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

• Main Authors: TOGAWA, KOJI, KOBAYASHI, MASANAO, KOMATSUBARA, HIROAKI, YAMAZAKI, YUICHI, FURUKAWA, HIDEKI, YORIOKA, KEIGO, HARADA, MASAYUKI, SHIMIZU, TOSHIAKI, YOKOI, MITSUYOSHI, AOKI, HISAHARU, IZAWA, RYUSUKE, KITO, MASAYUKI, HAYASHI, AKIHIRO, OHIRA, HIROBUMI
• Format: Patent
• Language: English; Polish
• Published: 29.03.2019
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; CHEMISTRY; FOUNDRY MOULDING; FUELS; LUBRICANTS; LUBRICATING COMPOSITIONS; METALLURGY; PEAT; PERFORMING OPERATIONS; PETROLEUM, GAS OR COKE INDUSTRIES; POWDER METALLURGY; TECHNICAL GASES CONTAINING CARBON MONOXIDE; TRANSPORTING; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION

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.