OPEN-CELL RETICULATED FOAM

A foam for use in a lost-foam casting process utilized in the manufacture of a component for a gas turbine engine, the foam having a void fraction less than or equal to ninety five percent, is disclosed. The foam may include a first layer comprising polymer foam having an open-cell structure and a v...

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Bibliographic Details
Main Authors Bullied, Steven J, Noraas, Ryan B
Format Patent
LanguageEnglish
Published 08.11.2018
Subjects
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
BLASTING
CASTING
CHEMISTRY
COMPOSITIONS BASED THEREON
ENGINE PLANTS IN GENERAL
FOUNDRY MOULDING
GENERAL PROCESSES OF COMPOUNDING
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
METALLURGY
NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
POWDER METALLURGY
PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL
SPRAYING OR ATOMISING IN GENERAL
STEAM ENGINES
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
WEAPONS
WORKING-UP
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Summary:A foam for use in a lost-foam casting process utilized in the manufacture of a component for a gas turbine engine, the foam having a void fraction less than or equal to ninety five percent, is disclosed. The foam may include a first layer comprising polymer foam having an open-cell structure and a void fraction greater than ninety five percent. A second layer, comprising adhesive, may be adhered to the first layer. A third layer comprising particulate material may be adhered to the second layer.
Bibliography:Application Number: US201816037917