Insert of pour-around die casting, rust preventive oil for insert of pour-around die casting, and method for pouring around an insert
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United States of America Patent
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May 11, 2004
Grant Date -
N/A
app pub date -
Apr 23, 1999
filing date -
Apr 28, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed are an insert of pour-around die casting, which is incorporated by an aluminum alloy die casting and has an organic film formed on the surface of the insert, wherein the organic film contains a higher fatty acid ester, a petroleum sulfonate and a mineral oil and has a thickness of from 0.5 to 2 .mu.m, a rust preventive oil used therefor, and a method for incorporating the insert with an aluminum alloy die casting.
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