Composite brake disk, useful in automobiles, comprises grey cast iron carrying disk and friction rings, where the friction rings are formed by thermal sprayed coating from chromium and nickel steel

摘要

Composite brake disk (I) comprises grey cast iron carrying disk and friction rings, that uncovers the area essentially opposite to a brake lining, where the friction rings are formed by a thermal sprayed coating from chromium (at least 16%) and nickel steel (at least 10%). An independent claim is included for a preparation of (I) comprising separating the friction rings directly by flame spraying or electric arc spraying on the buffed surface of the grey cast iron carrying disk.