LECTURE 26-28 IIK. CEMENT AND LIME.pptx

CEMENT AND LIME

1. IIK. CEMENT AND LIME PROCESS & PRODUCTS BASED ON LIMESTONE- CaCO3 14-09-2023 CEMENT & LIME 1

2. Cement Manufacture Process of Cement Mixing of raw material Burning Grinding Storage and packaging 14-09-2023 CEMENT & LIME 2

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4. Mixing of raw material 14-09-2023 CEMENT & LIME 4

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10. The mixing procedure of the manufacture of cement is done in 2 methods, Dry Process -Wet Process 14-09-2023 CEMENT & LIME 10

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16. Major Engg . Problems Type of grinding 80% of the total power consumed in crushing, grinding and blending operations Kiln design Heat duty required for water evaporation, organic molecule oxidation, partial volatilization of sulfates , chloride and alkalies 14-09-2023 CEMENT & LIME 16

17. Heat economy Minimizing fuel consumption, add waste-heat boiler and airpreheater . Quality control Rock composition, particle size, and degree of calcining 14-09-2023 CEMENT & LIME 17