High purity alumina

Sumitomo Chemical’s HPA is uniform fine powder characterized by highly pure and homogeneous crystal structure. We produce HPA by Aluminium Alkoxide Hydrolysis process.Advanced Aluminas are α-alumina single crystals with precisely controlled particle size distribution and almost-spherical polyhedral shape.

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Generic name

High purity alumina、HPA、Advanced Alumina


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Inorganic Materials Division


27-1, Shinkawa 2-chome, Chuo-ku, Tokyo 104-8260, Japan
TEL: +81-3-5543-5321
FAX: +81-3-5543-5912