Chromites Ores

Graphite

Calcined mullite

Calcium carbonate

Lead Ores

Zinc Ores

Copper Ores

Manganese Ores

Chromites Ores for ferrochromium alloy smelting

Grade	Cr2O3 %	Chrome/Iron Ratio		P %	S %	SiO2 %	Application
Grade	Cr2O3 %	Cr2O3 (FeO)	Cr2O3 TFe	P %	S %	SiO2 %	Application
Ⅰ	≥ 50	＞ 3	＞ 3.85	—	—	＜ 1.2	For Ferric Nitride
Ⅱ	≥ 45	≥ 2.5 ~ 3	≥ 3.2 ~3.85	＜ 0.03	＜ 0.05	＜ 6	Chromic Iron with low,middle and high carbon
Ⅲ	≥ 40	≥ 2.5	≥ 3.2	＜ 0.07	＜ 0.05	＜ 6	Carbon Chrome Iron For Arch Furnace
Ⅳ	≥ 32	≥ 2.5	≥ 3.2	＜ 0.07	＜ 0.05	＜ 6	Carbon Chrome Iron For Blast Furnace

Specifications of Chrome Ore for refractory materials

Grade	Chemical Component ， %			Application
Grade	Cr2O3	SiO2	CaO	Application
1 st Grade	≥ 35	≤ 8	≤ 2	For Natural Refractory Material
2 nd Grade	≥ 30 ~32	≤ 11	≤ 3	Chrome Brick, Magnesia chrome Brick