Preparation method of inert ceramic shell for directional or single-crystal high-temperature alloy investment casting

• Main Authors: GUO XINLI, ZHANG LING, SEKI HIROSHI, SUN XUN, WANG TAO, TENG YUJUN, ZHANG DI, LIU XIAOFU, LI WEI, JIN LEI
• Format: Patent
• Language: Chinese; English
• Published: 01.12.2023
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; FOUNDRY MOULDING; PERFORMING OPERATIONS; POWDER METALLURGY; TRANSPORTING

The invention aims to provide a preparation method of an inert ceramic shell for directional/single crystal investment casting, aiming at the problem of poor high-temperature thermochemical stability of an existing shell system. The part module obtained after oil removal and drying is immersed into...