Magnesium oxide is made from nature maguesite through calcining in reverberatory furnace, rotary furnace and boiling furnace. This products calcined uniform, possess Caustic calcined magnesite is made from nature magnesite through calcining in reverberatory furnace, rotary furnace and boiling furnace. This products calcine uniform, possess stable quality, high purity and well-cativeness, are widely used in chemical industry, animal husbandry, papermaking, production of pharmaceuticals, rubber making, and building material industry etc. 
CCM-95 MGO 95%MIN. SiO2 2.50%MAX. CaO 1.30%MAX. LOI 3.0%MAX. 
CCM-92 MGO 92%MIN. SiO2 3.00%MAX. CaO 2.00%MAX. LOI 5.0%MAX. 
CCM-90 MGO 90%MIN. SiO2 4.00%MAX. CaO 2.00%MAX. LOI 6.0%MAX. 
CCM-85 MGO 85%MIN. SiO2 6.00%MAX. CaO 2.00%MAX. LOI 8.0%MAX. 
CCM-70 MGO 67-69% SiO2 8.00%MAX. CaO 2.00%MAX. LOI 8.0%MAX. 
The size can be according to the request of customer.