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How to Make River Tables: A Step-by-Step Epoxy Guide

River tables are a true centerpiece of modern woodworking and epoxy artistry. With their flowing designs and stunning clarity, they combine functionality with art. This guide will walk you through the process of making a river table, step by step, from selecting the right materials to achieving a flawless finish. Whether you’re a beginner or an experienced woodworker, this guide is packed with practical tips to help you create a masterpiece.

Materials You’ll Need for Your River Table

  • High-quality epoxy resin (UV-resistant is best for clarity and durability)
  • Live-edge wood slabs (walnut, oak, or maple are great options)
  • Mold materials (MDF or melamine board)
  • Mixing cups, stir sticks, and safety gear (gloves, goggles, and a respirator)
  • Sanding tools and a wood planer
  • Finishing oil or polyurethane for sealing

Step 1: Select and Prepare Your Wood

The foundation of a beautiful river table is carefully selected wood. Look for live-edge slabs with character—unique grains and edges that bring out the natural beauty of the table.

  • Tip: Dry your wood thoroughly to prevent cracking during the epoxy curing process.

Once selected, sand the surfaces and use a planer to ensure the wood is level. Seal the edges with a thin coat of epoxy to prevent air bubbles.

Step 2: Build Your Mold

A mold keeps the epoxy contained while it cures. Use MDF or melamine boards to create a leak-proof mold around your wood. Seal the edges with silicone to prevent epoxy leaks.

Step 3: Mix and Pour Your Epoxy

Follow the epoxy manufacturer’s instructions for mixing. Add pigment or mica powder for a custom river color or keep it clear for a natural look. Pour in layers to avoid overheating and bubbles.

  • Pro Tip: Use a heat gun or torch to pop surface bubbles after each pour.

Step 4: Sand, Polish, and Finish

Once the epoxy cures (usually 24-72 hours), remove the table from the mold. Sand the surface with progressively finer grits, starting from 80 grit up to 400 or higher. Apply finishing oil or polyurethane to protect the table and enhance its shine.

Common Mistakes to Avoid

  • Overheating: Pouring too much epoxy at once can cause cracks or yellowing.
  • Improper Mold Sealing: Double-check for leaks before pouring epoxy.

Ready to Create Your Masterpiece?

Making a river table is an investment in time and creativity, but the result is worth it—a stunning centerpiece that will last for years.

Interested in learning more? Join one of Epoxy Ontario’s workshops to get hands-on experience and expert guidance. Explore our upcoming classes here.