Chinese Electrofused Magnesia - 97 Range
CEFM 978 CEFM 975 CEFM 970 MgO (min) 97.80 97.50 97.00 SiO2 (max) 0.45 0.50 0.65 CaO (max) 1.30 1.50 1.70 Fe2O3 (max) 0.50 0.50 0.60 Al2O3 (max) 0.15 0.15 0.15 B2O3 (max) 0.01 0.01 0.01 BSG (g/ml min) 3.50 3.50 3.50 Crystal Size (µm) 600-800 600-800 400-600 C/S Ratio (min) 2:1 2:1 2:1 Sizing in lump 0-50 mm and 0-25 mm or in grain 0-1mm, 1-3 mm and 3-5 mm, each about 1/3 Packing In 1mt or 2 mt big bags with plastic liner, on pallets as required