In this article we will discuss about:- 1. Advantages of Portland Pozzolana Cement (PPC) 2. Disadvantages of Portland Pozzolana Cement (PPC) 3. Use. Advantages of Portland Pozzolana Cement (PPC): If the right quality fly ash is used in optimum percentage, the following advantages of Portland pozzolana cement (PPC) have been observed over ordinary Portland cement. They are: 1. It is [...]
The following points highlight the four types of Portland Cement. The types are: 1. Portland-Pozzolana Cement (IS 1484-1991) 2. Fly Ash 3. White Cement 4. Coloured Cements. Type # 1. Portland-Pozzolana Cement (IS 1484-1991): An inter ground or blended mixture of Portland cement and pozzolana is called Portland pozzolana cement. This cement can be manufactured either by intimately inter grinding [...]
Main types of portland cements are: 1. Ordinary Portland Cement 2. Modified Cement 3. Rapid Hardening Cement 4. Low Heat Portland Cement (IS 12600-1989) 5. Portland Blast-Furnace Cement or Slag Cement (IS 455-1989) 6. Sulphate Resisting Cement (IS 12330-1988). Type # 1. Ordinary Portland Cement: This type of cement is suitable for use in general concrete construction wherever it is [...]
Numerous cements have been developed for special uses. Some of them are: 1. Hydrophobic Portland Cement 2. Masonry Portland Cement 3. Anti-Bacterial Portland Cement 4. Expansive Portland Cement 5. IRST 40 Special Grade Portland Cement 6. Oil Well Portland Cement 7. Rediset Portland Cement. 1. Hydrophobic Portland Cement: This cement is obtained by grinding ordinary Portland cement clinker with 0.1 [...]