The diagrams below shows the stages and equipment in the cement making process, and how cement is used to produce concrete for building purposes.

The diagrams illustrate how

cement

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is made and

then

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how it is used in the production of concrete for construction. The 5-step process of making

cement

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is linear and starts with the combination of three raw materials that are crushed, mixed, heated, ground, and bagged. The

cement

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is

then

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added to a concrete mixer with three other ingredients to produce concrete. The making of concrete has several steps. Limestone and clay are crushed into powder and mixed together.

This

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powder

then

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passes through a rotating heater. After being heated, the mixture is ground down to form

cement

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. The

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is

then

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bagged for easy transport. There are 4 ingredients used to make

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which is a simpler process. The proportions of these materials are 15%

cement

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, 10% water, 25% sand and 50% gravel. They are mixed together in a specialized mixer to form concrete

that is

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used for building purposes.