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Engineering

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Civil Engineering

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Introduction to Concrete

How Portland Cement Is Made

Description

Portland cement is the main binding material in concrete. It is made from finely ground ingredients that include lime, iron, silica, and alumina. These materials give cement the properties it needs to hold concrete together.

The raw ingredients come from several common natural sources. Lime is ob...

Transcript

Il cemento Portland, l'ingrediente legante del calcestruzzo, è prodotto da materiali calcarei, ricchi di calce e materiali argillosi, contenenti silice, allumina e ossido di ferro.

Le materie prime vengono frantumate in frantoi e stoccate in silos. Questi vengono quindi proporzionati e fatti avanzare al mulino di macinazione e macinati in...

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