99.7% Alumina Ceramic Wafer Polishing Plate From Chemshun Ceramics

99.7% Alumina Ceramic Wafer Polishing Plate From Chemshun Ceramics. PIBM Advanced Technology: Solves crack and deformation issues for large size alumina ceramics. High Purity Material: 99.7-99.9% Al2O3 content with high rigidity and chemical durability. Customizable Sizes: Disc/ring sizes below 850mm, thickness 45mm, with various custom options. Superior Performance: Replaces metal plates with excellent wear resistance and surface control. Wide Application: Ideal for semiconductor CMP processes, LCD manufacturing, and vacuum parts. Manufacturer Direct: Direct from Chemshun Ceramics with 20 years export experience.