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Goetze AlBz Piston Rings for 4-Stroke Large Bore Engines AlBz is a thermal sprayed coating which is mainly used on top of a wear resistant coating to achieve a smooth running in of ring and liner. Main applications: compression rings Running-in coating Coating material: AlCuFe Coating application process: Arc wire spraying Chemical composition of the coating (% by weight): Al: 5-7, Fe 1-3, Others: max. 0.5, Rest: Cu Hardness of the coating: Average 105-158 HV 0.1
Federal-Mogul Corporation