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Low CO2 additive – A solution for precast industry

The precast products are custom-ordered concrete structures that are prepared, cast, and cured using molds. The concrete structures are built at a manufacturing facility and

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Silica Fume in Refractory Materials

It is observed that only the best high-temperature resistant materials are used as refractory materials. The refractory materials are made from a mixture of silicon,

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Founded in 2001, HSA is a leading provider of Silica Fume in China, and also the premium source of high-performance Silica Fume products for concrete and refractory industries.

Together with you, we hope to work on products that define an industry and try to make our world even better.

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Нерозділений кремнеземний дим

Нерозділений кремнеземний дим, which is made from a large amount of highly volatile silicon monoxide gas produced during the smelting process, is rapidly oxidized with air and condensed into silica dust.

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