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SGE-818-2NA

Sharp's SGE Series of Surface Grindres featues a 2-Axis NC Downfeed and Crossfeed control that can perform precise Plunge grinding, Slot grinding and Step grinding. Both down feeds and cross feeds are driven by AC servo motors and precision ballscrews. The spindle head travels on a linear guideway for smooth and highly accurate movements. The control features conversational type programming and instruction and comes with a user friendly 10" touch screen with color graphics.

  • 2 HP/ 1.5 KW Spindle Motor
  • Turcite Ways
  • Bed Type Construction
  • Double "V" Ways on Cross Travel
  • One flat and one V way on Longitudinal Travel
  • Ball screws and Servo Motors are used on both Downfeed and Cross travel
  • Longitudinal movement is driven by high performance hydraulic system
  • Linear guideways for precision downfeed
  • Spindle speed is 3460 RPM
Model SGE-818-2NA  
Capacity  
Maximum Grinding (length x width) 8” x 19"
Max. distance from table top to spindle center 4” – 20”
Table  
Table Surface (W x L) 8” x 18”
Maximum longitudinal travel 21" (530mm)
Maximum cross travel 9" (220mm)
T-slot (NO x width) 1 x 0.55 (1 x 14)
Feed  
Hydraulic Feed 984 ipm (0.1-25 M/min)
Cross Movement of saddle (NC)  
Feed rate range 0.5-10 ipm (12.7-25.4 mm/min)
Auto feed range 0.0001" - 0.4" (.0025-10.1 mm)
Rapid traverse feed rate 10 ipm (254 mm/min)
Resolution of MPG 0.0001" (0.0025mm)
Vertical Movement of wheelhead (NC)  
Feed rate range 0.5-10 ipm (12.7-25.4 mm/min)
Auto feed range 0.0001" - 0.4" (.0025-10.1 mm)
Rapid traverse feed rate 10 ipm (254 mm/min)
Resolution of MPG 0.0001" (0.0025mm)
Spindle & Wheel  
Spindle Motor 2 HP/1.5 KW/2P
Spindle speed 3460/2860 rpm
Grinding wheel outside diameter x thickness 8 x 0.75 (205 x 19)
Grinding wheel bore 1.25 (31.75)
Motor  
Hydraulic pump 3 HP
Cross feed AC servo 0.5 HP
Vertical feed ( AC servo) 0.5 HP
Machine Size  
Dimensions 83”x94.5”x69”
Weight (Approx) 3630 lbs (1650 kg)

STANDARD EQUIPMENT:

  • Grinding Wheel 8.07” x 0.75” x1.25” 
  • Grinding wheel adapter & puller
  • Diamond tool ( ¼ carat) with a base
  • Dust sweeping plate
  • 2-axis automatic and one axis CNC downfeed
  • Downfeed is driven by servo and ball screw
  • High precision linear guide ways on vertical slide ways
  • Cross feed is driven by AC servo motor  
  • Auto Lube System    
  • 25 Gal Coolant System
  • Wheel Balancing Arbor
  • Diamond Dresser
  • Splash guard both front and back ( not shown on photo)
  • Working lamp
  • Leveling plates, bolts and nuts
  • Eyebolt
  • T-nut and screws
  • Lubrication oil, 4 liters ( Mobil # 1405)
  • Tool Kit includes:
  • Machine Manual, Wrench 36 mm, adjustable wrench, Phillip screw driver, hexagon-headed spanner ( 2.5, 3, 4. 5. 6. 8 mm), spare can of paint,.

OPTIONAL ACCESSORIES:

  • 8”x 18” Kanetsu permanent magnetic chuck                                           
  • 8”x 18” Kanetsu permanent magnetic chuck , fine pole pitch                                                                           
  • 8”x18” Kanentsu electric magnetic chuck w/control                                                                     

***All Magnetic Chucks Includes FREE Installation***

Please contact our parts department at 310-370-5990.

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