Glossary Terms

Glossary-terms October 30, 2018

Hopper/conveyor mechanism utilizing a vibratory motion in conjunction with a spring suspension system designed to deliver parts to an assem…

Glossary-terms October 30, 2018

Number related to the applied load and surface area of the permanent impression made by a square-based pyramidal diamond indenter having in…

Glossary-terms October 30, 2018

Vickers hardness test

Indentation hardness test employing a 136° diamond pyramid indenter (Vickers) and variable loads enabling the use of one hardness scale for…

Glossary-terms October 30, 2018

viscosity

Measure of a fluid’s tendency to flow; varies with temperature.

Glossary-terms October 30, 2018

vise

Workholding device that mounts on various machining tables. Designs vary from plain to flanged to swiveling. Multiangle vises, such as the …

Glossary-terms October 30, 2018

vision system

System in which information is extracted from visual sensors to allow machines to react to changes in the manufacturing process.

Glossary-terms October 30, 2018

warm working

Plastically deforming metal above room temperature but below the temperature at which the material undergoes recrystallization.

Glossary-terms October 30, 2018

waterjet cutting

Fine, high-pressure (up to 50,000 psi or greater), high-velocity jet of water directed by a small nozzle to cut material. Velocity of the s…

Glossary-terms October 30, 2018

waviness

The more widely spaced component of the surface texture. Includes all irregularities spaced more widely than the instrument cutoff setting.…

Glossary-terms October 30, 2018

ways

Frame elements that carry the workpiece table or spindles. There are three main types of ways: box, roller and hydrostatic. A box way is th…

Glossary-terms October 30, 2018

wear resistance

Ability of the tool to withstand stresses that cause it to wear during cutting; an attribute linked to alloy composition, base material, th…

Glossary-terms October 30, 2018

web

On a rotating tool, the portion of the tool body that joins the lands. Web is thicker at the shank end, relative to the point end, providin…