Ceramic Tube, Ceramic Crucible, Ceramic Rod manufacturer / supplier in China, offering Custom 48X30X52mm 99.98% High Purity Alumina Ceramic Crucible Lab Product Al2O3 Ceramic, Textile Wire Guide Titanium Oxide Grooved Ceramic Eyelets Polished Porcelain Eyelets, 116X116X13.3mm 90% Alumina Refractory Saggars Ceramic Sagger and so on.