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Expert's Corner — nitrocellulose

Finishes Differ in the Color They Impart

color comparison finish lacquer nitrocellulose shellac the finishing store unfinished water-based wax wood woodfinishing woodwork woodworking

Finishes Differ in the Color They Impart

You might choose a finish for its durability, drying speed, ease of use or cost, but you might also choose for the color it imparts to the wood. The accompanying picture shows unfinished oak at the top left, then seven common finishes and their color. If you haven’t done this comparison side by side, you may be surprised at the amount of difference. On top row from the left: unfinished, clear paste wax, water-based finish and nitrocellulose lacquer. On bottom row from the left: clear/blonde shellac, amber/orange shellac, polyurethane varnish and boiled linseed oil. In practice, wax would be an...

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Rubbing a Finish: The Key to Quality

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Of all the steps in finishing the one that people seem most hesitant about is “rubbing.” Yet rubbing a finish is as simple as sanding wood, and rubbing is the only step in finishing that can raise the quality of your work from average to special. No matter how careful you are, you can’t apply a perfect finish. A brush always leaves brush marks, and a spray gun usually leaves some orange peel. Worse, there’s always some dust in the air that can settle and stick to the finish. Rubbing removes these flaws, and, in addition, improves the tactile qualities...

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