Changsha Sollroc Engineering Equipments Co., Ltd
FOCUS IN MANUFACTURING OF HIGH QUALITY DTH AND RC DRILLING TOOLS.
Add to Cart
DHD1120 Shank 12'' DTH Hammer Carburized Steel For Civil Engineering
Company Introduce
We SOLLROC are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for over 20 years.
Owing to high quality, professional serivce and competitive price, we have gotton good reputation from our customers all over the world, such as France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.
Product Introduction
Sollroc down-the-hole hammers are reliable drilling workhorses that stand up to the most demanding conditions you can find. and provides consistent drilling performance and reliability foot after foot and year after year.
Product Features
1.Sollroc DTH Hammers are available for a range of different drilling applications such as Water Well, Geothermal, Geotechnical, Blast Hole, Mineral Exploration, Civil Construction, Seismic, Dimensional Stone, Directional, Oil & Gas and Mining.
2.More efficent energy transfer,faster drilling speed,lower air consumption and lower oil consumption.
3.Simple design of the piston and long life
Specification
| Shank | DHD1120 |
| Length (less bit) | 1880mm |
| Outer diameter | 275mm |
| Top sub thread | API 6 5/8" REG |
| Weight (less bit) | 474kg |
| Hole range | 305mm-445mm |
| Working pressure | 10-30bar |
| Impact rate at 1.7 Mpa | 20Hz |
| Recommended rotation speed | 15-25 r/min |
Delivery Time
Generally need 15-25 days
Transport Way
By air, By Sea or By Express