高级粘土质耐火材料
High duty fire clay refractory
高粘土质耐火砖
High duty fire clay brick
Al2O3-C质耐火材料
Alumina-carbon refractories
Al2O3-C refractory
白云石镁质耐火材料
dolomite magnesite refractory
白云石-镁质-耐火材料
dolomite magnesite refractory
低炭镁炭质耐火材料
Low-carbon magnesia-carbon refractories
刚玉质耐火材料
Corundum based refractory
Corundum refractories
锆刚玉质耐火材料
zirconium just jade nature fire-proof material
铬质耐火材料
chromite-containing refractory
chrome ore
chrome refractory
硅酸铝质耐火材料废料
aluminosilicate refractory waste