3.3 - Raw Materials for Cement ManufactureA Brief History of Concrete and its Impact on Society ... The first step in the manufacture of portland cement is to combine a variety of raw ingredients . Table 3.3: Examples of raw materials for portland cement manufacture (adapted from ref.cement and its manufacture,Cement - WikipediaA cement is a binder, a substance used in construction that sets and hardens and can bind .. Thus Portland cement began its predominant role. . The next development with the manufacture of Portland cement was the introduction of the rotary.
cement and its manufacture