Sharp SG-820 2A NEW SURFACE GRINDERS

Price on Request

Make:: Sharp

Model:: SG-820 2A

Year:: NEW

Ref #:: 136872

Or call us for a quote at (973) 497-7500 or send us an email at grinders@machineryvalues.com

										NEW SHARP 8" x 20" 2-AXIS AUTOMATIC PRECISION SURFACE GRINDER 
 MODEL:   SG-820 2A   **MADE IN TAIWAN**
 
 
 
 CAPACITY
 Maximum grinding length: 21.7"
 Maximum grinding width: 8.7"
 Maximum distance: table to spindle center: 15.7"
 
 TABLE
 Working Surface (W x L): 8 x 20"
 Maximum longitudinal travel: 23.6"
 Maximum cross travel: 9.25"
 
 FEED
 LONGITUDINAL MOVEMENT OF TABLE
 Hydraulic feed: 3.3 - 82 FPM
 Hand feed per revolution: 2.7"
 CROSS MOVEMENT OF TABLE
 Intermittent feed: 0.006 - 0.4" IPM
 Continuous transverse feed: 47.2 IPM
 Hand feed per revolution: .02"
 Graduation of hand wheel: 0.0005"
 VERTICAL MOVEMENT OF WHEEL HEAD
 Hand feed per revolution: 0.05"
 Graduation of hand wheel: 0.0001"
 Rapid feed: 1.1 - 11.8 IPM
 
 SPINDLE AND WHEEL
 Spindle motor: 2 hp (220v or 440v 3ph /60 cycle)
 Spindle speed: 3,420 RPM
 Grinding wheel outside diameter: 8"
 Grinding wheel bore: 1.25"
 Grinding wheel width: 0.5"
 
 GENERAL
 Motor (hydraulic): 1 hp
 Floor space (W x H x L): 83 x 59 x 78"
 Net weight (approximately): 2,550 lbs.
 
 FEATURES
 DOUBLE 'V' WAYS FOR CROSS TRAVEL AND ONE 'V', ONE FLAT
 WAY FOR LONGITUDINAL TRAVEL-BOTH WAYS ARE HAND-
 SCRAPED AND COVERED WITH TURCITE "B" COATING 
 AUTOMATIC CROSS FEED 
 ACCURATE SLOT GRINDING ACHIEVED USING SADDLE 
 LOCKING SYSTEM COMBINED WITH CROSS FEED BALL SCREW 
 AUTOMATIC LUBRICATION SYSTEM 
 ADVANCED HYDRAULIC SYSTEM WITH INDEPENDENT OIL TANK 
 PROVIDES VIBRATION-FREE TABLE MOVEMENT 
 HYDRAULIC TABLE STROKE SETTING 
 
 STANDARD EQUIPMENT: 
 Grinding Wheel 
 Wheel adapter 
 Work light 
 Balancing arbor 
 Diamond dresser 
 Tool kit 
 
 OPTIONAL (EXTRA COST) ACCESSORIES 
 Permanent magnetic chuck - coarse or fine pole (Kanetsu)
 Electro-magnetic chuck with control (Kanetsu or Walker)
 Spare wheel adaptor 
 Coolant systems with or without paper filtration
 Dust collector 
 Parallel dresser 
 Wheel Balancing stand 
 Splash Guards for coolant 
 Digital readout system (Sony, Acu-Rite or Newall available)
 10" x 3/4" Grinding Wheel (With Inverter Spindle Drive) 
 
 




									

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