Can You Paint Over Polyurethane?

Painting a Board

What Is Polyurethane? Polyurethane is a versatile polymer material that is made by reacting a polyol with an isocyanate. The resulting product is a strong, durable material that can be used in a wide variety of applications. Polyurethanes are known …

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How Long To Wait Between Coats of Polyurethane?

Applying Polyurethane

We know that good and professional woodworking in the shop requires patience.  From measuring twice and cutting once to letting all applications of a finish dry adequately before the next one, patience is required. This is a truism when it …

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Can You Put Polyurethane Over Stain?

Stained Pine Board

We are accustomed to using a topcoat on our woodworking projects.  Even when you have used a wood oil finish, many woodworking experts do suggest you apply a topcoat of some sort. Stain beautifies the wood and accentuates the wood …

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Will Water-Based Polyurethane Yellow?

Water-Based Polyurethane

We all have a pretty good idea of the value of a topcoat on our stained projects.  Stains will enhance the wood’s appearance and grain and provide color to the wood. However, stains offer no protection to the wood.   Key …

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A Simple DIY Guide to Applying Polyurethane Over Polycrylic

Can You Put Polyurethane Over Polycrylic

Wood finishing using polyurethane and polycrylic can provide both beauty and protection. Polyurethane creates a durable plastic-like coating that resists moisture, spills, and wear. But it yellows over time. Polycrylic dries crystal clear without yellowing, though it’s less scratch-resistant. You …

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How Many Coats of Polyurethane for a Perfect Wood Finish?

How Many Coats of Polyurethane

In my woodworking projects, I often find myself reaching for polyurethane, whether it’s oil-based or water-based. This choice always leads to a crucial question: How many coats are necessary for that perfect finish? Water-based polyurethane requires 3 to 4 coats, …

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Pro Tips for Applying Polyurethane With a Foam Brush

Can You Apply Polyurethane With a Foam Brush

Whether you’re a purist or a budget-conscious woodworker, your approach to woodworking might just answer whether a foam brush is right for polyurethane application. QUICK ANSWER: Yes, you can apply polyurethane with a foam brush. It’s affordable, leaves no brush …

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How to Clean Polyurethane From Brush

How to Clean Polyurethane From Brush

We know polyurethane, and we like polyurethane.  We use it as a finish for our woodworking projects often.  We have a bit of experience, then, in washing our brushes after using polyurethane, as well as cleaning up after its use.   …

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Is Polyurethane Flammable After It Dries?

Is Polyurethane Flammable After It Dries

Take a guess how much polyurethane is produced every year.  Go ahead, guess.  Here’s a hint:  it’s a commodity product, meaning it is produced in huge quantities each year.   If you guessed 25M metric tons every year, you are either …

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How To Thin Polyurethane For Spraying

How To thin Polyurethane For Spraying

We like oil finishes for our woodworking projects.  There is something about the hand finish of rubbing oil onto the wood that is so satisfying, establishing that connection with the wood and the hard work that has gone into the …

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