ABRADABLE HYBRID MATERIAL, PARTICULARLY FOR SEAL ELEMENTS IN GAS TURBINES, AND MANUFACTURING METHOD THEREOF

A hybrid CMC - ceramic foam abradable material comprises a CMC structure (10), made of a CMC, and a ceramic foam layer (11), made of a ceramic foam and defining an abradable layer (12), on at least one surface of the CMC structure (10); the CMC structure (10) comprises a solid base portion (14) and...

Full description

Saved in:
Bibliographic Details
Main Authors FONT CALAFELL, Edgard, RENUSCH, Daniel, RUEDEL, Uwe Wolfgang, PAUL, Anish, BRICAUD, Cyrille Jerome
Format Patent
LanguageEnglish
French
German
Published 29.11.2023
Subjects
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
LIME, MAGNESIA
METALLURGY
PERFORMING OPERATIONS
REFRACTORIES
SLAG
TRANSPORTING
TREATMENT OF NATURAL STONE
Online AccessGet full text

Cover

More Information
Summary:A hybrid CMC - ceramic foam abradable material comprises a CMC structure (10), made of a CMC, and a ceramic foam layer (11), made of a ceramic foam and defining an abradable layer (12), on at least one surface of the CMC structure (10); the CMC structure (10) comprises a solid base portion (14) and a honeycomb pattern (15) projecting from at least one face (16) of the solid base portion (14) and having hollow cells; the CMC of the CMC structure (10) and the ceramic foam of the ceramic foam layer (11) are interpenetrated with each other at the honeycomb pattern (15).
Bibliography:Application Number: EP20190152665