99.6% High-purity Polished Grade Alumina Ceramic Substrate

99.6% High-purity Polished Alumina Ceramic Substrate for Precision Electronics Product Overview Puwei's 99.6% High-purity Polished Alumina Ceramic Substrate is engineered for high-reliability applications demanding exceptional surface quality and material consistency. With an ultra-smooth surface roughness (<0.5 μm), it provides an ideal foundation for high-resolution circuit patterning, serving as a cornerstone material for advanced Electronic Packaging and Microelectronics Packaging. It delivers an optimal balance of superior electrical insulation, effective thermal management, and robust mechanical strength for the most demanding industries. Core Value for B2B Buyers Enhanced Production Yield: Mirror-like surface minimizes defects in lithography and metallization, reducing scrap rates. Predictable Performance: 99.6% Al₂O₃ purity ensures consistent dielectric and thermal properties batch-to-batch. Reliability in Harsh Environments: Withstands rigorous assembly and operation, e…