Drilling Rig Rotary Head 350 model Top Drive Head Portable for Drill Machine
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- Supplier: Changsha Dth Drill Construction Machinery Co. Ltd.
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Product Overview
Description
Product Overview
Specifications | 130m | 180m | 200m | 260m | 300m | 350m |
Drilling Hole Diameter(mm) | 100~219 | 140~254 | 140~305 | 140~305 | 140~325 | 140~325 |
Drilling Depth(m) | 130 | 180 | 200 | 260 | 300 | 350 |
Swing Speed (rpm) | 40~65 | 45~70 | 45~70 | 45~70 | 45~70 | 66~135 |
Swing Torque (N.m) | 2200~3000 | 3200~4600 | 3500~4800 | 4000~5300 | 5700~7500 | 6200~8500 |
Company Profile
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 of 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).
predecessor was the designated processing workplace of down-the-hole drilling tools of Changsha Institute of Mining Research. It is the Institute of 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).
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Our Service
1.Pre-sale service: Act as a good adviser and assistant of clients enable them to get rich and generous returns on their
investments .
investments .
①.Select equipment model.
②.Design and manufacture products according to client's special requirement ;
③.Train technical personnel for clients .
2.Services during the sale:
①.Pre-check and accept products ahead of delivery .
②. Help clients to draft solving plans.
3.After-sale services: Provide considerate services to minimize clients' worries.
①.Complete After-sales service,professional engineers available to service machinery at home or oversea.
②. 24 hours technical support by e-mail.
③.Other essential technological service.
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