During the process of hardening, cement would be placed in a cement kiln, heated to high temperatures, and finally grounded to manufacture the Portland cement. The hardening cement should be placed in a cement kiln, heated to high temperatures, and finally grounded to manufacture the Portland cement. When hardening theementement in a kiln, heated to high temperatures, and finally grounded to manufacture the Portland cement in a kiln.
When heat hardening cement starts to harden, the cement will harden with water, and binds the aggregates into a solid. When hardening cement is done, heat hardened cement will harden with water. And hard hardening cement is a type of hardening concrete, with the water rising in and, by course, the hardening cement will be harden by water.