Varieties of cement and their quality characteristics
The most popular in construction is Portland cement cement. This is a regular powder with gray – green color. When this Portland cement is maintained, concrete thickens very quickly. In order for such concrete to become solid, only 1 hour will need. Concrete containing Portland cement, as a rule, should be used very quickly.
One type of cement is also sandblast. Currently, it is called one of the most important building mixtures, which is often used for dragging layers, when arranging tide foundations and many other basic structures. A unique example of reliability can be called sand concrete M300. It is wide in application.
The main feature of slag portland cement is a grayish color. In addition to Portland cement (about 70% of the mass), it also includes natural gypsum and granular domain slag (about 30%). Concrete made of Portland cement in the winter hardens more slowly. But he has good stability against the influence of sulfur combinations. In addition, concrete is well stable against water.