What is cement grade? What's the difference between them?

Cement has become an indispensable main material in any building construction. Take a closer look at the cement bags, which are marked with 400, 500, 600 and other numbers. These numbers are cement labels, and they all represent different meanings. Today, the editor of Baobiao.com will explain with you what is the cement grade? What are the differences between them?

The cement grade is an indicator of cement "strength". The strength of cement refers to the strength of the unit area, which refers to the solidity of cement after setting and hardening after mixing with water (the strength of cement is related to the mineral composition of cement, particle fineness, temperature and humidity during hardening, and the proportion of water added in cement).