Specification
COP54/ DHD350R Hammer Specification
| Drilling Diameter(mm) | Hammer Length Without Bit(mm) | External Diameter(mm) | Weight Without Bit(kg) |
| φ135-φ155 | 1214 | 125 | 76.5 |
| Working Pressure(Mpa) | Air Consumption(m³/min) |
| 1.3-2.3 Mpa | 1.0Mpa: 9 m³/min | 1.8Mpa: 15 m³/min | 2.4Mpa: 23 m³/min |
| Impact rate at 17 bar | Recommended Rotation Speed | Connection Rod Thread | Bit Shank |
| 25HZ | 20-35 r/min. | API 2 3/8'' Reg, API 3 1/2'' Reg, API 2 7/8'' Reg, | COP54/DHD350R |
DHD360 COP64 Specification
| Drilling Diameter(mm) | Hammer Length Without Bit(mm) | External Diameter(mm) | Weight Without Bit(kg) |
| φ155-φ190 | 1248 | 142mm, 144mm, 146mm,148mm | 100 |
| Working Pressure(Mpa) | Air Consumption(m³/min) |
| 1.5-2.5 Mpa | 1.0Mpa: 10 m³/min | 1.8Mpa: 20 m³/min | 2.4Mpa: 28.5 m³/min |
| Impact rate at 17 bar | Recommended Rotation Speed | Connection Rod Thread | Bit Shank |
| 23HZ | 20-30 r/min. | API 3 1/2'' Reg | COP64/DHD360
|
About us
MIROC® Rock Drilling Tools are Rock Drilling Tools Brand by KSQ Tecnologies (Beijing) Co. Ltd.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, production, and application. The company has adopted advanced manufacturing processes to ensure high quality steels and tungsten carbide inserts for its rock drilling accessories. Its personnel understand clients’ drilling needs, and have the service skills to recommend the right drilling tools for the job. Its experienced product developers can also create custom tools. Furthermore, the company’s development team introduces innovative products each year – tools that are rigorously tested in the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
