| 摘要 |
PROBLEM TO BE SOLVED: To provide a nonferrous metal die casting oily mold release agent which has excellent mold releasability when oil supply is performed in a mist shape by a mist oil supply apparatus, particularly, to obtain an oily mold release agent for aluminum die casting which can secure an optimum coating weight in the case when oil supply is performed by an oil film-fitted droplet system, and has excellent mold releasability. SOLUTION: The nonferrous metal die casting oily mold release agent includes overbasic alkyl earth metal salt having TBN (Total Base Number) of 150 to 500 mg-KOH/g. COPYRIGHT: (C)2011,JPO&INPIT
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