Special Ceramic, Honeycomb Ceramic manufacturer / supplier in China, offering Alumina, Cordierite, Mullite, Corundum 43X43 Cell 150X150X300mm Honeycomb Ceramic Extruder for Rto or Rco, Dense Cordierite 60X60 Cell Honeycomb Ceramic Extruder for Rto or Rco, Corundum Mullite Large Cell Honeycomb Ceramic Monolith with Size of 150X150X350mm and so on.