While producing silicon or a ferrosilicon alloy, silica fumes are obtained as a by-product. These fumes are extensively used as an additive to concrete, in order to increase the strength of the concrete. It is largely due to the physical and chemical attributes the silica fumes are considered extremely reactive pozzolan.

Concrete, containing silica fumes, have great durability and strength. These fumes are available with the concrete contractors. When specified, they add the fumes.Handling the silica-fume concrete require careful attention and caution from the concrete contractor. Silicon is made in electric furnaces using coal, woodchips and quartz.

Amorphous silicon dioxide is the main constituent of silica fume. The individual particles are as small as 1/100th part of an average particle of cement. The fine particles...

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Silica fumes are highly reactive pozzolan which are mainly used where high strength and durable concrete materials are required. These are the type of concrete additives which are added in small quantities. As catalysts are used to speed up the chemical reactions, similarly admixtures are used to enhance the quality of the concrete materials and making it suitable to use.

Few ways silica based concrete additives affects the concrete mixture

We pretty know that silica based concrete additives are used to enhance the concrete mixture. But what are the core features that are impacted by its use. Take a look at it.

Reduces the permeability of the concrete: in order to make concrete resistant to the most aggressive environment, permeability factor is the most important one. When the ingress of movement of water...

Silica fumes comprise of lots of benefits due to which they are mixed with concrete in suitable proportion. They are used in a universal manner to provide high tensile strength and durability. When mixed with hard as well as fresh concrete, there will be a appreciable change in overall characteristics.

Silica Fumes for Concrete – Providing Dense and Impermeable Pore Structure

Reduction of permeability is one of the basic characteristics of silica fumes. The ingress movement of water is directly proportional to deterious reactions. Silica fumes for concrete will definitely help in providing dense and impermeable structure of pore. The total porosity of silica fume concrete is very much similar to that of OPC concrete.

Silica fumes also help a lot in bringing high improvement in mechanical performances of the...

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Why Use Cerium Oxide Polishing Powder?

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