Federal-Mogul upgrades diamond coating for piston rings
Federal-Mogul Powertrain has developed an upgrade to its GOETZE Diamond Coating (GDC) for piston rings. The new coating, GDC60, features higher diamond content than the established GDC50. In rig tests, GDC60 reduced the friction coefficient up to 7 percent and first engine tests have shown the potential for wear redu....
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