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Used

USED 1981 HEALD #272 SIZEMATIC

Michigan, United States
1,020Listings|45Followers
Overview
Internal Grinders

272 Heald Internal Grinder, Sizematic, 3-Jaw Chuck, Red Head Spindle, Electric
Single Point Diamond Dresser, Timers, Compensation, Auto Cycle, As Is

Specs
Swing
26"
660.4 mm
Size Capacity
26"
26"
Max Grinding Bore
5.5"
139.7 mm
Stroke
12"
304.8 mm
Travel-Long
30.25"
768.35 mm
Workhead Power
1.5 hp
1.1 kW
Wheel Power
5 hp
3.7 kW
Workhead Speed
1,800 RPM
1,800 RPM
Dresser
Yes
Yes
Dimensions
123" x 74"
123" x 74"
Weight
7600
7600

272 CINCINNATI MILACRON HEALD SIZEMATIC INTERNAL GRINDER

S/N 49026 Year: 1981

STANDARD CATALOG SPECIFICATIONS
Swing over table................................... 26"
Swing inside standard guard........................ 20"
Maximum length of hole............................. 12"
Maximum diameter of hole........................... 5 1/2"
Minimum diameter of hole........................... 1/8"
Maximum included angle (size matic only)........... 60 degrees
Center of chuck spindle from floor................. 42"
Diameter of work head spindle flange............... 9 5/8"
Table travel....................................... 30 1/4"
Capacity of oil tank............................... 15 gallons
Capacity of coolant tank........................... 55 gallons

SPEEDS & FEEDS
Table speeds: Rapid traverse...................... 35 FPM
Grinding............................ 0 20 FPM
Work head speeds..................... 400, 266, 200, 133 FPM
One turn of cross feed hand wheel.................. .060" on dia.
Wheel wear compensation on dia..................... 0 to .004"
Maximum power cross feed........................... .042" on dia.

DRIVE
Work head motor, standard 60 Cycles a c....... 1 1/2 1 3/4 1/2 HP
....................................... 1800, 1200, 900, 600 RPM
Oil pump motor................................ 2 HP, 1800 RPM
Wheel head motor.............................. 5 HP, 3600 RPM
Coolant pump motor............................ 1/2 HP, 1800 RPM

GENERAL DATA
Floor space without coolant tank................... 123" x 74"
Net weight of machine (approximate)................ 7,600 lbs.
Gross weight, crated (approximate)................. 8,700 lbs.
Gross weight, boxed (approximate).................. 11,250 lbs.

EQUIPMENT & FEATURES
Red Head spindle, your choice RPM.
Sizematic feed box.
Electric single point diamond dresser.
Rough and finish timers.
3 Jaw chuck.
Coarse and fine feed.
Compensation.
Retraction.
Auto dress.
Cross sliding work head with swivel adjustment .
Barrel stop on table.
Auto cycle.

Specifications are deemed accurate, however, subject to verification or prior sale.

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