TURBOMACHINE COMPONENT WITH A FUNCTIONAL COATING

A turbomachine component has a main body (2) and a multilayer coating (3), which is applied directly to the main body (2), is at least 5 µm and at most 35 µm thick and has a plurality of layers (4, 5) applied directly one on top of the other, wherein the layer applied directly to the main body is an...

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Bibliographische Detailangaben
Hauptverfasser:	BARNIKEL JOCHEN, KERN TORSTEN ULF, SHENG SHILUN, DE LAZZER ARMIN, SCHÜRHOFF JÖRG, BÖHME CHRISTIAN
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ENGINE PLANTS IN GENERAL HEATING INDEXING SCHEME FOR ASPECTS RELATING TONON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES ORJET-PROPULSION PLANTS INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUSSUBCLASSES OF CLASSES F01-F04 INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING METALLURGY NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION WEAPONS
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Beschreibung
Zusammenfassung:	A turbomachine component has a main body (2) and a multilayer coating (3), which is applied directly to the main body (2), is at least 5 µm and at most 35 µm thick and has a plurality of layers (4, 5) applied directly one on top of the other, wherein the layer applied directly to the main body is an adhesion promoting layer (4), which comprises chromium nitride, and at least one of the remaining layers (5) comprises a hard material.