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| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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Reverse circulation (RC) driling represents a fast and economical way to retrieve the high-quality mineralgrade samples needed to efficiently plan your mining and quarrying, operations.The Rc drilling method not onlyprevents cross contamination,but also enables collection of a large number of sample bags in a short amount of time.
| Model/Item | Unit | CSRC-200 |
| Weight | T | 6 |
| The Hole Diameter | mm | 140-254 |
| Drilling Depth | m | 200 |
| One-time Advance Legth | m | 3.3 |
| Walking Speed | km/h | 2.5 |
| Climbing Angles | max. | 30 |
| Equipped Capacitor | kw | Quanchai76 |
| Using Air Pressure | Mpa | 1.7-2.5 |
| Air Consumption | m³/min | 17-31 |
| Swing Speed | rpm | 45-70 |
| The Penetration Efficiency | m/h | 10-35 |
| Drill Pipe Diameter | mm | Φ89 Φ102 |
| Drill Pipe Length | m | 1.5 2.0 3.0 |
| Rig Lifting Force | T | 13 |
| Rapid Rise Speed | m/min | 30 |
| Fast Feeding Speed | m/min | 60 |
| Width of loading | m | 2.4 |
| Hoisting Force of Winch | T | 1.5 |
| Swing Torque | N.m | 4700-6600 |
| Dimension | mm | 6000*1750*2350 |
| Equeipped With Hammer | / | High and Medium wind pressure series |
| High Leg Stroke | m | 1.4 |
| Changsha DTH Drill Construction Machinery Co., Ltd has more than 20 years of drilling tools industry since 1996.Its predecessor was the designated processing workplace of down-the-hole drilling tools of Changsha Institute of Mining Research. It is the Institute ofS Metal Research of the Chinese Academy of Sciences, the National Institute of Materials Research (NIMS) of Japan, and the partner of University of Queensland, Australia, the Swiss Federal Institute of Technology (EMPA). The company officially changed its name to Changsha DTH Drill Construction Machinery CO., Ltd. in June 2021. It is a well-known private high-tech enterprise in China specializing in the research and manufacture of rock drilling machinery and pneumatic tools. The company has abundant experience in scientific research and production, using high-quality raw materials, advanced production technology and strict testing methods to produce products with superior performance and quality. The drilling tools of "CS DRILL" brand are sold nationwide due to their stable quality and superior performance, and are exported in batches to more than 50 countries and regions including Australia, South Korea, Brazil, South Africa, France, Canada, Ethiopia, Malaysia, Taiwan, and Hong Kong, received a high praise and a good reputation by users.Our company's products are matched with those produced by worldwide famous manufacturing companies ,and are widely used in earthwork engineering, mine mining, water well engineering and building construction. The company's R&D and sales center is located in Changsha Xiangjiang Science and Technology Innovation Park, and the production base is located in Jiuhua, Xiangtan. It covers an area of 16,000 square meters, with a production plant of 35,000 square meters and more than 100 employees. The company focus on researching and producing domestic advanced high-pressure DTH hammers, various DTH bits,eccentric overburden drilling tools, centering overburden drilling tools, and sliding tools used for overburden drilling in overlying and loose rock formations. Block-type overburden drilling tools, double casing drilling tools,various threaded bits, shank adapters and coupling sleeves, drill pipes, all kinds of tool joints and other drilling rig fittings. |
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