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Shigiya Model GUA-30.60 12" x 24" Hydraulic Universal Cylindrical Grinder, Table Wheelhead & Workhead Swivel, 14"Dia. Wheel, Auto Infeed, Plunge Infeed, Rapid Wheelhead Advance/Retract, Sparkout, Live/Dead Workhead Spindle, New 1985.
| Swing | 11.8" | 299.72 mm |
| Centers | 24" | 609.6 mm |
| Workhead Speed | 252 RPM | 252 RPM |
| Grinding Wheel Dia. | 14" | 355.6 mm |
| Plunge (Yes/No) | 'Yes' | 'Yes' |
| Weight | 6,954 lb. | 6,954 lb. |
1-(used) Shigiya Model GUA-30.60 12" x 24" Universal Cylindrical Grinder, New 1985.
SPECIFICATIONS:
Swing.......................................................... 11.8"
Distance between centers......................................... 24"
Longitudinal table speed.............................. 2" TO 160" ipm
Table swivels (total)........................................ 10 deg.
Max. stroke of wheelhead (manual)............................... 6.9"
Rapid traverse (hydraulic)...................................... 1.6"
Max. auto infeed stroke......................................... 0.4"
Auto infeed rate................................... 0.00004" TO .004"
Plunge infeed........................................ 0.0008" TO .06"
One rev. of handwheel.......................................... 0.04"
Handwheel, fine feed by micrfeed............................. 0.0001"
Wheelhead swivels left & right............................... 30 deg.
Grinding wheel size............................ 14" x 1"-2" x 5" bore
Grinding wheel speeds (2)............................ 1,675/2,013 rpm
Workhead spindle taper......................................... #4 MT
Workhead spindle speeds (9)............................ 13 TO 252 rpm
Workhead swivelling range (total)........................... 120 deg.
Tailstock spindle taper........................................ #4 MT
Tailstock spindle travel........................................ 1.2"
Weight (approx.)........................................... 6,954 lb.
Hydraulic operation featuring:
Power table traverse
Adjustable table dwell
Auto infeed
Dual rate (coarse/fine) plunge infeed
Rapid wheelhead advance & retraction
Independent sparkout timers for auto infeed & plunge
grinding operations
Wheelhead features hydrostatic bearing design
(auto-pressure lubricated)
External hydraulic system
Automatic lubrication system
Dual live/dead workhead spindle