



EN | ES | RU



X

Search

OK

/

/

/

/

High Air Pressure DTH Hammer Downhole Rock Drilling Tools Mining DTH hammer

1/1

Number of views:

1000

DTH Drill Tools

High Air Pressure DTH Hammer Downhole Rock Drilling Tools Mining DTH hammer

Number of views:

1000

Product serial number

Description

Brand Name:Sanrock
Product name:DTH Hammer
Machine Type:Drilling Tool
Series:COP/ SD/ DHD/ IR/ Mission/ QL/ BR/ CIR etc
Name:DHD3.5,DHD340,DHD350,DHD360,DHD380,DHD1120
Length：928mm,1032mm,1209mm,1063mm,1492mm,1845mm
Work pressure:1.0-1.7Mpa,1.0-2.2Mpa,1.0-2.5Mpa，1.0-2.5Mpa，1.5-3.3Mpa,1.5-3.3Mpa
Connection Thread：API2 3/8''REG，API 3 1/2"REG，API 4 1/2"REG,API 6 5/8"REG
Recommended Rotation Speed:30-60 r/min,25-20r/min
Material:Carbon steel
Processing Type:Forging
Application:Well Drilling,DTH Drilling,Ore Mining Coal Mining
Formation:Hard Rock Formations
Packing:Wooden Case

Specifications

1.Avoid the problem happens on foot valve. Fracture,expansion and contraction.
2.Lower air comsumption and higher impact frequency. 15-30% higher drilling efficiency than the bit with foot valve.
3.Simpler structure and less spare parts, makes easier & cheaper maintenance.
4.Heat-hardened spare parts,makes longer serving life and less problem.
5.Thread connection for top sub and drive chuck,makes easier disassembly.