• 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
  • 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
  • 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
  • 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
  • 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
  • 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340

2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340

Customized: Customized
Standard: JIS, AISI, API
Length: Stub-length
Type: Drilling Machine
Material: Tungsten Carbide
Usage: Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling
Customization:

Contact Supplier

Mr. Larry Wu
Director of International Sales Department
Diamond Member Since 2013

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company

Basic Info.

Model NO.
DHD 340
Mining Object
Mining
Transport Package
Wooden Box
Trademark
HJG
Origin
China
HS Code
84123100

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.

2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340 2018 Hjg High Air Pressure DTH Hammer Without Footvalve Cop44 DHD340
Length(exclude bit) Weight(exclude bit) External Diameter Bit Shank Hole Range Connection Thread
986 mm 37.20 kg  Φ92 mm   Cop44         DHD340 Φ105mm _ Φ120mm API 2 3/8'' Reg 
Working Pressure Impact rate at 0.5 MPa Recommended Rotary Speed Air Consumption
1.0 MPa 1.8 MPa 2.4 MPa
1.0_2.5 MPa 30 Hz 25-40 rpm 5 m³/min  8 m³/min 13 m³/min

Send your message to this supplier

*From:
*To:
avatar Mr. Larry Wu
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now

You Might Also Like

Contact Supplier

Mr. Larry Wu
Director of International Sales Department
Diamond Member Since 2013

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company
Number of Employees
834
Year of Establishment
1999-04-30