Grinding Variables

Provided by: ToolingU

"Grinding Variables" provides a detailed overview of the different variables involved in any given grinding operation including tolerances and surface finish. Variables that can affect the operation's outcome include wheel and workpiece materials, the G-Ratio, the effects of heat and grinding fluid, and the various applicable speeds and feeds. It is crucial that grinding machine operators are aware of how to adjust variables to meet specifications. Adjusting any one variable affects all others, and an incorrect variable can be the difference between a successful grinding operation and a scrapped part. Understanding grinding variables and their impact is essential to reducing manufacturing costs and increasing quality.

Course Objectives:

  • Describe the general variables involved in grinding
  • Describe the effect of workpiece materials on a grinding operation
  • Describe the effects of grinding wheel materials on a grinding operation
  • Describe the relationship between material removal and surface finish
  • Describe the G-Ratio
  • Describe how heat affects grinding operations
  • Describe how to effectively use grinding fluid in a grinding operation
  • Describe speed and feed in grinding operations
  • Describe wheel speed
  • Describe workpiece and surface speed
  • Describe the various types of feed used in grinding operations
  • Describe the ways that infeed can impact a grinding operation
  • Describe the various types of work feed used in grinding operations.

Recommended Background

  • Recommended for manufacturing personnel handling surface/cylindrical/centreless grinding equipment etc.

Course ID







Communication, Critical Thinking, Personal Effectiveness, Grinding Variables, Grinding Machine Operations

Method of Delivery


Estimated Effort

2.5 hrs



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