Radial turbine used as part of exhaust gas turbocharger for reciprocating piston engine comprises inlet coating arranged on inside of housing and comprising metallic matrix and lubricating or sliding additive

摘要

A radial turbine comprises an inlet coating arranged on the inside of a housing and comprising a metallic matrix based on nickel, cobalt and/or iron and a lubricating or sliding additive in the form of hexagonal boron nitride, bentonite and/or graphite. An independent claim is also included for the production of a radial turbine.