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Centerless Grinder - HCG 250

Salient Features

Machine is designed for both Through-Feed & In-Feed Grinding
Microfeed-fine adjustment for depth of cut
Minor taper adjustment without dressing
Template turning devices fitted with linear slides
Grinding Wheel & Regulating Wheel Head fitted with precision bearings/Hydrodynamic bearings (Optional)
Regulating Wheel variable speed drive through AC motor
Separate motorised lubrication system for grinding wheel head
Adjustable backlash screw nut
Dressing slides hardened ground and protected with way wipers
Hardened and ground screw threads as well as that of spindles
Grinding Wheel duly balanced
Easy loading/unloading of Grinding Wheel
Apart from above, machine is compact, rigid and stable in design

-- Specifications --
Capacity	HCG-250
Max. opening between new wheels mm Max. width in infeed grinding mm	2-125 250
Grinding Wheel	500x254x304.8 33
Dimension O.D. x width x I.D. mm Max. wheel surface speed m/s
Regulating wheel	305x254x127 10-250 +6/-3
Dimension O.D. x width x I.D. mm Stepless variable speed rpm Swiveling about horizontal axis deg.
Dressing Device	Hydraulic +/-5 5-300 .01 .001
Dressing device grinding and Regulating wheels Swivel of dressing device grinding and regulating wheels deg. Speed of swivel diamond mm/min. Dressing device graduation mm Depth of cut microfeed graduation of regulating wheel mm Regulating wheel dresser offset
Power requirement	20 (25HP) 24 (30HP) 1.5 (2HP) 0.75 (1HP) 0.37 (0.5HP) 0.18 (0.25HP) 0.18 (0.25HP)
Main motor (standard) (Optional) Regulating wheel motor Hydraulic motor Coolant pump Lubrication pump Magnetic separate (Optional)
Dimension & Weight	1055 mm 2840 x 1670 x 1650 mm 3950 kg
Height from floor to wheel center Length x Width x Height Net Weight (Approx.)

-- Standard Accessories --
Grinding Wheel A60 L5 V10 Regulating Wheel A80RR Flange for Grinding wheel Flange for Regulating wheel Two Truing Devices A.C drive for regulating wheel Balancing arbour Work Rest Blade for Through Grinding Hand Pump Lubrication for slides Height setting gauge for workrest blade Hook for lifting of Grinding wheel Cooling equipment with splash guards Set of services tools (for normal operation) Electrical equipment suitable for AC 415V, 3 phase, 50 Hz Instruction manual

-- Optional Accessories --
Hydrodynamic bearing for grinding wheel spindle with 30 HP motor instead of 25 HP motor Hydrodynamic regulating wheel spindle with board support Gearless Hydraulic Motor for Regulating Wheel Conveyor for through-feed grinding Vibratory Feeding attachment Bar Feeding attachment non-motorised (18 ft. long) Paper-cum-magnetic coolant with 150 LMP capacity Magnetic Coolant Separator with 150 LMP capacity Lifting equipment for grinding wheel Work Rest blade for through feed grinding Work Rest blade for infeed grinding Spare Grinding wheel flange Spare Regulating wheel flange Wheel Balancing Stand Anti-Vibration Pads Machine Lamp Main motor optional Extra cost for painting colour other than the standard colour (oasis green)

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