5 Inch DTH Hammer61

1. Product Name:5 Inch DTH Hammer

2. Product Description:BD DRILL produce the broadest range of hammers, bits, and related equipment. This means more choices for you. It means you can work with the strongest support network in the industry, regardless of yourequipment needs. It means that you can look to one reliable and time tested source for all your equipment needs.?The optimum range of hole size for blast hole drilling with DTH is 90 mm to 254 mm (3 ?"–10?). Smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines.?In other applications, like foundation drilling, DTH hammers can be used with single bit in hole sizes up to . 750 mm (30?). With multiple hammer units CD (Cluster drills) drill holes up to 70? or 1778 mm.Choosing the right hammer is largely determined by hole size and type of rock formation. Ideally, the size of the hammer should match the required hole dimension as closely as possible, leaving just enough space for cuttings to evacuate the hole.It is mainly featured in:1.The strong energy of single impact and the low energy consumption in rock crushing;2.The weight ratio of Piston and Bit almost Reaches 1:1 to provide long effective acting time, which leads to the improved efficiency in rock crushing and the extended service life of the drilling tool;3. A good performance in central air exhaust and cuttings discharge, which reduces the repeated crushing of rock;4.A check valve device is available to drill holes finder water.Our 5 inch DTH Hammer has different types of bit shank like COP54, DHD350R, HD55A, MISSION50, SD5, QL50, ETC. it is a ideal drilling tool which widely used in such industries relating to mining, quarry, energy, transportation, metallurgy, building etc.

3. Price:10.00

4. Product Website: http://www.bddrillgroup.com/dth-drilling-tools/high-air-pressure-dth-hammer/5-inch-dth-hammer.html

5. Company Description: Changsha Heijingang Industrial Co., Ltd

6. Address: HunanHunanChangshaWangchengWushan Industrial Zone, Gaowu Avenue, Wushan Town, Wangcheng District, Changsha, Hunan, China.

7. Descption: Established in 1999, Changsha Heijingang Industrial is a well known privately operated enterprise that specialized in researching and manufacturing rock drilling tools and pneumatic tools. With over 20 years experience, we have established a reputation for outstanding commitment to product quality, innovation and most importantly customer service. Factory brief introduction: Area of our factory: over 50,000SQM; Numbers of our employees: over 700; Numbers of our equipment &facilities: Over 1000 sets

8. Registered Capital: 2000

9. EmployeeNum: 800

Changsha Heijingang Industrial Co., Ltd

10. Contact: Pengke

11. Telphone: 86-731-83918178

12. Fax: 86-731-82381553

13. Email: bddrill@aliyun.com

14. Company Website: http://www.bddrillgroup.com