There are a large number of concrete mixes, each of which differs in its technical indicators and application.
About B25 concrete
B25 – this class denotes a concrete mix grade M350, whose strength reaches 327 kgf per square centimeter. The mixture is used in the production of beam and pile products, floor slabs, bowls for swimming pools, walls and foundation bases of monolithic type, columns.
B25 concrete is considered one of the most popular in the construction industry.. It is related, that the resistance to frost of such concrete is two hundred cycles of freezing and thawing of structures. But at the same time, all the properties and structure of the material are completely preserved.. B25 concrete is considered waterproof even under high pressure. you can quickly buy concrete in Lobnya on the LLC website “RegionBuildConcrete”.
Composition of concrete B25
Usually, such concrete is made from a mixture of cement composition and solid filler components, one of which is always granite or crushed stone material. To improve frost resistance, various additives and plasticizer compounds are added to the mixture.. This makes it possible to significantly expand the scope of use of this brand of concrete..
It should be noted, that fillers differ in their characteristics - an indicator of strength, fraction sizes, humidity and cleanliness. The rapid hardening of the concrete mass is due to the fact, that it includes an increased dose of cement.
Preparation of concrete B25
To greatly simplify the work, you need to use a mixer. With its help, the task of mixing concrete with the addition of crushed stone will accelerate, the mass will be homogeneous.
The dry components are loaded into the concrete mixer first., mix well. After that, water is poured into the resulting composition in small portions., the solution must be constantly stirred..
If necessary, plasticizer additives can be added at this stage..
At the final stage, a solid filling component is poured, which must first be wetted with water. Everything is kneaded, so that the filler is evenly distributed over the concrete mass. On this, the preparatory process can be considered completed.. It is recommended to produce a concrete mass within a couple of hours.
It is not always advisable to prepare the concrete composition yourself. Large volumes can be purchased in various organizations, engaged in the preparation of concrete mixtures. Qualitative concrete in Lobne company sells “RegionBuildConcrete”. But at the same time, you need to be prepared for additional financial expenses., since the cost will include the amount to cover transportation costs and profit for the enterprise. You can view concrete price in Lobnya on the official website of the organization “RegionBuildConcrete”.
Prepared based on the materials of the site http://regionstroibeton.ru/
