General Portland Cement: The commonly used cement in civil engineering and construction projects. General Portland Cement mainly refers to the six types of cements specified in GB175-2007, including Portland cement, ordinary Portland cement, slag Portland cement, pozzolanic Portland cement, fly ash Portland cement, and blended Portland cement.
(2) Special Purpose Cement: Cement designed for specific uses. Examples include: Grade G oil well cement, road silicate cement.
(3) Special Characteristics Cement: A type of cement with particularly outstanding properties. Examples include: Rapid-hardening silicate cement, low-heat slag silicate cement, expansive thioaluminate cement, phosphoaluminate cement, and phosphate cement.