West System® 406 Colloidal Silica
Category: Additives for coatings

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

Typical Use:

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

Apparent use of Nanotechnology: colloidal silica
Reason for Inclusion:

"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/

Company: Gougeon Brothers
Trade: Laborers
Safety Data Sheet (SDS):

available online