Flexisil R40-W

Product Overview

Flexisil R40 is an alkaline, aqueous nanoparticle dispersion of amorphous colloidal silica.  It also contains ethylene glycol to assist with stability in cold temperatures.  This dispersion is sodium-stabilized and the silica particles have a negative surface charge. The silica particles are discrete with a slightly rough, spherical shape.


  • Inorganic Binder for Refractory & Foundry
  • Other applications


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