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Kona provides a series of lapping &polishing powders and slurry for Silicon wafer lapping、rough polishing and final polishing, used in the chemical mechanical planarization process of Silicon wafer.

Sapphire Substrate Polishing Slurry Sapphire wafer is the most widely used substrate material in the semiconductor lighting industry, we developed Silica Colloidal and Alumina Slurry for sapphire substrate polishing.