| Model: | NBR3A DTH Hamme |
|---|---|
| Brand: | Drillstar |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Bars, Rods, Angles, and Stainless Steel Shapes |
| Label: | DTH hammer , Mining Machinery Pa , Mining Machinery |
| Price: |
US $500
/ pc
|
| Min. Order: | 1 pc |
| Last Online:20 May, 2015 |
NBR3A DTH Hammer Technical Data
|
Length (Less bit) |
Weight (Less bit) |
External diameter |
Bit Shank |
Hole Range |
Connection Thread |
||
|
889mm |
26.00kg |
Φ82mm |
BR3 |
Φ90-Φ110 |
API2 3/8”Reg |
||
|
Working Pressure |
Impact rate at 1.4Mpa |
Recommended rotation speed |
Air consumption |
||||
|
0.7Mpa |
1.0Mpa |
1.4Mpa |
|||||
|
0.7-1.75Mpa |
25HZ |
25-40r/min |
4m³/min |
6m³/min |
8m³/min |
||