Cement is manufactured of different mineral raw materials by quarrying, mixing, grinding, homogenization, followed by a high-temperature burning and finish grinding. Annual cement production of the world is over 1.2 billion metric tons! Cement manufacturing plants are gigantic, biggest lines can produce 6000–7000 tons of cement daily. Although manufacturing technology is easy, the uniform quality of such vast quantities can be maintained by high-tech control only.
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- Cement Industry — Is It Clean?
- Springer Berlin Heidelberg