TASK – 1 – Question – 6

BAND SCORE : 9

Processes and Equipment in Cement and Concrete Production

The diagrams illustrate the processes and equipment used in cement production and how cement is subsequently used to make concrete for building purposes.

The first diagram outlines the cement production process. Initially, limestone and clay are crushed to form a powder. This powder is then mixed and fed into a rotating heater, where it is subjected to high temperatures. The heated mixture is subsequently ground in a grinder to produce cement. Finally, the cement is packaged in bags for distribution.

The second diagram depicts the concrete production process, which involves the combination of four key ingredients: cement (15%), water (10%), sand (25%), and gravel (50%). These materials are poured into a concrete mixer, where they are thoroughly mixed to form concrete.

In summary, cement production involves crushing, mixing, heating, and grinding raw materials, while concrete production entails mixing cement with water, sand, and gravel in specific proportions. These processes are essential in the construction industry for producing the materials needed for building.