| abstract |
In the present invention, after mixing 100 kg of cement, 50 to 70 kg of slag, 10 to 15 kg of gypsum, 10 to 15 kg of slaked lime, 1 to 3 kg of alkaline stimulant, 1 to 3 kg of white pigment and 0 to 20 kg of back cement, 1 The present invention relates to a back cement composition and a method for producing energy reduction and CO 2 reduction, which are prepared by pulverizing and preparing a secondary ball mill after tea premixing and pulverizing and preparing a brain (specific surface area) of 2,500 to 5,500 depending on the type. |