DIE-CASTING METHOD, PRODUCTION METHOD OF DIE-CASTING PRODUCT, AND AQUEOUS RELEASE AGENT FOR DIE CASTING

摘要

PROBLEM TO BE SOLVED: To provide a die-casting method capable of preventing seizure of a mold or a product, and suppressing generation of waste liquid, while obtaining a cooling effect which is the largest merit of an aqueous release agent.SOLUTION: In a die-casting method including a step for applying an aqueous release agent onto a mold via a spray nozzle, the aqueous release agent to be used contains prescribed silicone oils A, B at a prescribed ratio and at a prescribed amount, and the application amount of the aqueous release agent is 0.02 ml/cmor more and 0.5 ml/cmor less.SELECTED DRAWING: None