Semiconductor Components Shadowring, Ceramic Ring, Shadow, Ncsr, 1.5mm Ee//0200-00771. OEM and ODM Services: Full customization, minor customization, and flexible customization available from samples or designs. High-Quality Ceramic Material: Durable ceramic construction designed for semiconductor equipment and vacuum environments. Wide Certification Coverage: Products certified with CCC, CE, EPA, and RoHS standards for global compliance. Low Minimum Order Quantity: Flexible purchasing with a Minimum Order Quantity of just 1 unit. Fast Lead Time: Off-season delivery within 15 workdays; peak season delivery within one month. Professional Technical Support: Expert team provides technical consultation, maintenance, and reverse production services. Vacuum Packaging: Secure vacuum packaging ensures product integrity during storage and shipping. Trusted Supplier: Established since 2011 with high repeat buyer rates and strong market reputation.