REFRACTORY CORE COMPRISING A MAIN BODY AND A SHELL

A refractory core (12) for fabricating a hollow turbine engine airfoil (10) using the lost-wax casting technique, the core comprising a main body (14) and at least one shell (16) connected to the main body (14) and defining a cavity (18) between the main body and the shell, the shell (16) being conf...

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Bibliographic Details
Main Authors GRANGE, David, NIANE, Ngadia Taha
Format Patent
LanguageEnglish
Published 18.04.2019
Subjects
CASTING
FOUNDRY MOULDING
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
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Summary:A refractory core (12) for fabricating a hollow turbine engine airfoil (10) using the lost-wax casting technique, the core comprising a main body (14) and at least one shell (16) connected to the main body (14) and defining a cavity (18) between the main body and the shell, the shell (16) being configured to come into contact with the airfoil (10) during fabrication.
Bibliography:Application Number: US201716069593