Research Article

Experimental Research on Key Factors Influencing the Expansion Performance of New Type Sealing Materials

Table 1

Chemical composition of raw materials.

Chemical composition (SiO2) (Al2O3) (Fe2O3) (CaO) (MgO) (SO3)LossTotal

HCSA expanding agent4.968.520.9964.182.6716.971.1999.48
Superfine Portland cement20.579.893.0857.6522.72.698.49