Cement Testing

Cement

Cement is a kind of powder cement construction material. When water is mixed with synthetic plastic pulp, the sand, brick, stone and other building materials can be cemented. Not only can harden in air, increase the intensity, but also can harden in water, increase the strength. Cement is not often used alone, but is used for joining sand and gravel (aggregate).

Cement is mixed with fine aggregate to form mortar (used to join bricks), and cement and gravel are mixed to form concrete.
1. general cement: Cement usually used in general civil engineering.
2. special cement: special purpose cement.
3. characteristics of cement: some of the more outstanding performance of cement.