HEALD #275-276 33528

276 HEALD 72 EXTENDED BRIDGE INTERNAL GRINDER
S/N 33528 YEAR:1953

STANDARD CATALOG SPECIFICATIONS

CAPACITIES
Swing over swivel plate....................... 16 dia.
Hole length...................................... 12 max.
Hole diameter(Maximum)........... 8 1/2, 5 1/2
Hole diameter(Minimum)......................... 1/8
Taper (included angle) ‑ Bridge swivel........ 30 degrees
..............................................17 degrees
Taper (included angle) ‑ Work head swivel.. 60 degrees
Center of work head spindle from floor........ 48
Work head spindle flange...................... 9 5/8
Table travel........................................ 30 1/4
Wheel head cross slide swivel to rear......... 4 degrees

SPEEDS FEEDS
Table speed, rapid traverse..................................... 30 FPM
Table speed, grinding......................................... 0 ‑ 20 FPM
Work head speeds................................... 400/266/200/133
One turn of cross feed handwheel............. .050,.060 on dia.
Wheel wear compensation........................ Manual 0 to .004
Power cross feed..................................... 038 .042 on dia.
Roughing cross feed(adjustable)................. 0001 to .0005
Finishing cross feed (non‑adjustable).............. 0001 on dia.
One turn of table hand wheel..................................... 963

DRIVE
Hydraulic pump motor...................... 2 HP ‑ 1800RPM
Work head motor.......................... 1 1/2‑1‑3/4‑1/4 HP
........................................1800, 1200, 900, 600RPM
Wheel head motor............................ 5 HP ‑ 3600RPM
Coolant pump motor...................... 1/2 HP ‑ 1800RPM

GENERALDATA
Capacity of oil tank............................................. 15 gallons
Capacity of coolant tank...................................... 55 gallons
Length width of base on floor.......... 117 x 36 x 140 x 36
Weight of machine (net, approx.)......................... 11,000 lbs.

EQUIPMENT FEATURES
Red Head grinding spindle.
Single point diamond dresser.
Coolant pump tank.
Face stop.
72”Extended bridge.
Jump slide.
3Point steady rest.

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

All exchange units/returns must be shipped within 30 days. All exchange units/returns must be shipped using DDP terms -Grinders Clearing House, Inc. dba GCH Machinery, is not responsible for any customs formalities or shipping costs.

If Grinders Clearing House, Inc. dba GCH Machinery does not receive exchange/core unit back within 30 days, GCH will invoice FULL replacement cost (OUTRIGHT Cost) to customer.