Gold Member Since 2013
Audited Supplier
Changsha Heijingang Industrial Co., Ltd.

Dth Hammer, Rock Drilling, Down The Hole Hammer manufacturer / supplier in China, offering Hjg Hsd6a DTH Hammer SD6, Hjg Wells Geothermal Drilling Rig, Hjg Reverse Circulation Drill Bit and so on.

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Hjg Hsd6a DTH Hammer SD6

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Shanghai, China
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: SD6
  • Certification: BIN, JIS, AISI, API
  • Type: Core Drill Bit
  • Usage: Wood Drilling, Well Drilling, Metal Drilling, Masonry Drilling
  • Trademark: HJG
  • HS Code: 84123100
  • Customized: Customized
  • Length: Jobber-length
  • Material: High Carbon Steel
  • Mining Object: Mining
  • Origin: China
Product Description
It is a kind of high air pressure DTH Hammer without footvalve, our newest design. It is also one of the most advanced DTH Hammers in the world.

It has the following 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.
 
Length(exclude bit)Weight(exclude bit)External DiameterBit ShankHole RangeConnection Thread
1182 mm90.00 kg Φ146 mm  SD6Φ155mm _ Φ203mmAPI 3 1/2'' Reg
Working PressureImpact rate at 0.5 MPaRecommended Rotary SpeedAir Consumption
1.0 MPa1.8 MPa2.4 MPa
1.0 - 2.5 MPa25 Hz20-30 rpm9 m³/min 18 m³/min26 m³/min
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Mr. Larry Wu
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