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NEW 8" x 20" SHARP SG-820-2A AUTOMATIC SURFACE GRINDER

Brand
SHARP
Category
Grinding Machines
Type
Grinders, Surface, Recip.
Model
G-820-2A
Stock #
14612
Year
Not specified
Condition
New
Location
Not specified
NEW 8" x 20" SHARP SG-820-2A AUTOMATIC SURFACE GRINDER

  • Double V ways for cross travel, one V one flat way for longitudinal travel.
  • Slide ways are hand scraped and coated with TURCITE B.
  • Automatic cross feed.
  • Automatic down feed with numerical control (Model SG820-3A only).
  • Accurate slot grinding using saddle locking system and ball screw cross feed.
  • Advanced hydraulic system with independent oil tank for vibration free table.
  • Automatic lubrication system.
  • Hydraulic table stroke setting.
Maximum grinding length 21.7"
Maximum grinding width 8.7"
Max 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  
Hydraulic feed 3.3-82 ft/min
Hand feed per revolution (longitudinal) 2.7 ft./rev
Graduation of hand wheel (cross) 0.0008"
Hand feed per revolution(vertical) 0.04 in/rev
Graduation of hand wheel (vertical) 0.0001"
Intermittent feed 0.006-0.4”
Continuous transverse feed 47.2 in/min
Hand feed 0.2 in/rev
SPINDLE AND WHEEL  
Spindle motor2  HP
Spindle speed 3,420 rpm
Grinding wheel, outside diameter 8”
Grinding wheel bore 1.25”
Grinding wheel width 0.5”
GENERAL  
Hydraulic motor 1 HP
Floor space (W x H x L) 83 x 59 x 78”
Net wt. (approx.) 2,540 lbs

Standard Accessories

  • Grinding wheel (8”x1.25”x0.75”)
  • Wheel adapter/flange
  • Auto lube system
  • Coolant system (12 gal.)
  • Work light
  • Balance arbor
  • Diamond dresser
  • Tool kit

Optional Accessories

  • Grinding wheel (10”x1.25”x0.75”) with vari-speed wheel control
  • 8”x20” electro magnetic chuck
  • 8”x20” fine pole electro magnetic chuck
  • Parallel dresser (overhead)
  • Balance stand
  • Extra wheel adapter/flange
  • Coolant system (12 gal) with splashguard
  • Dust collector
  • Coolant system (25 gal.) with paper filter
  • Coolant system (25 gal.) with paper filter and magnetic separator 
  • Digital Readout System
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