Ql340 M30 For Water Well Drilling Mining
- Category: >>>
- Supplier: Changsha,Dth,Drill,Construction,Machinery,Co.,Ltd.
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Product Overview
Description
DTH Drilling Hammer DHD340/QL40/Mission40 Without foot valve For Mining machinery
Product Description
The Characteristics Of High Air Pressure DTH Hammers Without foot valve:
It is a kind of high air pressure DTH Hammer without foot valve, our newest design. It is also one of the most advanced DTH Hammers in the world.
Length (without bit) | Weight (without bit) | External Diameter | Bit Shank | Hole range | |||||
1032mm | 43KG | φ99mm | DHD340/QL40 | φ110-φ135 | API 2 3/8" Reg API 3 1/2" Reg | ||||
Working Pressure | Impact rate at 1.5Mpa | Air consumption | |||||||
1.0Mpa | 1.8Mpa | 2.2Mpa | |||||||
1.0-2.2Mpa | 28HZ | 30-60r/min | 5.5m³/min | 10m³/min | 16m³/min | ||||
Advantages :
1. Out of the trouble of foot valve fracture and expansion and contraction.
2. lower energy consumption and higher impact frequency.
The drilling speed is 15%-30% higher than the one with foot valve.
3. Simple structure, reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.
1. Out of the trouble of foot valve fracture and expansion and contraction.
2. lower energy consumption and higher impact frequency.
The drilling speed is 15%-30% higher than the one with foot valve.
3. Simple structure, reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.
Packing & Delivery
Using ply-wooden cases and pallet for package to protect the products and avoid the damaging during transportation. Also we can customize package according to your special requests.
Certificate
Patent Certificate
Quality Certificate
Certificate of conformity
Company Introduction
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).
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