BFA Standard Sizes & Applications Refractory Bricks,Furnace Lining,Crucibles,Pre-Casting,Gunning Material,Refractory Mortars,Refractory Castables: 0-0.2mm,0-0.5mm,0.5-1mm,1-3mm,3-5mm,5-8mm,100mesh,200mesh,325mesh Typical Particle Distribution(Sieving) and Chemcial Specifications Typical Particle Distribution Grit# MaximumSize Big Size Basic Size Mixed Size Small Size 0-1mm 0 6 1-3mm 0 6 3 3-5mm 0 6 2.5 5-10mm 0 7 2.5 Typical Chemical Analysis SiO2 AL2O3 Fe2O3 TiO2 Fixed Furnace Material 0-1mm 1.38% 95.19% 0.16% 2.22% 1-3mm 1.34% 95.21% 0.17% 2.15% 3-5mm 1.36% 95.23% 0.14% 2.18% 5-10mm 1.37% 95.35% 0.15% 2.19% SiO2 AL2O3 Fe2O3 TiO2 Tilting Furnace Material 0-1mm 1.01% 95.55% 0.13% 2.13% 1-3mm 0.98% 95.66% 0.12% 1.98% 3-5mm 0.94% 95.59% 0.13% 1.95% 5-10mm 0.93% 95.70% 0.10% 1.92%