High Purity Ta Alloy Vacuum Coating Evaporates Particles, 99.95% 4n Tantalum Pellets, ISO9001 Certified, Custom Size, E-Beam Evaporation Semiconductor Film. Custom Size Options: Standard sizes include 3x3mm, 6x6mm, 2x5mm, with custom dimensions fully supported. ISO9001 Certified: Manufacturing process strictly follows ISO9001 quality management system standards. Versatile Application Methods: Suitable for E-beam evaporation, high vacuum thermal evaporation, and PVD thin-film deposition. Wide Industry Usage: Applied in semiconductor films, optical coatings, aerospace, OLED, medical devices, and research. Secure Packaging: Vacuum-sealed aluminum foil bags protect against moisture and oxidation during storage. Comprehensive Quality Control: Full TQC coverage from raw material inspection to manufacturing, outgoing, and customer service. Competitive Pricing Strategy: Strict cost management and optimized manufacturing control ensure lowest scrap rates and prices.