Mullite insulation brick supply

We are specialized in the production of refractory manufacturers, mullite insulation brick supply, stable and reliable quality, reasonable price concessions, worthy of customer trust. Mullite insulation brick is mainly mullite (3Al2O3·2SiO2) as the main crystal phase of high aluminum refractory. The alumina content of this series refractory insulation brick is 65% ~ 75%. In addition … Read more