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Advanced Oil Analysis • Varnish Analysis • Filter Debris Analysis Service

Rust Test

ASTM method - D665

Rust preventing characteristics of oil in the presence of water.


Operating Principle. A portion of the oil is placed in a beaker along with water and a polished steel rod. The beaker is then immersed in a heated bath and is stirred for 4 hours. At the end of the 4 hours, the steel rod is inspected for the presence of rust / corrosion.

Significance. Evaluates the ability of the lubricant to prevent the corrosion of ferrous parts should water become mixed with the oil.

Application. Turbines or any other machine where there is a concern of corrosion with the presence of water.

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Insight Services, Inc.  •  20338 Progress Drive  •  Strongsville, OH 44149  •  Phone: 216-251-2510  •  Fax: 216-251-2515
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