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UNIVERSAL CYLINDRICAL GRINDER WITH DIGITAL READOUT

TECHNICAL SPECIFICATION 
PROCESSING CAPACITY / WORKING AREA
Swing over table 250 mm
Centre Height 130 mm
Distance between centers 600 mm
Grinding Length 500mm
Maximum Grinding Diameter(OD) 150 mm
Minimum Grinding Diameter(OD) 6 mm
Maximum Grinding Diameter(ID) 100 mm
Minimum Grinding Diameter(ID) 6 mm
Part Weight admissible between centres 60 kg
Part Weight admissible in chuck 50 kg
WHEEL HEAD
Driving motor power 3HP/3.7 Kw
Circumferential speed 30 m/s
External Grinding wheel size 300 x 127 x 40 mm
Minimum usable size of wheel (OD) 240 x 127 x 40 mm
External Grinding wheel spindle speed 1900-2100 rpm
Internal Grinding Wheel Spindle Diameter Ø60 x 250 mm
Internal grinding spindle speed range 15000 -20000 rpm
Internal grinding arbors and Quills  To suit Ø60 x 250 mm
Face grinding arbors To suit Ø60 x 250 mm
Wheel head swivel L.C With L.C 1 deg. 
Wheel Head Swivel range ± 30°
Bore Grinding Capacity 15 - 100 mm in diameter
Rapid Approach 45 mm
In-feed with hand wheel 40 mm
Max plunge feed on dia (Auto) Plunge travel 0.4 mm (Radial) 0.8 mm (Dia)
Minimum increment on diameter 0.001 mm
In-feed rate on diameter (coarse/ Fine)  0.06-3 mm/min
Spark off time 0-60 sec
Front and Rear Movement Range 130 mm
Grinding wheel In feed Range 120 mm
Universal Wheel head/One external & one internal grinding spindle, The wheel head equipped with maintenance free in built motor spindle with three variable speed control, swivel wheel head. Internal Grinding Attachment, Grinding spindle bearings roller/angular contact bearings of high accuracy, without wear and no play adjustments ensuring minimum maintenance, Machine capable to grind external, Face & Internal Grinding in single setup.
WORK HEAD
Work head suitable for both grinding between fixed centres and for live spindle grinding. Accuracy of roundness for live spindle grinding as per IS2368. Fine adjustment feature provided for cylindricity corrections of below 1 micron during live spindle grinding.
Spindle Speed 50- 600 rpm. 5 steps
Holding Taper Internal MT 5
Reduction Sleeve MT3
Roundness accuracy IS 2368
Workhead Bearings must be protected against Dirt. Overpressure filters
Driving Power 0.37 kW
Swivel Angle 120°(90° ccw,30° cw)
WORK TABLE
Table Stroke  500 mm
Table Speed 0.03 -5 m/min
Maximum swivel of table Up to 10°
Minimum automatic travel 2-10 mm
TAILSTOCK
The Tailstock designed for the use of Morse 3/4 taper centers. Centre pressure adjustment possible to achieve delicate precision grinding of small and thin parts also. The Tailstock fine adjustment possible for finest possible taper correction in the range below 1 micron when grinding between centers. Air cushion provided under the Tailstock for easy relocation during set up.
Tailstock with fitting taper MT 3
Travel of Quill 25 mm
Quill Diameter 40 mm
Fine Adjustment for taper corrections +/- 40 microns
HYDRAULLIC UNIT
Hydraulic tank capacity 40 litre
Hydraulic motor power 0.75 kW
Pump Capacity 8 lpm
COOLANT SYSTEM
Magnetic separator filter system with coolant tank Standard
Coolant tank capacity 120 litre
Motor power 0.4 kW
MACHINE BASE & GUIDEWAYS
The machine base made from a mineral casting or grey cast iron optimized for high rigidity, vibration damping and guarantying longer wheel life and better surface finish, Temperature fluctuations extensively compensated by the favourable thermal behaviour of the machine base, resulting in high dimensional accuracy at all time
ACCURACIES
Roundness to the Ground workpiece when live spindle as per IS 2368
Work piece spindle axis equilibrium measured by face grinding of the work piece in live spindle 0.01 mm
straightness accuracy of the ground work piece on measuring length of 600 mm length of 600 mm as per IS 2368
Positional accuracy X Axis for complete stroke 0.003 mm
Repeatability X Axis 0.002 mm
External Grinding wheel spindle run out 0.005 mm
STANDARD ACCESSORIES & FEATURES
Dressing device can be mounted on the work head, Mounting arrangements for single point dressing, multi point rotary dressing unit or on table. Machine lighting with LED lamp, Operator safety guard. Wheel Adapter for external grinding wheel, Set of open end wrenches, Internal Grinding Unit, Internal Grinding Arbors, Collets for internal Grinding, set of allen keys, Balancing Mandre, Box Wrench, Static balancing equipment and balancing arbor, Assembly Arbour, Centres for workhead and Tailstock, Dressing Tool Holder for work head on Tailstock, PCD Dressing plate, Reduction Sleeve, Full Carbide tipped centre points, Half Carbide tipped centre points, Ejector Rod, Set of Damping boses, Set of Diamond holder with diamonds, Supporting plate for diamond holder on work head or tailstock, Grinding wheel flange, Collet dia 2 to 25mm with 0.5mm step, Magnetic chuck, Three & Four jaw chuck, Grinding wheels for External & Internal, Manual Draw Bar, Wheel Changing aid, DRO with magnetic scale for both X & Z axes., First Fill of Coolant / Lubricant / Hydraulic Oil, Set of reduction sleeves & set of Drill