Portland cement
Date: 2022-03-08 15:22:46 Source: admin Views: 119
All Portland cement clinker mainly composed of calcium silicate, limestone or granulated blast furnace slag with less than 5%, and hydraulic cementitious material made of finely ground gypsum are collectively referred to as Portland cement. Internationally collectively known as Portland Cement.
Portland cement is divided into two types, the type I Portland cement without mixed material is called Portland cement, code P·I; the mixed material with limestone or granulated blast furnace slag not exceeding 5% of the cement mass is called II Type Portland cement, code P·Ⅱ.
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