8-Inch Silicon Wafer/Silicon Wafer/Wafer/Semiconductor Wafer. Ultra-High Purity Silicon: Semiconductor-grade silicon achieves 11 nines (99.999999999%) purity for optimal performance. High Conversion Efficiency: Monocrystalline wafers reach 17%-25% efficiency, superior to polycrystalline options below 15%. Material Cost Effectiveness: Silicon is abundant (25.8% of crust) and recyclable, significantly reducing production costs. Stable Physical Properties: Suitable for high-temperature and high-frequency operating environments in semiconductors. Advanced Surface Treatment: CMP polishing achieves sub-micron flatness with chemical etching to remove damaged layers. Customization Available: Full customization and design-based customization options are supported for ODM/OEM. Versatile Wafer Shapes: Available in circular for semiconductors or rounded square/quasi-square for photovoltaics. Low Cost Solar Solution: Quasi-square wafers increase material utilization from 50% to 65%, reducing solar cell costs.