Ultra TAB™
ULTRA-HIGH PURITY ALUMINA (Al₂O₃) TABLETS
Alpha HPA’s Ultra-High Purity Alumina™ Tablets (Ultra TAB™) set the standard for purity and performance, with a guaranteed purity of more than 99.999% (5N). These uniquely high-density sintered tablets are ideally matched for the rigorous demands of premium synthetic sapphire growth and substrates for machined sintered alumina shapes.
THE VERSATILITY OF OUR
ULTRA TAB™ FOR INDUSTRY APPLICATIONS
SINTERED SUBSTRATES FOR MACHINED ALUMINA SHAPES
Our high density (up to 3.9 g/cm3) Ultra TAB™ product is used to create ultra high-quality, defect-free substrates, for complex semiconductor shapes.

PREMIUM SYNTHETIC SAPPHIRE GROWTH
Ultra TAB™ supports the growth of premium synthetic sapphire as a feedstock, offering exceptional purity and consistency to enhance the quality and performance of sapphire crystals.

MEET ALPHA SAPPHIRE
Learn how Alpha Sapphire provides high-quality, sustainable synthetic sapphire using Alpha HPA’s Ultra-High Purity Alumina™ Tablets.
Get In Touch
Contact us today to discuss your project needs and how Alpha HPA’s products can provide the solution for your manufacturing requirements.






