ACRA Super Precision Surface Grinder 618S


SKU: 618S Category:


ACRA 6″” x 18″” Manual Super Precision Surface Grinder 618S

  • 618S Manual Super Precision Surface Grinder features the following:
  • Table surface guaranty (Testing grinding piece* 6, thickness difference.): 0.0001 ?.
  • 2HP V3 grade low vibration spindle motor.
  • High precision cartridge-type spindle, ABEC Class 7 (P4) bearings (1 roller bearing and 2 angular contact ball bearings), 0.0001? TIR.
  • Cross Double V and Longitudinal V & flat, and TURCITE B coated with hand scraped, 3 axes are solid slide ways for superior accuracy with longer machine life.
  • One-piece casting base and slide way, column casting is enhanced for extra rigidity.
  • All main castings are made of ?Meehanite GC275? and stress have been annealed for long lasting and accuracy.
  • Automatic and central lubrication system.
  • Suitable for both precision surface grinding and form.
  • Made in Taiwan
  • Note: Chuck Control Must Be Ordered Separately with Any Electro Magnetic Chuck.


  • Grinding Wheel
  • Diamond Wheel Dresser
  • Auto Lubrication
  • Wheel Flange
  • Wheel Balancing Arbor
  • Kanetsu Permanent Magnetic Chuck
  • Flange Extractor
  • Leveling Screws and Plates
  • Halogen Light
  • Dust Guard

Additional information

Weight 1540 lbs



Acra Machinery builds Mills, Lathes, Grinders, Drill Presses, Brakes, Shears, CNC Machines and Bandsaws. With over 40 years in business, Acra Machinery, Inc. is well established in the Machine Tool Industry. All new Acra Machines come standard with a 1 Year Parts Warranty.