SHARP SG-820-2AN Automatic Surface Grinder w/NC Spindle Downfeed

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SKU: SG-820-2AN Category:


SHARP 8 x 20 inch Automatic Surface Grinder with NC Spindle Downfeed SG-820-2AN

  • The model has NC spindle downfeed, hydraulic table feed and motorized cross saddle feed. It is designed with auto grinding cycle, spark out, auto return to zero, traverse and plunge grinding cycle.
  • 6” x 18” table, 7” x 21.6” travel (SG-618-2AN)
  • 8″ x 20″ table, 25″ x 23.6″ travel (SG-820-2AN)
  • 2 HP spindle motor – 3,420 rpm
  • Turcite ways
  • Ball screw on cross
  • NC spindle downfeed
  • Slide ways are hand scraped and coated w/ TURCITE
  • Hydraulic table feed
  • Automatic crossfeed
  • Accurate slot-grinding capability
  • Hydraulic table stroke setting
  • Double “v” way cross travel
  • One “v”, one flat way longitudinal travel
  • NC spindle downfeed system: Settings include : Zero setting, total depth, rough cut, fine cut and number of spark out. down feed speed, table stop at right or left. Electronic handwheel (MPG) allows manual dialing for down feed operations
  • Honey combed shape ribs design: Honey combed shape ribs design assures long lasting table straightness without any twisting and deformation due to thermal expansion or cutting pressure. Bottom of the grinding table is hand scraped for fitness. One V and one flat ways ensure precise movement of the table.
  • Long lasting accuracy: Casting of the vertical column and the spindle is annealed for long lasting accuracy. Cartridge type spindle unit equipped with high precision preloaded angular contact bearings (ABEC 7) and direct drive motor of V3 vibration class to assure accurate grinding operations.


  • NC spindle downfeed system
  • Grinding wheel
  • Kanetsu chuck with coolant system (12 gal) and splash guard
  • Auto-lube system
  • Wheel adapter/flange
  • Wheel balancing arbor
  • Work light
  • Diamond dresser
  • Tool kit
  • Wired 220V or 440V
  • Fully loaded special package available
ITEM: 8″ x 20″ Automatic Surface Grinder with NC Spindle Downfeed

Item/Model: SHARP SG-820-2AN

Additional information

Weight 2600 lbs



US-based Sharp Industries has been supplying quality machine tools since 1976 including a comprehensive line of manual and CNC mills, lathes, grinders, horizontal band saws, radial arm drills. Machines are manufactured under ISO 9001 certified design and management process.