radio-frequency preheating

radio-frequency preheating

[′rād·ē·ō ¦frē·kwən·sē ¦prē′hēd·iŋ]

(engineering)

Preheating of plastics-molding materials by radio frequencies of 10-100 megahertz per second to facilitate the molding operation or to reduce the molding-cycle time. Abbreviated rf preheating.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.