The Polar Advantage
Polar’s patented process provides agglomerated powder through spray-drying or a de-agglomerated form through various milling process.
Polar powder can be tailored to meet specific performance requirements for multiple applications. Particle size, surface area, and density can be tightly controlled to improve performance. Powder dopants and additives are available to meet special application performance criteria.
Consistent Purity and Particle Size
Polar provides 3N, 4N, and 5N powders with consistent purity and tight particle size distribution to improve product yields and repeatability
Alumina Powder Data Sheet
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3N (99.9%) Chemical Properties
4N (99.99%) Chemical Properties
5N (99.999%) Chemical Properties
|Specific surface Area|
Apply to cutting tools for high performance and efficiency
Semiconductor Equipment Parts
High Purity Alumina for semiconductor device manufacturing
Ceramic Matrix Composites
For aerospace, medical and green energy industries
Other Powder Applications include: Fillers for Epoxy Molding Compounds, Battery Coatings, Medical and Dental Components, 3D Printed Ceramic Parts, Polishing Slurries and Pastes
5N High Density Pellets
Polar higher-density pellets maximize packing density and reduce micro-bubbles to increase furnace throughput and improve sapphire crystal growth yields.