BBD 46 WR-8
Stoper
Stoper
Stopers are made for vertical or inclined environments. The machines are especially designed for production drilling, raise driving and roof bolting. Thanks to the ratchet wheel rotation and short piston stroke you get good penetration rates in soft and medium hard rock. The WR versions has clockwise rotation and can be used for tightening or installing screen on threaded roof bolts.
Rock drill type |
Underground rock drill |
Hole range |
27 mm - 41 mm |
Weight |
40 kg |
Length retracted |
1 650 mm |
Length extracted |
2 620 mm |
Air consumption |
75 l/s |
Impact rate |
3 000 blows/min |
Piston diameter |
75 mm |
Stroke length |
45 mm |