Low-friction rings are all the rage. With no moving parts, breakage and maintenance is zero. They are less expensive than standard blocks, so changing them out is not as costly. And they are lighter ...
Hannover, Germany, September 23, 2014- Federal-Mogul Powertrain, a division of Federal-Mogul Holdings Corporation (FDML) has significantly reduced the friction of heavy-duty diesel piston rings by a ...
ABSTRACT To explore the measures that can be used to improve the fuel economy of internal combustion engines, we investigated how friction at the piston ring-cylinder liner interface is influenced by ...
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