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🛠️ Elevate your epoxy game — thickness, strength, and control in one bottle!
West System 406-7 Colloidal Silica is a premium epoxy thickening additive designed to precisely control viscosity, prevent runoff on vertical and overhead joints, and enhance the strength and abrasion resistance of epoxy fairing compounds. Curing to an off-white color, this 5.5oz marine-grade filler is ideal for professional woodworking and repair projects requiring superior consistency and durability.
| ASIN | B005150RUW |
| Best Sellers Rank | #185,750 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #980 in Epoxy Adhesives |
| Brand | WEST SYSTEM |
| Brand Name | WEST SYSTEM |
| Colour | off-white |
| Compatible Material | Fibreglass |
| Container Type | Bottle |
| Country of Publication | USA |
| Customer Reviews | 4.9 out of 5 stars 80 Reviews |
| Full Cure Time | 24 Hours |
| Global Trade Identification Number | 00811343011505 |
| Included Components | FILLER COLLOIDAL SILICA 5.5 OZ |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | MARINE ACCESSORIES |
| Item Weight | 5.5 Ounces |
| Manufacturer | WEST SYSTEM |
| Material | Colloidal Silica |
| Material Type | Colloidal Silica |
| Model | 406-7 |
| Other Special Features of the Product | Controllable viscosity, Prevention of epoxy runoff, Improved strength and consistency of fairing compounds |
| Special Feature | Controllable viscosity, Prevention of epoxy runoff, Improved strength and consistency of fairing compounds Special Feature Controllable viscosity, Prevention of epoxy runoff, Improved strength and consistency of fairing compounds See more |
| Specific Uses For Product | Woodworking |
| UPC | 811343011505 783847056576 |
| Unit Count | 5.5 Grams |
| Viscosity | High |
| Volume | 5.5 Fluid Ounces |
| Water Resistance Level | Water Resistant |
A**S
West system the best
M**.
Great stuff…not easy to work with, BE CAREFUL and go slow!!
M**E
Works well for fairings
T**U
Home run for my rustic wood flooring project, allowing me to fill large holes that unthickened epoxy would have run through
S**N
The West System Silica additive worked great for filling the small gap that I had after ...