FrançaisFREQUENTLY ASKED QUESTIONS
In the cement production process, the oven has a key role. That is why the huge rotating cylinder , reaching 1600 ° C, is regularly stopped for checks and revisions. Once a year, the bricks lining the inside of the oven are very varied, to ensure good thermal efficiency.
Early in the cement production process , limestone and marl from the quarries are transformed into raw meal . This is the mill that deals with grinding material, with its three huge wheels. But by dint of grinding, grinding wheels wear out and dig …
In a rotary oven up to 2000 ° C, flour undergoes chemical reactions which transform it into an intermediate product called clinker. To produce cement, clinker is ground with gypsum to Bex, and other mineral additives according to the type of cement.
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