99.6% High-purity Polished Grade Alumina Ceramic Substrate

99.6% High-purity Polished Alumina Ceramic Substrate: Superior Surface for Precision Electronics Product Overview Puwei's 99.6% High-purity Polished Alumina Ceramic Substrate is engineered for applications where exceptional surface quality and material consistency are non-negotiable. This premium-grade substrate, with its ultra-low surface roughness (<0.5 μm), provides an ideal foundation for high-resolution circuit patterning, making it a cornerstone of advanced Electronic Packaging and Microelectronics Packaging. It delivers an optimal balance of excellent electrical insulation, reliable thermal management, and robust mechanical strength for demanding industries. Core Value for Precision Manufacturing Mirror-Like Surface: Enables finer lines and higher yield in thin-film and thick-film processes. Material Purity: 99.6% Al₂O₃ ensures predictable and consistent dielectric and thermal properties. Proven Reliability: Withstands rigorous assembly processes and harsh operating envir…