Research Article
Physicochemical Performance of Portland-Rice Husk Ash-Calcined Clay-Dried Acetylene Lime Sludge Cement in Sulphate and Chloride Media
Table 1
Compositions of various materials used.
| Material | Description |
| OPC | Commercial ordinary Portland cement (42.5 N/mm) | PPC | Commercial Portland pozzolana cement or blended cement (32.5 N/mm) | PCDC | A blend of 55% OPC and 45% test ash | Test ash | A blend of DALS and a calcined mix of RH, SBE, and ground BB | SO1 | Sulphate-simulated solutions with sulphate concentration equal to the sea water | SO2 | Sulphate-simulated solutions with sulphate concentration twice the sea water | Cl1 | Chloride-simulated solutions with chloride concentration equal to the sea water | Cl2 | Chloride-simulated solutions with chloride concentration twice the sea water | DALS | Dried acetylene lime sludge | Corrosive media | Sea water, 20,000 and 40, 000 ppm Cl− (MgCl2) solution, distilled water, 2342 and 4684 ppm SO42− (Na2SO4) solution |
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