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Abrasives Department

Department Overview

Department Description

Department Name:	Abrasives Department
Number of Classes:	7

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An abrasive is any tool or material that is used to wear away the surface of a workpiece. Abrasive processes are frequently used to produce the final shape of a part and improve its surface finish. Grinding, honing, and lapping are all common abrasive processes.
These classes will explain all the abrasive processes used to shape and finish parts. The content is for individuals seeking to identify and understand all the various abrasive tools and machines used in the shop. Class content defines the categories of abrasive tools and also describes the application of these tools for more experienced users.

Department Classes

Class Name	Prerequisites	Lessons	Difficulty
Intro to Abrasives 100 This class defines abrasive processes and explains the major groups of abrasive tools.	none	19	Beginner
What Is Grinding? 110 This class describes the grinding action, explains how chips are formed, and covers wheel maintenance and safety.	none	15	Beginner
Grinding Processes 120 This class identifies the major types of grinding operations and explains how they are performed on the machine. Includes an Interactive Lab.	none	13	Beginner
Grinding Variables 200 This class identifies the most common variables that occur during grinding, with an emphasis on speeds and feeds. Includes an Interactive Lab.	250110 250120	13	Intermediate
Grinding Wheel Materials 210 This class describes common abrasive and bond materials for grinding wheels, as well as their applications.	250100 250110	19	Intermediate
Grinding Wheel Geometry 220 This class describes the major types of grinding wheels listed in the ANSI standard and explains the relationship between wheel geometry and workpiece shape.	250110 250120	19	Intermediate
Dressing and Truing 230 This class describes the common methods used to balance, true, and dress a standard grinding wheel.	250110	16	Intermediate