Cement manufacturing process, steps to reduce carbon footprint, chemical composition and their importance, hydration of cement, types of cement. Testing of cement. Fine aggregate: Functions, requirement, Alternatives to River sand, Msand introduction and manufacturing. Coarse aggregate: Importance of size, shape and texture.
Dec 02, 2020 · In this stage, the circular vibrating screen is used to divide the coarse cracked concrete aggregate into blocks of 040 mm and crushed materials of less than 5mm. The coarse aggregate of 540 mm can be directly used for the concrete making of general C15C20 after being collected.