GRINDING MACHINES

TC 9-524 Chapter 5 GRINDING MACHINESG rinding is the process of removing metal by the applicationof abrasives which are bonded to form a rotating wheel . Whenthe moving abrasive particles contact the workpiece, they actas tiny cutting tools, each particle cutting a tiny chip from theworkpiece. It is a common error to believe that grindingabrasive wheels remove material by a rubbing action; actually,the process is as much a cutting action as drilling, milling, andlathe GRINDING machine supports and rotates the grindingabrasive wheel and often supports and positions the workpiecein proper relation to the GRINDING machine is used for roughing and finishing flat,cylindrical, and conical surfaces; finishing internal cylindersor bores; forming and sharpening cutting tools; snagging orremoving rough projections from castings and stampings; andcleaning, polishing, and buffing surfaces.

abrasive wheels. The two wheel arrangement permits installing a coarse grain wheel for roughing purposes on one end of the shaft and a fine grain wheel for finishing purposes on the other end this saves the time that would be otherwise consumed in changing wheels. Each grinding abrasive wheel is covered by a wheel guard

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  Wheel, Abrasive, Abrasive wheels

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