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MYFORD MG-12HA Hydraulic Cylindrical Grinder 1978’ #GMT-3348

Grinders
Manufacturer:
MYFORD
Model:
MG-12HA
Year:
1978
Stock #:
GMT-3348
MYFORD MG-12HA Hydraulic Cylindrical Grinder 1978’ #GMT-3348

Reference # GMT-3348
Model # MG-12HA
Serial # HA-129959
Year of manufacture- 1978’
Maximum grinding diameter- 3”
Swing over table- 5”
Maximum table travel- 13-3/4”
Capacity between centers- 12”
Table swivels either way- 10°
Hydraulic table traverse- 0 – 120 I.P.M.
Table travel per revolution of handwheel- 0.44”
Dwell (carriage)- 0 – 8 Seconds
Wheelhead:
Total travel by feedscrew- 3-7/8”
Hydraulic rapid retraction- 1-1/8”
In-feed per revolution of handwheel- 0.025”
In-feed, automatic (mechanical)- 0.0001” – 0.001”
Wheel feed graduations- 0.0001”
Fine feed to dead stop (in-feed)- 0.000025”
Spindle speeds- 1,830 & 1,988 R.P.M.
Grinding wheel size- 12” x 1-1/2” width 5” bore
Infeed operated on table reversal variable between- 0.0001” & .001”
Workhead:
Workspeeds, steplessly variable- 100 to 900 R.P.M.
Workhead motor, direct current drive- ¼” H.P.

Large assortment of tooling, parts and accessories in Cabinet
Hydraulic table traverse with variable dwell at end of each table movement
Hydraulic rapid advance and retraction to wheel slide which may be coupled to workhead start/stop
Automatic (mechanical) in-feed to wheel slide
Swivelling work table for grinding tapers
1/2 H.P. DC workhead drive motor with steplessly variable speeds and dual live/dead spindle
Headstock center adapter
Tailstock with dead center
External coolant pump and tank
1/2 H.P. External hydraulic pump motor and tank
3 H.P. drive motor with free-standing electrical control cabinet
Machine is currently wired for 230 volt / 3 phase / 60 H.Z.

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