Elkem Microsilica® powder products for fibre cement

Elkem Microsilica® powder is comprised of dry silica fume material.  It is available in Undensified and Densified form.  In use, it acts physically as a filler and chemically as a highly reactive pozzolan.   

A key ingredient in many construction materials, Elkem Microsilica® is used in fibre cement products as a process aid, to improve dispersion and to improve hardened properties and overall durability.

Contact us for help choosing the optimum product for your specific application.


Product Data Sheets:

Elkem Microsilica® 920 

Elkem Microsilica® 940 


Product Safety Information:

Elkem Microsilica®


Contact for Construction Applications

For sales and technical enquires related to use of Elkem Microsilica® in all Construction applications: Concrete, Mortar, Gypsum and Fibre cement