Filter for pouring single crystal blade, preparation method and application

The invention discloses a filter for single crystal blade pouring, a preparation method and application, the filter comprises a main body, the main body is of a threaded structure, the main body comprises a first filtering structure and a second filtering structure which are sequentially arranged fr...

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Bibliographic Details
Main Authors SHI CHANGKUN, JIA YULIANG, DU YINGLIU, LI LIN, FENG SHIGE
Format Patent
LanguageChinese
English
Published 22.03.2024
Subjects
CASTING
CASTING OF METALS
CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
FOUNDRY MOULDING
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
POWDER METALLURGY
SEPARATION
TRANSPORTING
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Summary:The invention discloses a filter for single crystal blade pouring, a preparation method and application, the filter comprises a main body, the main body is of a threaded structure, the main body comprises a first filtering structure and a second filtering structure which are sequentially arranged from top to bottom, and the aperture of the first filtering structure is larger than that of the second filtering structure; the filter is formed by photocuring ceramic 3D printing, a printing material is aluminum oxide or zirconium oxide with the solid content larger than 50%, the filter formed through printing is flatly placed in air to be roasted, and the filter is applied to pouring of a single crystal blade and installed on a pouring shell of the single crystal blade. The light-cured ceramic 3D printing grading threaded filter is adopted and screwed into the pouring shell, the filter is prevented from floating in the alloy liquid pouring process, operation is easy, impurities possibly caused in the filter mounti
Bibliography:Application Number: CN202311723810