Alumina-based ceramic mold with integral core and shell for …
2022年10月1日 · Alumina-based ceramic molds are extensively applied in investment casting processes of hollow turbine blade due to their outstanding high-temperature chemical stability …
Single crystal casting of gas turbine blades using superior ceramic …
2020年5月1日 · The Bridgman process is a method of crystallizing single crystals from below the mold while keeping the molten metal above the melting point. A turbine blade of 150 mm …
shell molds enables a high temperature gradient to be obtained for SC growth and freckle free solidification of the superalloy castings. In terms of the analysis of the solidification processing …
Improvement of Hydrogen-Resistant Gas Turbine Engine Blades …
2024年8月28日 · Technological schemes have been developed to obtain ceramic molds made by 3D printing based on polymer models using environmentally friendly binders for the repair of …
Fabrication of integral ceramic mold for investment casting of …
2009年7月31日 · The purpose of this paper is to develop a novel process of integral ceramic molds for investment casting of hollow turbine blades. At first, a resin pattern of a hollow …
Fabrication of Integral Core/Shell Ceramic Casting Mould for …
The paper presents an integral core/shell fabrication of ceramic casting mould for hollow turbine blades by combining SL (Stereolithography) with gelcasting. This method could guarantee the …
Turbine blades are typically produced in an investment casting process, which has also been called lost wax and precision casting. This method is especially suitable for casting …
Rapid casting of hollow turbine blades using integral ceramic moulds ...
2009年2月13日 · A new rapid casting process based on gelcasting and stereolithography (SL) has been developed to fabricate integral ceramic moulds for complex castings. An overview of the …
Effects of adding aluminum oxide or zirconium oxide fibers on ceramic …
2014年2月28日 · To satisfy the requirements of mechanical performances of integral Al2O3-matrix ceramic mould for fabricating hollow turbine blades, Al2O3 or ZrO2 fibres were added …
Alumina-based ceramic mold with integral core and shell for …
2022年10月1日 · Alumina-based ceramic molds are extensively applied in investment casting processes of hollow turbine blade due to their outstanding high-temperature chemical stability …