West System® 406 Colloidal Silica
Additives for coatings

406 can be used to improve strength, abrasion resistance, and consistency of epoxy fairing compounds.

Results in a tougher, smoother surface for general epoxy bonding and filleting.

colloidal silica

"Colloidal Silica is an epoxy thickening additive used to control the viscosity of the epoxy." -Retrieved 1/14/2022 from https://www.westsystem.com/406-colloidal-silica/

Gougeon Brothers
100 Patterson Ave
Bay City, MI 48706 US

available online