Cement

Product Description

Cement concrete basis for the different tack, and is divided into different grade. In accordance with the different components of cement, but also can be divided into multiple: Portland cement and ordinary portland cement, slag cement, fly ash cement and cement. We have used cement and ordinary portland cement is Portland cement, generally used in ordinary portland cement, ordinary bags of 50 kg weight.

In the country in April 2001 on the cement of a new labeling standards. Universal Cement is the new standard: GB175-1999, GB1344-1999, GB12958-1999. Six MPa to cement the implementation of standards that the level of intensity, such as 32.5, 32.5 R, 42.5, 42.5 R, and so is the level of the numerical strength of cement and 28 days compressive strength of the lowest indicators of the same. The new standards also planned unification of China's strength grade of cement, portland cement at 3 different types of strength grade 6, that is, 42.5, 42.5 R, 52.5, 52.5 R. 5 other large cement is also divided into three types of grades 6, that is, 32.5, 32.5 R, . 42.5, 42.5 R, 52.5, 52.5 R.

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