(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.
radio-frequency preheating
| Sci-Tech Dictionary: radio-frequency preheating |
(′rād·ē·ō ¦frē·kwən·sē ¦prē′hēd·iŋ)
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