Metallized Ceramics, Ceramic Substrates, Pepper Mill Mechanism manufacturer / supplier in China, offering High Voltage 96% Alumina Metallized Ceramic for Vacuum Power Feedthrough, X-ray Sealed Vacuum Diode Tube High Voltage Resistant Metallized Ceramic Insulator, Mo-Mn Metallized 95 96 Vacuum Alumina Insulator Ceramic and so on.