PELLET DRYER

PROBLEM TO BE SOLVED: To avoid adverse effect to be exerted on the quality of a molded product by irregularity in the stagnation time of resin pellets or the like within the hopper of a conventional dryer, the non-uniformity of moisture content, over-scorching, the insufficiency of drying or the lik...

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1. Verfasser: HAMAGUCHI TATSUO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To avoid adverse effect to be exerted on the quality of a molded product by irregularity in the stagnation time of resin pellets or the like within the hopper of a conventional dryer, the non-uniformity of moisture content, over-scorching, the insufficiency of drying or the like, in a dryer of pellets supplied to a molding machine, and to eliminate easiness to generate a short shot or burr and many problems generated in an engineering plastic field requiring especially high-order molding technique. SOLUTION: Pellets are stirred in a container-shaped hot air stirring part 1 closed by upper and lower freely openable and closable shutters 11 and 12, by utilizing hot air blown out of a passage 24 and once stored in a stock part 17 by opening the shutter 22 before appropriately sent out to the heating cylinder 30 of the molding machine.