Step 1: create your varnish removal mixture. Temperature range -54°C (-65°F) to 135°C (275°F). Lacquer dissolves in 30 seconds with rubbing. Yes, acetone is a very powerful solvent. ratings . Get our Essential Tools Checklist so you can finally stop scrolling and start building. Use natural bristle for oil-based finishes and synthetic filament (polyester, nylon, or a blend of the two) for water-based and water-based oil-modified finishes. EPDM - (EPM) is an elastomer made from ethylene-propylene diene monomer. We show you how to do a spot repair instead of taking the old finish off and refinishing the piece. Boil 4 cups of water and remove it from the stove. Rub Acetone Over a Spot in a Gentle, Circular Motion - Polyurethane finishes shed acetone like water. However, you still need to take special care when cleaning this type of floor, as you can damage the floor or the coating if you're not careful. Gorilla glue is cheap effective and readily available, flooring and wood finishes offer a mixture for finer applications. You won’t damage any finish except shellac as long as you don’t soak the surface. BUNA-N should not be used in highly polar solvents such as acetone and methyl ethyl ketone, nor should it be used in chlorinated hydrocarbons, ozone or nitro hydrocarbons. Propylene glycol is a very slow evaporating alcohol that is often used as a “flow additive” in water-based finishes. 1= little or no impact, 2=minor effect, 3=moderate effect, 4=severe effect . But I would be willing to bet $20 that it will dissolve vinyl. Polyurethane-finished wood floors are more durable than the wax coatings of the past. Acetone, also called dimethylketone or propanone, chemical formula (CH₃)₂C=O, is a commonly used, relatively inexpensive solvent. Want to get started with DIY? Polyurethane [PU] Ninjaflex is a good example of a flexible polyurethane. Effects of Acetone on Plastic. polyurethane chemical resistance chart . Wipe it directly onto the glue stain, being cautious not to touch any unaffected areas as excessive acetone may cause damage. Even removing shellac or lacquer, which dissolve readily in acetone… EPDM has good abrasion and tear resistance Varnishes and shellacs turn to a sticky, gel-like substance after a … Acetone and MEK (methyl ethyl ketone) Don't use rollers or foam brushes—they create bubbles. Polyurethane Application Tips How to Apply Polyurethane: When working with any finish. Lacquer dissolves in 30 seconds with rubbing. Polyurethane based adhesive can bond on a molecular level with polyurethane parts. Acetone will soften some varnishes that were in common use before polyurethane became popular, making them marginally easier to scrape off, but the process is messy and time consuming. Unfortunately, this solvent isn’t widely available for consumers. It will dissolve most plastics. 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