Concrete Strength

25 Types of Concrete and Their Applications

25 Types of Concrete and Their Applications

There are different types of concrete, properties and uses of different types of concrete are explained briefly: 1. Normal Strength Concrete The concrete that is obtained by mixing the basic ingredients cement, water and aggregate will give us normal strength ...

Concrete Strength

Concrete Strength

Concrete is a building material made from a mixture of cement, water, sand and gravel. Performance of concrete is evaluated from mechanical properties which include shrinkage and creep, strength and modulus of elasticity. To design concrete one should have deep ...

MICP (Microbial Induced Calcite Precipitation)

MICP (Microbial Induced Calcite Precipitation)

Nowadays, one of the ways to improve the mechanical properties and durability of conventional concrete is adding useful and non-pathogenic bacteria to fresh concrete which can produce calcium carbonate during a bacterial process in the fine natural pores in ...

New Technolog in Concrete CAZYX

New Technolog in Concrete CAZYX

  Due to the high importance of quality of concrete in recent years and in order to solve its major defects, a new technology called bio-concrete has been proposed around the world, which can increase the resistance, reduce the ...

Bio Concrete

Bio Concrete

Concrete is an important building material used for construction works. It is mainly used in heavy constructions because of its strength and dura­bility. No matter how carefully the concrete is mixed , eventually ends up in cracking at some points. ...

About Us


Zist Yar Varena Company(Private Joint Stock Company) was established in 2014 and has started its activity in the field of production, research and development of modern concrete admixtures in the civil industry and It intends to take steps to improve the quality of concrete and move towards sustainable development by cooperating with the national and international researches and academic centers by using the latest technologies in the world.

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