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ROYAL MASTER #CG/TG-12x4 Centerless Grinder with Automatic Cycle 1978’ GMT-3385

Centerless Grinders
Manufacturer:
ROYAL MASTER
Model:
CG-12X4
Year:
1978
Stock #:
6569
ROYAL MASTER #CG/TG-12x4 Centerless Grinder with Automatic Cycle 1978’ GMT-3385
Capacity1.5"38.1 mm
Grinding Wheel Dia.12"304.8 mm
GW Power7.5 hp5.6 kW
GW RPM2,040 RPM2,040 RPM
RW RPM480 RPM480 RPM
Dimensions62” L x 34” W x 62’’ H62” L x 34” W x 62’’ H
Weight2500 Lbs.2500 Lbs.

Reference # GMT-3385
Model # CG/TG-12x4
Serial # 1052
Year of manufacture- 1978’
Capacity:
Infeed- .004" to 1-1/2" diameter x 4” Long
Thrufeed- .004" to 1-1/2" diameter
Length- 12' on 1/2" diameter
Wheels:
Grinding wheel (maximum)- 12" diameter x 4" wide
(minimum)- 10" diameter x 1/4" wide
Regulating wheel (maximum)- 6" diameter x 4" wide
(minimum)- 1/4" wide with spool
Regulating wheel head:
Maximum Angle of tilt for Thrufeed Grinding- 6° to left, 6° to right
Maximum Swivel for Taper Grinding- 5° to left, 5° to the right
Spindle Speeds:
Grinding wheel- constant speed - 2,040 R.P.M.
Regulating wheel- infinitely variable - 20 to 500 R.P.M.

This machine originally has a additional dresser on back side of grinding wheel which made it a CG model, it was removed and now a standard TG 12x4
Automatic Cycle
Hydraulically actuated wheel dresser for grinding wheel & regulating wheel
¼ H.P. Hydraulic pump (4 Gallon Reservoir)
1/8 H.P. Gusher coolant pump & tank
7-1/2 H.P. 3/60/230-460 volt main drive motor and electrical controls
Machine is wired for 230 Volt / 3 Phase / 60 H.Z.

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