5" x 12"cc MYFORD Hand Feed Plain Cylindrical Grinding Machine
Model: MG12 S/N: S80291 CB New: 1968
Maximum grinding diameter ......................................... 3"
Maximum swing over table ........................................... 5"
Capacity between centers .............................................. 12"
Maximum table traverse ............................................... 13-1/3
Table travel per revolution of handwheel, fine: ............ 2.04"
coarse: ............... 0.7"
Table swivels either way: .............................................. 7 Degrees
Grinding wheelhead travel by feed screw ...................... 3"
Handwheel dial for infeed reads to ................................ 0.0001"
One division of the handwheel dial gives: ........ ............0.0002" reduction
on workpiece dia
Fine feed knob for infeed reads to ................................. .000025"
One division of the the fine feed knob gives: ..................0.00005" reduction
on workpieced dia
Grinding wheelhead speeds ........................................... 2200 and 2500 rpm
Grinding wheel size ................................................ 10" diameter x 1" wide x 5" bore
(12) Motorized workhead speeds, two ranges ................75-780 rpm
Approximate Weight ..................................................... 1,360 Lbs.
Approximate Dimensions ........................................ 49" L-R x 40" F-B x 50" H
Equipped With
Hand operated longitudinal table traverse and wheelhead advance/retraction
Motorized workhead with screw-type drawbar,
Myford type 3C collet, and dead center spindle
(capable of live center operation with live center assembly)
Tailstock with half center
Wheelhead counterweight
Coolant system with external coolant pump and tank
1/4 H.P 3/60/220 volt DC workhead motor
2 H.P 3/60/220-440 volt grinding wheelhead motor and electrical controls
Machine is wired for 220 volt operation
** (F.O.B. our Harrison, N.J. Warehouse) **