Heald 171 GAGEMATIC INTERNAL GRINDER

Swing 11.75 in
Size capacity 13.75 in
Max grinding bore 2 in
Minimum hole diameter 1/8 in
Stroke 3 in
Table travel (long) 12 in

Workhead power 1 hp
Workhead speed 1360 rpm
Workhead speeds 960 / 1360 rpm

Wheel power 5 hp

Table speed rapid traverse 35 FPM
Table grinding speed 0–20 FPM

Cross feed per handwheel turn 0.060 in (dia.)
Maximum power cross feed 0.042 in (dia.)
Wheel wear compensation 0–0.004 in

Hydraulic pump motor 1.5 hp
Wheel head motor 5 hp
Coolant pump motor 0.25 hp

Oil tank capacity 10 gallons
Coolant tank capacity 55 gallons

Net weight 5400 lbs
Floor space 70 x 74 in

Red Head spindle
Electric single point diamond dresser
Trip dogs
Facing stop
Rough and finish timers