Definition

Noun: A grinding wheel is a wheel made from an abrasive material, such as aluminum oxide or silicon carbide. It is used for grinding, which is a machining process that removes material from a workpiece by abrasion, typically to shape it, sharpen it, or smooth its surface.

Usage

A grinding wheel is mounted on a power tool, such as a bench grinder or angle grinder, and rotates at high speed. It is used to cut, grind, or finish metal, stone, or other hard materials. - The machinist used a grinding wheel to sharpen the dull drill bits. - Always wear safety goggles when operating a grinding wheel to protect your eyes from sparks and debris.

Advanced Usage

• Dressing a grinding wheel: This refers to the process of cleaning and truing (making perfectly round) a grinding wheel that has become clogged with material or uneven. A special tool called a dresser is used.
  • The wheel was cutting poorly, so he stopped to dress the grinding wheel.

Variants and Related Words

• Abrasive wheel: A more general term for any wheel used for grinding, cutting, or finishing, which includes grinding wheels.
• Cut-off wheel: A specific type of thin, reinforced abrasive wheel designed primarily for cutting metal, not for general grinding or shaping.
• Grinder: The power tool on which a grinding wheel is mounted.

Synonyms

• Abrasive wheel
• Grinding stone (though this often implies a natural stone or a simpler form)

Related Phrases

• Mount a grinding wheel: To attach and secure a grinding wheel to the spindle of a grinder.
  • Before you start, ensure the grinding wheel is properly mounted and the guard is in place.
• Grinding wheel speed: The rotational speed of the wheel, a critical factor for safe and effective operation.
  • Never exceed the maximum grinding wheel speed marked on the wheel itself.

Noun

1. a wheel composed of abrasive material; used for grinding