Alumina (Al2O3) is defined as a natural metal oxide characterized by high hardness, wear and corrosion resistance, and biocompatibility, making it suitable for various industrial and medical …

Jul 1, 2025 · The sintering process maximizes preparation efficiency, improving high-purity alumina ceramics' performance. In addition, this paper investigates the compaction behavior of …

Alumina production refers to the process of extracting alumina (aluminum oxide) from bauxite ore, primarily through the Bayer process, which involves digestion of bauxite in caustic soda, …

Alumina is defined as a chemical compound derived from aluminum ore bauxite, serving as a key raw material for the aluminum industry. It is characterized by its abundance and ease of …

Feb 1, 2025 · Oxide/oxide ceramic matrix (oxide/oxide) composites are a class of materials that show excellent mechanical properties under severe conditions, such as high-temperature and …

Aug 1, 2025 · In the current process for the preparation of spherical α-alumina powders by homogeneous precipitation, monodispersant is commonly used. Unfortunately, …

Feb 1, 2025 · Alumina ceramic has excellent chemical stability and strength multiplication as the preferred ceramic core to alleviate the cooling channel instability in casting alloys. The large …

Sep 1, 2023 · Process flow for preparing large-size alumina ceramic parts by DLP 3D printing. Three methods were used for defoaming treatment of alumina ceramic paste. In the first …

Dec 1, 2023 · Alumina ceramic substrate is an ideal material for the new generation of microelectronic systems and devices, which is widely used in aerospace, 5G co…

IX. Conclusions Pure alumina catalyst prepared either by hydrolysis of aluminum isopropoxide or by precipitation of aluminum nitrate with ammonia, and calcined a t 600-800°, contains intrinsic …