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CEMENT, . - Coggle Diagram
CEMENT
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DEFINITION - Cement is the fine grey powder obtained by grinding clinker formed by calcining raw materials(argillaceous and calcareous)primarily consist of lime, silicate, alumina and iron oxide
PORTLAND CEMENT CHEMICAL COMPOSITION - Calcium(60%-65%), Silicon(17%-25%), Aluminium(3%-8%), Ferric(0.5%-6%), Magnesium(0.5%-4%)
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TYPES AND COMPOSITION OF CEMENT -
1.Ordinary Portland Cement (OPC), 95% Clinker 5% gypsum and other
- Portland Pozolona Cement (PPC), 80% Clinker, 15% Pozolona, 5% Gypsum
- Portland Blast Furnace Slag Cement (PBFSC), 45% Clinker, 50% Blast Furnace Slag, 5% Gypsum
- White Cement (WC), Clinker using fuel oil with iron oxide content below 0.4% to ensure whiteness
- Specialised Cement (SC), Oil Well Cement, Rapid Hardening Portland Cement, Waterproof Cement
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