01 Cement Plant Overview

OVERVIEW CEMENT PRODUCTION

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Cement Plant overview
Quarry types
Raw material composition
Raw Material Grinding
Burning-Process in kiln
Kiln types
Clinker Phases
Clinker Cooling
Finish grinding
Gypsum
Conveying Systems
CEMENT PRODUCTION
OVERVIEW

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CEMENT PRODUCTION
„common“ cement plant
Dispatch
Raw material
from Quarry
Raw material storage and homogenisation
Preheater

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Limestone: Calciumcarbonat (CaCO3)
Clay: Aluminiumoxide and Siliciumoxide (Al2O3, SiO2)
Ironoxide (Fe2O3)
RAW MATERIAL
QUARRY
HC, Brevik (Norway)
Mine 330 m below see
1.2 Mt cement capacity
Common quarry
Open pit
LH, Lägerdorf (Germany)
Chalk (CaCO3), 23% humidity
1.4 Mt cement capacity

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Correction materials are added if necessary to achieve the
desired composition (CaCO3,SiO2,Al2O3, Fe2O3).
RAW MATERIAL
COMPOSITION
Clinker phases Formula Short-cut
Content [M
-
%]
Tri-Calcium-Silicate 3 CaO SiO2C3Sø63
Di-Calcium-Silicate 2 CaO SiO2C2Sø16
Tetra
-Calcium-Alumino-
Ferrite
2 CaO (Al2O3, Fe2O3) C4AF ø8
Tri-Calcium-Aluminate 3 CaO Al2O3C3Aø11
Al2O3, SiO2
CaCO3