ASTM International - ASTM D4425-19

Standard Test Method for Oil Separation from Lubricating Grease by Centrifuging (Koppers Method)

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Organization: ASTM International
Publication Date: 1 June 2019
Status: active
Page Count: 4
ICS Code (Lubricants, industrial oils and related products): 75.100
significance And Use:

5.1 This test method is useful in evaluating the degree to which a grease would separate into fluid and solid components when subjected to high centrifugal forces. Flexible shaft couplings,... View More

scope:

1.1 This test method covers a procedure for determining the tendency of lubricating grease to separate oil when subjected to high centrifugal forces.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Document History

ASTM D4425-19
June 1, 2019
Standard Test Method for Oil Separation from Lubricating Grease by Centrifuging (Koppers Method)
1.1 This test method covers a procedure for determining the tendency of lubricating grease to separate oil when subjected to high centrifugal forces. 1.2 The values stated in SI units are to be...
October 1, 2014
Standard Test Method for Oil Separation from Lubricating Grease by Centrifuging (Koppers Method)
1.1 This test method covers a procedure for determining the tendency of lubricating grease to separate oil when subjected to high centrifugal forces. 1.2 The values stated in SI units are to be...
April 15, 2009
Standard Test Method for Oil Separation From Lubricating Grease by Centrifuging (Koppers Method)
1.1 This test method covers a procedure for determining the tendency of lubricating grease to separate oil when subjected to high centrifugal forces. 1.2 The values stated in SI units are to be...
June 10, 1997
Standard Test Method for Oil Separation From Lubricating Grease by Centrifuging (Koppers Method)
1.1 This test method describes a procedure for determining the tendency of lubricating grease to separate oil when subjected to high centrifugal forces. 1.2 This standard does not purport to address...
June 10, 1997
Standard Test Method for Oil Separation From Lubricating Grease by Centrifuging (Koppers Method)
This test method is useful in evaluating the degree to which a grease would separate into fluid and solid components when subjected to high centrifugal forces. Flexible shaft couplings, universal...
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