ROYAL MASTER #TG-12x4 Centerless Grinder with Automatic Cycle 1985’ # 7492

ROYAL MASTER #TG-12x4 Centerless Grinder with Automatic Cycle 1985’ # 7492
Reference # 7492
Model # TG-12x4
Serial # 1590
Year of manufacture- 1985’
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.