can you mix sawdust with wood filler?

This is a common question at the woodworking shop. We get asked if you can mix sawdust with wood filler, and the answer is yes! Can you see where this is going?

You can use sawdust as an ingredient in your next batch of homemade wood filler, just like we do here at our workshop.

What can you mix with wood filler?

Wood filler, wood glue, and polyurethane are all used to fill small holes in wood. They can be mixed together or used separately depending on what you’re looking for.

  • Sawdust + Polyurethane = A great filler that dries quickly and is easy to sand down. This will create a very hard outer layer with some flexibility if you use enough sawdust or leave it out entirely (your choice). You’ll need a good respirator mask when using this combination because it creates toxic fumes from the sawdust burning when heated by polyurethane.
  • Sawdust + Wood Glue = This makes for a very strong bond between your filler and the surface you apply it to but doesn’t have quite as much flexibility as polyurethane alone does; however, if you don’t want polyurethane’s odor or chemical reaction with your materials (wood pieces), then this could be an option for you!
  • Wood Glue + Polyurethane = This creates an even stronger bond than just using wood glue alone — but they will likely stick together so closely that they may not come apart again easily if applied incorrectly! Use extreme caution when applying these two substances together because they can get sticky fast depending on how much moisture there is in both materials at any given time during their application process.”

How do you make wood filler look like wood?

To make wood filler look like wood, you can use a stain. You can also use a gel stain, which is more concentrated and has more color options.

You can also dye the filler to match your project’s existing color or use paint to achieve this effect.

How do you make homemade wood filler?

To make your own wood filler, you can mix sawdust with wood glue. You can also add water to the mixture.

You’ll want to use high-quality glue in order to avoid getting cracks and gaps in your final product.

If you’re planning on painting over your patch, it’s best not to mix the paint into the filler until after it has dried completely—this will help prevent cracking and warping as well as ensure that your finished product is smooth and even.

Can you make wood filler with sawdust and polyurethane?

You can use sawdust and polyurethane to make wood filler. Sawdust is a byproduct of the lumber industry, and it can be used to make other materials.

Mixing sawdust with polyurethane is one way to make wood filler, but there are many other ways you can do this.

You can also mix sawdust with water or other materials that don’t contain polyurethane (such as paper pulp).

How do you make wood filler with sawdust?

  • Mix one part sawdust with two parts polyurethane.
  • Mix it well and apply it to the wood, as you would with regular wood filler.
  • Let it dry for about an hour, then sand down any rough spots with fine-grit sandpaper (100 grit or higher). If there are still some bumps, repeat this step until they’re smooth enough for your liking—then move on!
  • Apply another coat of sawdust/polyurethane mixture over the entire surface of the piece of furniture and let it dry overnight before using again (or if you don’t want to wait that long, put on a second coat right away). Make sure both layers are completely dry before continuing onto step 5 so that no moisture gets trapped between them!
  • Finish up by applying any final coats as necessary (such as polyurethane or paint), following instructions on whichever type of product you choose to use—and voila! You’ve got yourself an easy DIY project that looks like professional workmanship did all the hard work instead 🙂

Why is my wood filler not staining?

There are a few reasons why your wood filler may not be staining the way you want it to.

  • It’s important to sand the surface of your wood filler before staining so that the stain can soak in better. If you don’t sand first, sometimes the stain will sit on top of your wood filler and not absorb into the fibers.
  • You also need to seal any knots or large openings in your wood pieces before applying a stain. Otherwise, when you apply stain over them it will just run off without soaking into them at all!

How do you add grain to wood filler?

To add grain to wood filler, you can apply paint to the wood filler and then use a wooden or plastic comb to create the grain.

You can also use a wooden or plastic spatula to create the grain. Finally, you can use a wooden or plastic roller to create the grain.

How do you hide wood filler?

  • Stain
  • Paint
  • Wood filler primer


I hope that this article has helped you understand what you can mix with wood filler. I also hope that it answered any questions about how to make wood filler look like wood or hide the fact that there’s filler in your project at all. If not, please let me know in the comments below!

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Martin Flood

Martin Flood has been working in the construction industry for over 20 years as a general contractor with expertise in remodeling projects that are large or small. He has furthered his career by specializing in epoxy resin flooring, providing excellent service to both commercial and residential clients. Martin’s experience enables him to offer professional advice on how to choose the right type of project based on your needs and budget.

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