3EF-750 CINCINNATI/HEALD CINTERNAL 2 SPINDLE MULTI-SURFACE INTERNAL GRINDER

3EF 750 CINCINNATI/HEALD CINTERNAL 2 SPINDLE
MULTI-SURFACE INTERNAL GRINDER
S/N 913527P86-0103Year:1986

STANDARD SPECIFICATIONS

Capacities
Maximum swing in guard……………………………………… 30
Maximum swing 45 deg. swivel………………………………. 13
Work head angular adjustment………………………………… 0-60
Work slide travel (X-direction)……………………………….. 11
Longitudinal bridge adjustment (Z-direction)…………………. 8
Maximum table travel………………………………………….. 26
Grinding stroke – maximum…………………………………… 22
-minimum……….……………………………0
Wheel slide travel……………………………………………… 14
Wheel head mounting position span……………………………10-5/8–14-5/8
Front wheel head adjustment (longitudinal)…………………… 4
Front wheel head swivel………………………………………. 5, -15
Rear wheel head swivel……………………………………….. 5, -10
Wheel head spindle flange to wheel slide – maximum……….. 39
- minimum…………. 0
Work head load capacity……………………………………….. 1000 lbs.
………………………………………..CG6from flange

Accuracies
Axes resolution…………..………………………………… .000025
Work head rotation…………………………………………. .000030

Speeds Feeds
Axes speeds – grinding - maximum……………………..… 99.9 IPM
- minimum…………………..……. 0
Rapid axes speed…………………………………………… 400 IPM
Feed rates…………………………………………………… 0 to .999 IPM
…............................................................................maximu min cr.-1001 IPM
Axes feed resolution………………………………………… .000025
Work head speeds (reversible variable)…………………. 30 –999(1 IPMincr.)

Drives
Axis drive motors (PWM)…………………………………. 6 ft/lb. (8.13 Nm)
………………………………….Torque.4 HP (3 kw) @ 2000 RPM
Work head motor…………………………………….. 4 1/2 HP (3.4 kw) @ 4500 RPM
Wheel head motor…………………………………… 10 HP (7.5 kw) @ 3000 RPM
Hydraulic pump motor………………………………. 2 HP (1.5 kw) @1800 RPM

General
Allen Bradley 9 Series controls.
(2) Air Mist internal spindles.
3 Jaw air chuck with adjustable jaws.
Rotary and single point dresser with hydraulic lift.
Oil tank capacity…………………………………………… 10 gal.
Base, length width………………………………………. 99 x 52
Required floor space, width depth………………………121x 193
Overall machine height from floor………………………… 60
Overall electric cab. height from floor…………………….. 72
Machine weight……………………………………………. 16,950 lbs.

Specifications are deemed accurate, however, subject to verification or prior sale.
All exchange units/returns must be shipped within 30 days. All exchange units/returns must be shipped using DDP terms - Grinders Clearing House, Inc. dba GCH Machinery, is not responsible for any customs formalities or shipping costs.

If Grinders Clearing House, Inc. dba GCH Machinery does not receive exchange/core unit back within 30 days, GCH will invoice FULL replacement cost (OUTRIGHT Cost) to customer.