• 2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
  • 2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
  • 2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
  • 2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
  • 2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
  • 2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve

2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve

Customized: Customized
Standard: JIS, AISI, API
Length: Stub-length
Type: Core Drill Bit
Material: High Carbon Steel
Usage: Wood Drilling, Well Drilling, Metal Drilling, Masonry Drilling
Customization:

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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.
DHD340
Mining Object
Mining
Transport Package
Poly Wood
Specification
SGS ISO
Trademark
HJG
Origin
China
HS Code
84123100
Production Capacity
50000 PC/Year

Product Description

It is a kind of valveless high air pressure DTH Hammer with foot valve.

It has the following advantages:
1. Valveless air distribution. More reliable.
2. Simple design of the piston, long life.
3. More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
4. Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated.
5. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
Length(exclude bit) Weight(exclude bit) External Diameter Bit Shank Hole Range Connection Thread
1030mm 39.00 kg  Φ99 mm   Cop44, DHD340 Φ110mm _ Φ135mm  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 27 Hz 25-40 rpm 6 m³/min  10 m³/min 15 m³/min 

2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve
2018 Hjg Valveless High Air Pressure DTH Hammer with Foot Valve

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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