MOLD-RELEASING AGENT FOR OIL DIE CASTING, METHOD FOR SETTING SOLVENT MIXING RATIO, CASTING METHOD AND SPRAY DEVICE

摘要

The invention provides an oil type release agent die casting containing 70 to 98 parts by weight of a solvent having a specified flash point, 1 to 10 parts by weight of mineral oils and/or synthetic oils having a high viscosity, 15 parts by weight or less of a silicone oil, and 1 to 5 parts by weight of additives having a lubricating function, wherein the flash point of the agent is in the range of 70 to 170°C, and dynamic viscosity of the agent is 2 to 30 mm 2 /s or higher at 40°C, and a method for setting a mixing ratio of the solvent, a casting method, and a spraying unit for the case of using the release agent.