| Chuck Size | 20" | 508 mm |
| Horz/Vert | Vert | Vert |
| Power | 15 hp | 11.2 kW |
| Swing | 24" | 609.6 mm |
| Under Wheel | 7" | 177.8 mm |
| Grinding Wheel Width | 1" | 25.4 mm |
| Grinding Wheel Dia. | 11" | 279.4 mm |
Reference # GMT-3339
Model # 11-20
Serial # 10428
Year of manufacture- 1961’
Table diameter- 20”
Maximum swing inside splash guards- 20-1/2”
Maximum work height under the grinding wheel- 7”
(4) table speeds- 15, 24, 41, 64 R.P.M.
Wheel speed-1,200 R.P.M.
Wheel diameter- 11”
Power downfeed range or grinding wheelhead- .0015 to .070 I.P.M.
Maximum table load- 500 Lbs.
Approx chuck thickness- ½”
20" Diameter electromagnetic chuck with NEUTROFIER control
Motorized power rapid traverse to grinding wheelhead (vertical downfeed of wheelhead
by hand or power)
Coolant system with machine splash guards & paper filtration
3 H.P. 3/60/230-460 volt wheelhead rapid traverse motor
1 H.P. 3/60/230-460 volt table drive motor
15 H.P. 3/60/230-460 volt spindle drive motor with electrical controls and load meter
Machine is wired for 230 volt operation.
Machine weight- 6500 Lbs.
Machine dimensions- 76” L x 50” W x 94’’ H
Machine location- F.O.B. Bradenton, Florida
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