High Purity Calcined Alumina Powder for Precision Metallurgy & Heat-Resistant Ceramics
Ultra-fine calcined alumina powder with 99.5%+ purity, engineered for superior thermal stability and mechanical strength in extreme conditions. Ideal for precision casting, refractory linings, and high-performance ceramic additives. Low sodium content minimizes contamination, ensuring consistent sintering and densification. Controlled particle size distribution enhances flowability for uniform coatings and molds. Key applications include investment casting cores, furnace crucibles, and advanced technical ceramics. Bulk pricing available for industrial-scale procurement. Global wholesale supplier with factory-direct pricing, guaranteed quality, and fast logistics. Custom particle grades and packaging options upon request.