METHOD FOR PRODUCING A CERAMIC CORE

The invention relates to the field of casting, and more particularly to a method of producing a ceramic core (1) for casting, said core (1) presenting a shape that includes at least a first lateral protuberance (11), and the method comprising at least a step of injecting a paste comprising a ceramic...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	VERGER Jean-Louis Martial, TRUELLE Franck Edmond Maurice, BALDASSARI Claude, LOCATELLI David, QUACH Daniel
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CASTING FOUNDRY MOULDING PERFORMING OPERATIONS POWDER METALLURGY SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	The invention relates to the field of casting, and more particularly to a method of producing a ceramic core (1) for casting, said core (1) presenting a shape that includes at least a first lateral protuberance (11), and the method comprising at least a step of injecting a paste comprising a ceramic granulate and a polymer binder into a mold cavity In order to form a part (10) presenting a shape corresponding to the shape of the core (1) together with at least one additional lateral protuberance (15) adjacent to said first lateral protuberance (11), a step of firing the part (10), and a step of eliminating said additional lateral protuberance (15) from the part (10) after said firing step.