Cement
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A cement is a binder used for construction that sets, hardens, and adheres to other materials to bind them together. Cement is seldom used on its own, but rather to bind sand and gravel together. Ceme
Cement powder in a bag, ready to be mixed with aggregates and water.
Cement block construction examples from the Multiplex Manufacturing Company of Toledo, Ohio, in 1905
Clinker nodules produced by sintering at 1450 °C
Calcium oxide obtained by thermal decomposition of calcium carbonate at high temperature (above 825 °C).
Cement kiln
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Cement kilns are mechanical, industrial furnaces used for the pyroprocessing stage of manufacture of portland and other types of hydraulic cement. The kilns use high heat to cook calcium carbonate wit
Hot end of medium-sized modern cement kiln, showing tyres, rollers and drive gear
A preheater tower, rawmix silo and exhaust stack. Bottom left: rawmill. Bottom right: rotary kiln with tertiary air duct above. The U-shaped duct leading from the kiln inlet is an "alkali bleed".
General layout of a rotary kiln