460-20 CINCINNATI TWIN GRIP CENTERLESS GRINDER

460-20CINCINNATI TWIN GRIP CENTERLESS GRINDER

S/N 3M20HG6R-3Year: 1965

STANDARD CATALOG SPECIFICATIONS

CAPACITY
Standard thru feed and in feed work rests
accommodate work from..............................1 - 4 dia.
Maximum diameter machine will grind................ 10
Minimum diameter machine will grind................ 1

WHEELS(Not included as standard equipment.)

Grinding WheelRegulating Wheel
12 Hole 6 Hole
20 Width only 15 Width only
24 Maximum diameter14 Maximum diameter
17 Minimum diameter101/4 Minimum diameter

GRINDING WHEEL SPEEDS
Number: Infinite
Range: 60 cycle:12-300RPM,50 cycle: 15 to 315RPM
LowRange: 60 cycle: 12-56RPM, 50 cycle: 15 to 59RPM
HighRange: 60 cycle:56-300RPM,50 cycle: 59 to 315RPM

GRINDINGWHEEL DRIVE
Enclosed motor on end of machine................... 60 HP
Constant speed: N.E.M.A.dim.,50 or 60 cycle, 3 phase,
220 to 550 volts A.C.
Power transmission.................................12 V-belts

REGULATINGWHEEL DRIVE
Enclosed motor on upper slide.....................60 HP
Constant speed: N.E.M.A.dim.,50 or 60 cycle, 3 phase,
220 to 550 volts A.C.
60 HZ.......................... @ 1200RPM
Power transmission................................V-belts chain
Speed changes ............variable pitch sheaves and gear shifts

GRINDING WHEEL SPINDLE:
High grade steel forging, ground, bearing surfaces are metallized. Five shoe, cartridge type.Filmatic spindle bearings.Automatic circulating pressure lubrication.

REGULATING WHEEL SPINDLE
High grade steel forging, ground, bearing surfaces metallized. Three piece plain bronze bearing each side of wheel, plus a rear support bearing, and an anti-friction thrust bearing on rear end of the spindle.Automatic pressure lubrication.

CUTTING FLUIDS
Hydrant and sewer connections.

WHEEL TRUING
Independent hydraulic profile truing on both the grinding and regulating wheels. Both units include one hardened straight flat cam.Diamond not included as standard equipment.

SIZING ADJUSTMENT
Accurate adjustment of regulating wheel slide by in feed hand wheel graduated in fifty millionths of an inch.

APPROXIMATE WEIGHTSANDSHIPPINGDATA
Net weight........................................19,200 lbs.
Domestic shipping weight...........................23,400 lbs.
Export shipping weight.............................26,200 lbs.
Approx. crate size(in)............................144 x 86 x 102
Cubic content to crate............................ 731 Cu. Ft.

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 within30 days, GCH will invoice FULL replacement cost (OUTRIGHT Cost) to customer.