Which type of cement provides 190% of Type I strength after one day of curing?

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Type III (high early strength) cement is specifically designed to achieve high strength in a short amount of time, often reaching a significant portion of its ultimate strength within just one day of curing. This characteristic makes it particularly useful in construction projects where time is of the essence, such as in precast concrete applications or in cold weather conditions. The rapid strength gain is primarily due to the higher fineness of the cement particles and the higher proportions of tricalcium silicate, which reacts more quickly with water compared to the other types of cement.

In contrast, Type I cement, which is considered normal cement, does not provide the same early strength and typically achieves lower strength percentages within the same timeframe. Meanwhile, Type IV cement is formulated for low heat generation during hydration, making it less suitable for achieving rapid strength. Type V cement, designed for sulfate resistance, focuses primarily on durability in sulfate-rich environments rather than on early strength gain. Thus, Type III cement effectively matches the criteria of attaining 190% of Type I strength after just one day of curing.

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