High Quality Ceramic Disc with 21mm for Brass Cartridge

  itemTest ConditionUnit Symbol95% Alumina Ceramics99% Alumina Ceramics99.7% Alumina CeramicsFlexural strength20° CMPa (psi x 103)358(52)550550Compressive Strength20° CMPa (psi x 103)2068 (300)2600(377)2600(377)Fracture ToughnessK(I c)Mpa m1/24.55.66Coefficient of thermal expansion25-1000° C1X 10-6/°C7.67.98.2Coefficient of thermal conductivity20° CW/m °K163030.4Thermal Shock ResistanceTc°C250200200Dielectricity constant1MHz.25°C/99.79.7Dielectric strength/ac-kV/mm (ac V/mil)8.3 (210)8.7 (220)8.7 (220)Volume Resistivity100°Cohm-cm> 1013> 1014> 1014FAQ:Q:Are you a factory or trading company?A:We are the professional and main manufacturer for the faucet Cartridge.Q:Where is your factory located? How can I visit there? A:Our factory is located in Taizhou City, Zhejiang Province, about 1 hours by Train or Car from Ningbo,warmly welcome you to visit us at any time.Q:What is your product warranty?A:We provide 5 year product warranty.Q:What is your min order?A:Min order is 1000 pcs, you can start with 1 or 2 pieces samples testing.Q:How to pay for your order?A:T/T,L/C are welcome for mass production.  /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1