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Reply to "4-Ball Wear Test- Slick Marketing ?"

ASTM-D5183
DETERMINATION OF THE COEFFICIENT OF FRICTION OF LUBRICANTS USING THE FOUR-BALL WEAR TEST M $34.00 1995 R99(E1) , Issued on Nov 1, 1999.


Four Ball Machines used for testing extreme pressure, wear Preventive characteristics of lubricating oils, greases & evaluation of cutting fluids and polymer containing oils..



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Last edited by miker
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