1. AL2O3:40%-48%. 2. High refractoriness. 3. Physicochemical stability. 4. High quality refractory raw materials. Chamotte refractory,Refractory chamotte,The chamotteCharacteristics:1. High refractoriness.2. Physicochemical stability.3. Bulk density high .4. Low porosity.5. Low water absorption.6. Fully calcined7. Low impurity content.8. Pure white.Specifications:Size of particles: 0-1mm,1-3mm,3- ...