roughing


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roughing

[′rəf·iŋ]
(engineering)
The start of evacuation of a vacuum system under test for leaks.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Penalties -- Kronwall, Det (high-sticking), 2:49; Stamkos, TB (slashing), 3:33; Johnson, TB (roughing), 3:33; Ericsson, Det, double minor (roughing), 3:33; R.Callahan, TB (cross-checking), 6:02; Killorn, TB (roughing), 9:34; Hedman, TB (slashing), 11:16; Glendening, Det, served by Ferraro (hooking), 13:17; Paquette, TB (roughing), 20:00; Abdelkader, Det (roughing), 20:00.
Plunge roughing offers many advantages for heavy material removal jobs; choosing and using the correct software can make the operation all the more efficient and profitable.
Literature is available on the PowerMill 2440, a new version of the company's PowerMill computer-aided manufacturing (CAM) software which now includes rest roughing capabilities, as well as many other improved functions.