Preservation of cement in proper way is very important. The strength & usefulness of cement fully depends on how it is preserved before the bag is unfolded. User should follow ...

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It is the generic term for fine, gray or white powder manufactured using high temperature to produce calcium silicates that, in the presence of water, will undergo hydration producing a ...

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Joseph Aspdin, an English mason who patented the product in 1824, named it portland cement because it produced a concrete that resembled the color of the natural limestone quarried on ...

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When concrete hydrates, it hardens and gains strength. This hydration process continues over a long period of time. It occurs quickly at the outset and slows down as time passes. ...

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Portland cement is made when materials that contain proper amounts of calcium compounds, silica, alumina and iron oxide are crushed and screened and placed in a rotating cement kiln. Ingredients ...

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No. There is no universal international standard for Portland cement because every country has their own standard. The United States uses the specification prepared by the American Society for Testing ...

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All Portland cement is mainly similar but there are eight types of cement that are manufactured to meet various physical and chemical requirements for specific applications: Type I is a ...

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When water is mixed with cement, a smooth paste is produced that remains plastic for a short time. During this period, the paste can be disturbed and remixed without injury. ...

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The two main raw materials used in making Portland cement are calcareous substances like chalk, limestone, marl or shells and argillaceous elements like clay and shale that are rich in ...

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Although often used synonymously with sustainable development, the U.S. government defines green buildings as those that demonstrate the efficient use of energy, water and materials; limit impact on the outdoor ...

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