---
product_id: 394240413
title: "West System COLLOIDAL SILICA - 5.5 OZ"
brand: "west system"
price: "₨2410"
currency: SCR
in_stock: true
category: "West System"
url: https://www.desertcart.sc/products/394240413-west-system-colloidal-silica-5-5-oz
store_origin: SC
region: Seychelles
---

# Precise viscosity control Prevents runoff on vertical surfaces Enhances epoxy strength West System COLLOIDAL SILICA - 5.5 OZ

**Brand:** west system
**Price:** ₨2410
**Availability:** ✅ In Stock

## Summary

> 🛠️ Elevate your epoxy game—thicken, strengthen, and conquer every surface!

## Quick Answers

- **What is this?** West System COLLOIDAL SILICA - 5.5 OZ by west system
- **How much does it cost?** ₨2410 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/394240413-west-system-colloidal-silica-5-5-oz)

## Best For

- west system enthusiasts

## Why This Product

- Trusted west system brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Boosts abrasion resistance and structural integrity of your epoxy projects.
- • **Master Your Mix:** Achieve flawless epoxy consistency every time with ultra-fine colloidal silica.
- • **Seamless Finish:** Creates smooth, off-white mixtures ideal for bonding and filleting.
- • **Stay Put Formula:** No more drips or runs—perfect for vertical and overhead applications.
- • **Pro-Level Performance:** Trusted by craftsmen for superior control and durability in woodworking.

## Overview

West System Colloidal Silica (5.5 oz) is a high-performance epoxy thickening additive designed to control viscosity, prevent runoff on vertical and overhead joints, and enhance the strength and abrasion resistance of epoxy fairing compounds. It cures to an off-white color and is ideal for woodworking and fiberglass applications, delivering professional-grade results with water-resistant durability.

## Description

Get On The Water.

## Features

- Creates a smooth mixture, ideal for general epoxy bonding and filleting
- Prevents epoxy runoff in vertical and overhead joints.
- Used to improve strength, abrasion resistance, and consistency of epoxy fairing compounds.
- Cures to an offwhite color.
- 406 Colloidal Silica is an epoxy thickening additive used to control the viscosity of the epoxy.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B005150RUW |
| Best Sellers Rank | #117,252 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #162 in Wood Filler |
| Brand Name | West System |
| Color | Off-White |
| Compatible Material | Fiberglass |
| Container Type | Aerosol Can |
| Customer Reviews | 4.9 4.9 out of 5 stars (82) |
| Full Cure Time | 24 Hours |
| Global Trade Identification Number | 00811343011505 |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Weight | 5.5 Ounces |
| Manufacturer | WEST SYSTEM |
| Material Type | Epoxy Resin |
| Model | 406-7 |
| Number of Pieces | 1 |
| Other Special Features of the Product | Controllable viscosity, Prevention of epoxy runoff, Improved strength and consistency of fairing compounds |
| Part Number | 406-7 |
| Specific Uses For Product | Woodworking |
| UPC | 811343011505 783847056576 |
| Unit Count | 162.65 Milliliters |
| Viscosity Level | High |
| Volume | 5.5 Fluid Ounces |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** West System
- **Item form:** Liquid
- **Material:** Epoxy Resin
- **Specific uses for product:** Woodworking

## Images

![West System COLLOIDAL SILICA - 5.5 OZ - Image 1](https://m.media-amazon.com/images/I/71fv2TtXOvL.jpg)

## Frequently Bought Together

- West System 406-7 Collodial Silica 5.5oz, off-white
- West System 105 Epoxy Resin (.98Gallon 10.3-Pounds)

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**Shop now:** [https://www.desertcart.sc/products/394240413-west-system-colloidal-silica-5-5-oz](https://www.desertcart.sc/products/394240413-west-system-colloidal-silica-5-5-oz)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-05-08*