pujakurniawan19 9 / 16 4 Jun 22, 2016 #1The diagrams bellow illustrates about process making cement and how it used to create concrete. Overall, limestone and clay are included in crusher and then pass through in three stages so that ready for use a cement. To producing a concrete, cement can be combined with sand, water and grave.In the beginning, limestone and clay are crushed until being powder. Next, it is included in mixer and passing to rotating heater for burning. Then the product resulted, from these processes is grinded until be cement. The last step in these processes is the cement is packed with bags.Regarding the second diagram, about producing concentrate, the cement with composition 15 percent is combined with water, sand, and small stone, each one 10%, 25%, and 50% respectively. After that, this combination is mixed continually and related in big mixer until to be an excellent better concentrate.