Question: What Causes Alligator Finish On Antiques?

How do you fix alligator shellac?

If your shellac surface is “alligatored” with small cracks throughout the finish, it can be repaired. Pour some denatured alcohol into a small can or plastic bucket. Buy a natural bristled brush rated for oil paints and finishes. Dip the brush into the alcohol and allow most of the alcohol drip out of the bristles.

What causes shellac to alligator?

The cause of most alligatoring on shellac finishes is heat.

What causes varnish to alligator?

Paste fillers mixed with too much oil and used on woods which do not absorb much oil, or when not allowed to dry hard before varnishing will sometimes cause alligatoring. The alligatoring of varnish is caused by the use of quick-drying, short-oil, hard varnishes over long-oil elastic varnishes.

How do you remove alligator varnish?

To remove a “crazed” or “alligator” finish in old varnish, generously apply Dr. Woodwell’s Wood Elixir. Rub with steel wool in the direction of the grain. For very rough surface, repeat until the desired smoothness is obtained.

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Will mineral spirits dissolve shellac?

Start by applying denatured alcohol. Alcohol will readily dissolve shellac, and it will slowly soften lacquer. Lacquer thinner will readily dissolve lacquer and will soften shellac. Next, clean the surface using a soft cloth dampened with mineral spirits (also known as paint thinner) or commercial furniture cleaner.

Does vinegar remove lacquer?

Generally, vinegar is OK and won’t harm anything. Now, if you’ve been messing around with acetone (i.e., nail polish remover), your lacquer finish can disappear in no time!

What is the difference between lacquer and shellac?

Shellac: This finish is virtually a natural product that creates a lustrous, mid-gloss sheen with a golden tint. Lacquer: Lacquer is a clear nitrocellulose dissolved in a solvent that creates a crystal-clear, hard wearing finish and can be applied by sprayer for an ultra-smooth surface.

What is garnet shellac?

Garnet Shellac Flakes are used to produce a dark brown coloured French Polish that is often used in antique restoration or the bespoke production of furniture. Easy to use, it is suitable for antique restoration and furniture production.

Can you touch up shellac?

Shellac nails are fairly easy to touch up or paint over between manicures. (However, it’s not necessary for a quick paint-over.) You can then simply paint over the shellac and apply a standard topcoat. For the best results, use Vinylux polish, which is by the same company that created the shellac system.

What is a crazed finish?

Checking and crazing are adverse conditions that usually appear later in the life of a coating and can be caused by fluctuations of temperature in the wood and the coating. In most cases, only the coating has the checking. The effects are seen as erratic crack lines running across the coating.

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How do you fix crazing wood?

Use denatured alcohol on shellac, lacquer thinner on lacquer, a three-to-one mixture of alcohol and lacquer thinner on a lacquer/shellac mixture. To reamalgamate the finished surface, apply solvent along the grain of the wood in quick, long strokes; work quickly, and don’t let the brush get dry.

How do you remove old varnish from cracks?

To remove old varnish or polyurethane sealant, hold a heat gun over the surface of the wood until the varnish bubbles or begins to turn liquid. Scrape the varnish off using a steel scraper. Use fine sandpaper to remove any remaining varnish and create a porous surface for the new stain or sealer.

How do you restore a lacquer finish?

Spray a wet coat of pure lacquer thinner on a surface that has cracks, orange peel or roughness. The thinner will emulsify the surface and the defects should disappear when it hardens again. You can get the same results by spraying a full wet coat of thinned-down lacquer.

How do you restore wood furniture with vinegar?

Mix a quarter cup of olive oil to a quarter cup of white vinegar. Use a soft cloth, apply a small amount of the mixture to the wood and buff the wood to a shine. The oil should replenish moisture to the wood. Again, you should test a small area first.

What is the easiest way to remove varnish from wood?

You can use a stiff-bristled scrub brush to remove varnish from fancy, curved details. Some of the stain may linger after scraping. To remove it, dampen a soft, fine-grade steel-wool pad with more paint stripper and rub it against the wood, following the wood grain, then wipe off the softened stain with a rag.

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