Posted by Gordon England (62.252.0.12) on 13:09:13 28/02/05
In Reply to:Re: Porosity influence on crankshaft journal posted by Dennis Novotny
In general most people seal crankshaft journal coatings in the belief that porosity can be detrimental to maintaining even oil film pressure, and can allow hydraulic pressure cycling within coating and cause fatigue failure.
Regards Gordon
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