spiral cutterhead

spiral cutterhead

[′spī·rəl ′kəd·ər‚hed]
(mining engineering)
A rotary digging device which dislodges and feeds alluvial sand or gravel to the intake of a suction dredge.
References in periodicals archive ?
1 ea of 15" planer with spiral cutterhead, Grizzly Industrial item G0453ZW or equal; 1 ea of 14" bandsaw; 1 ea of table insert; 1 ea of 8" jointer with spiral cutterhead; 1 ea of 12-Speed 20" Floor Drill Press; 1 ea of 6" precision drill press vise; 1 ea of 1/3 HP Oscillating Spindle Sander; 1 ea of 1" diameter hard sanding sleeve.
Grizzly offers the G0453PX 15-inch planer with a spiral cutterhead. It features a 42 1/8-inch-long bed with cast iron wings and bed rollers, 16 and 30 fpm feed rate and a 4,800 rpm cutterhead speed.
double headed planer/ sander features a 15-hp, 220V/440V, 3-phase sanding/ planing motor and a spiral cutterhead in front and sanding drum in back that does the work of two machines.
15" Planer with Spiral Cutterhead Anticipated quantity is one (1).Grizzly Industrial item G0453ZW or equal.
The second kit is a spiral cutterhead; this kit is also offered as an upgrade from a straight knife, Sunhill says.