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Industrial By-Products

Silica Fume

High Reactivity Silica Fume for Concrete and Industrial Applications

Product Summary

Silica Fume — Silica Fume is an ultra-fine amorphous silicon dioxide (SiO₂) powder collected as a by-product during the production of silicon metal and ferrosilicon alloys. It is characterized by extremely small particle size, very high surface area, and high pozzolanic reactivity. Silica Fume is widely used to enhance strength, durability, and chemical resistance in concrete and cement-based systems, as well as in selected refractory and industrial applications.

Applications

  • High-Performance Concrete — Used to significantly increase compressive strength, reduce permeability, and enhance durability of concrete structures.
  • Ready-Mix & Precast Concrete — Improves workability, early strength, and long-term performance in precast and ready-mix concrete products.
  • Infrastructure & Marine Structures — Applied in bridges, tunnels, dams, and marine structures for improved resistance to chloride and sulfate attack.
  • Shotcrete Applications — Used in shotcrete formulations to enhance adhesion, cohesion, and mechanical strength.
  • Refractories & High-Temperature Applications — Used in refractory castables and high-temperature materials to improve density and thermal performance.
  • Cement & Mortar Formulations — Acts as a supplementary cementitious material, reducing cement consumption and improving performance.
  • Chemical & Industrial Applications — Used in specialty industrial processes requiring high-reactivity silica.
  • Export Supply for Construction & Industrial Projects — Supplied in bulk quantities to infrastructure, construction, and industrial projects worldwide.

Available Grades

Undensified Silica Fume
Densified Silica Fume
Concrete Grade Silica Fume

Mesh Sizes

Ultra-Fine PowderCustom sizing on request

Packaging Options

  • ✓25 KG HDPE laminated bags
  • ✓50 KG HDPE laminated bags
  • ✓1 MT / 1.5 MT Jumbo Bags
  • ✓Retail Packaging
  • ✓Bulk supply for drilling and cement plants

Frequently Asked Questions

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