Level 4, No. 1, Moallem Blvd, Saeidi Highway, Tehran, Iran

Kimiya Exir Asia|Sale of Chemical Raw Materials

Uses of fumed silica:

  • As an anti-caking agent and dispersant in chemicals such as paint, plastic, rubber, etc.
  • As a bulking agent in the food industry
  • As a humectant in cosmetic products
  • In the paper industry as a filler
  • In the production of elastomers as a reinforcing filler
  • In the production of concrete as an additive to improve properties


erosil or fumed silica is a synthetic mineral produced through the process of burning and condensing pure silica.

Characteristics of fumed silica:

  • It has very small and spherical particles. The particle size is usually in the range of nanometers.
  • It has a very high specific surface area, which means it has a high surface-to-volume ratio.
  • It has high absorbent properties and can absorb a lot of moisture and fat.
  • It is non-porous and has no internal cavities.
  • It is non-toxic and biocompatible.
  • It has a high melting temperature, about 1600 degrees Celsius

Additional information


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