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 Hm6a DTH Hammer Hm6, Hjg Wells Geothermal Drilling Rig, Hjg Reverse Circulation Drill Bit and so on.

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Hjg Hm6a DTH Hammer Hm6

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.: HM-6
  • Certification: BIN, JIS, AISI, API
  • Type: Twist Drill Bit
  • Usage: Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling
  • Trademark: HJG
  • HS Code: 84123100
  • Customized: Customized
  • Length: Taper-length
  • Material: Tungsten Carbide
  • 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.
Hjg Hm6a DTH Hammer Hm6
Hjg Hm6a DTH Hammer Hm6
Hjg Hm6a DTH Hammer Hm6
Hjg Hm6a DTH Hammer Hm6
Hjg Hm6a DTH Hammer Hm6
Hjg Hm6a DTH Hammer Hm6
Length(exclude bit)Weight(exclude bit)External DiameterBit ShankHole RangeConnection Thread
1161 mm90.00 kg Φ146 mm  HM6Φ155mm _ 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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