supplier of Silica fume / Microsilica.

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Silica fume 96


Silica fume 92

Description

In use, it acts physically as an interactive filler and chemically as a highly reactive pozzolan. A key ingredient in many construction materials, Silica fume is used in cement products as a process aid, to improve ingredient dispersion and to improve hardened properties and overall durability.


Chemical and physical properties

Properties Unit Specification
SiO2 % > 96.0
C % < 2.0
Fe2O3 % < 1.0
Moisture % < 1.0
Loss on Ignition,LOI % < 2.0
Pozz.Activity Index(7d) % > 110
Bulk Density (U) kg/m³ 200-350
Specific surface(BET) m²/kg 15000 - 35000

Application

 

Suitable for all concrete and mortar applications where the benefits of silica fume are required:

  • • Higher compressive strength.
  • • Increased durability – Longer service life for structures.
  • • Enhanced rheology – Control of mixture segregation & bleed.

  • Packing

    Available in a range of packaging options, including:

  • •25 kg paper bags & 1000 kg jumbo bags.
  • •Big bags in various designs & sizes.
  • •Bulk tanker.

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