Abstract: A core manufacturing apparatus using an inorganic binder includes a mulling sand feeder that supplies mulling sand comprising sand and the inorganic binder, a mold that receives the mulling sand from the mulling sand feeder and molds the mulling sand into a core, and a mold heating device that heats the mold. The mold includes an upper mold and a lower mold and has a plurality of cavities formed therein in which the mulling sand is deposited. The mold further includes an inner fluid channel through which fluid flows.
Type:
Grant
Filed:
October 24, 2019
Date of Patent:
April 26, 2022
Assignees:
HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, ABC Industries Co., Ltd.
Inventors:
Kyoung Yong Kim, Jong Wook Kim, Seok Ha, Hyun Min Jeong, Moo Kil Choi