Atlas Copco BBD 46 WR-8

The stoper provides short stroke with good penetration rates. The large piston diameter gives high efficiency even at low air pressure.

The BBD 46WS/WR – Falcon provides a high impact rate for good performance in soft to medium rock.

Production drilling, raise driving and bolting in soft to medium hard rock.

Technical details
Rock drill type	Underground rock drill
Hole range	27 mm - 41 mm 1 inch - 1.6 inch
Weight	40 kg 88.2 lb
Length retracted	1,650 mm 65 inch
Length extracted	2,620 mm 103.2 inch
Air consumption	75 l/s 159 cfm
Impact rate	3,000 blows/min
Piston diameter	75 mm 3 inch
Stroke length	45 mm 1.77 inch
Vibration and sound
Vibration level 3 axes (ISO 20643)	10 m/s²
Sound power level guaranteed (2000/14/EC)	124 dB(A)
Sound pressure level (ISO 11203)	121 Lp. dB(A)
Available shank size
Shank size: Hex	22x108 mm - 7⁄8 x 41⁄4 inch
Part numbers
Hex 22x108 - ⅞ x 4 ¼ inch	8311 0202 37