How to Remove Paint From Metal Doors?

Imagine that you choose to start decorating as a hobby, but you accidentally get colour on your metal door. Or perhaps you want to fix the door colour. In either case, you may require to strip paint from metal door.

To eliminate paint from metal doors, it’s essential to use the right equipment and to prepare beforehand. Having a proper workspace and the right colour remover will make the task much simpler and sooner. Once the colour comes off, a nice cleaning and polishing can make it look fresh.

If you have a metal gate, you can do plenty with it, and that includes its colour. But there may come a period when you’ll want to wipe out the paint. Keep reading to understand how to remove paint from the metal door and why you might prefer to do so.

Set up Your Workspace

To properly remove paint from a metal door you will have to develop your workspace. You should agree on whether you’ll take the door off the hinge or put it on. Metal doors can weigh a lot, so you may not prefer to evacuate them.

You’ll also need to declutter the region around the gate. Make sure there aren’t any lads or pets around and move any furnishings that may get in your way.

Once you have an empty floor, you’ll need to lay down some drop cloths. You can also utilize abandoned newspapers or tarps. However, you need to make sure you wrap the surrounding floor, particularly if you’re working with the gate on the hinge.

You should also pick your preferred paint remover or paint thinner. A paint thinner can function well on some doors, but other paint removers can be further worthwhile. Suppose the paint is just in one region of the gate or the entire thing to conclude which choice is decent for you.

Put on protective gear

Whether you’re wiping out paint from part or all of a metal entrance, you need to keep yourself safe. You should wear some protective gear and make sure your clothing wraps your full body. Here are some things to wear:

  • Long sleeves
  • Long pants
  • Closed-toe shoes
  • Gloves
  • Safety glasses

Relying on the paint stripper you select, you may also require to ventilate the area. Open the windows and any other entrances to let the air circulate. You can find less harsh chemical paint removers, but you can never be too comfortable.

If you can’t unlock many windows or have a tiny room, you may need to wear a mask or a respirator. Then, you can decrease the chance of breathing in the vapours from the paint remover. You will also require time for the chemicals to get out of the house after you finish working.

Apply paint remover

Now it’s time to use your colour remover of preference. Some people utilize paint thinners to easily strip paint from metal doors and surfaces. Other people choose chemical paint strippers that make the paint bubble up or soften it.

However, you can also utilize a more normal chemical paint remover. The Mostenbocker’s Lift-Off Paint Remover Spray is stable for the atmosphere, and it won’t fade or dissolve the paint. It will shatter the chemical bond that makes the colour attach to your metal gate.

The product appears in a spray bottle, so you can sprinkle it directly on the surface. It works well with fresh or aged paint, and it won’t harm your door in the process. You can use it in any hall in your house, and you won’t have to be as cautious about what you wear.

Still, you may need to wear gloves and lengthy clothes to keep the paint from getting on your skin. No matter what kind of remover you utilize, be sure to obey the advice on the packet. Then, you can get the decent outcomes possible.

Techniques for Removing Paint from Metal

Paint Scraper

Wondering how to remove paint from the metal door with a scrapper? Well, this handheld tool works just fine. It can peel off the paint with just a little elbow lubricant.

 If you are doing with a weaker metal like brass, select a plastic blade over a metal one to make sure you don’t harm or scratch the metal’s surface. Scrapers appear in several sizes; select one that’s comfortable to hold and well-suited for the chore.

Ideal For: Flat bodies and minor jobs where the colour flakes and comes off effortlessly, without the necessity for chemicals.

Heat Gun

Heat guns “melt” the colour, resulting in it pulling away from the metal body. Begin on the lowest setting and hold the heat gun a few inches off from the body, moving it back and forth infrequently.

Warning: High heat can bend the metal. Proceed slowly and prevent overheating the region. Once the colour starts to bubble or pull up from the surface, scratch it off utilizing a putty knife or paint scraper.

If the colour doesn’t bubble, gradually increase the temperature until it accomplishes. Make sure to utilize heat-resistant gloves and do not touch the metal piece until it has entirely cooled.

Ideal For – Targeting minor regions and projects where you plan to function in minor sections.

Angle Grinder with Strip Disk

A quick and effortless, albeit noisy and dusty method is to affix a strip disk to your angle grinder and allow the handheld machine to do the (dirty) job. 

Strip disks arrive in many abrasive materials, so look for one that is built to peel off paint from metal and won’t result in harm to the surface.

Ideal For: Stronger metal bodies like steel rods, tubes, walls, metal furniture, and bigger, flat surfaces.

Baking Soda (or Vinegar) & Heat

For removing paint from a metal door with this method, start by mixing baking soda and water. You can also use the solution of white vinegar and water over a heat source.

For every quart of water, add 1/4 cup of baking soda or vinegar and fetch the water to a boil. Put the item into the pan and let it bubble for about 15 minutes or until the dye falls off. 

While wearing heat-protective gloves, use tongs to peel off the metal pieces. Scrape off any remaining colour with a putty knife or hard-bristle brush.

It is Ideal For Smaller metal pieces like hardware and hinges.

Paint Stripper

Paint strippers appear in various forms, including a low-odour edition made from soybeans, but the steps are similar. 

Pour the stripper into a bottle and, utilizing a chip brush, apply a thick coating to the object. Allow the chemicals to react with the colour and bubble (anywhere from 30 minutes to overnight).

With a rag or scraper, wipe and rub out the liquid, along with the undesirable colour, and repeat if it is essential. Work in a well-ventilated region and remove any potentially flammable items before utilizing this procedure.

Ideal For: Outdoor projects, huge pieces, spray paint on metal, and items with hard-to-reach nooks and cavities.

Baking Soda

You would have utilized baking soda every day in the kitchen. But how to remove paint from the metal door with baking soda? Well, it is a wonderful treatment and is one of the effortless ways to remove the colour from a metal surface.

The procedure of wiping out the paint with baking soda is easy, yet efficient. Initially, take the metal product (from which you should wipe out paint) & immerse it in a pot filled with a combination of hot water and baking soda. 

This combination reacts with metal and lets the paint loosen its bond with metals. Irrespective of the kind of paint like enamel, acrylic, or oil-based, the baking soda mixture eats up at the same time in its paint removal procedure. 

Usually, after an hour’s immersion, you can notice the paint stripping off from the metals.


If you are available to a blower or a steamer, here comes the remedy to erase paint from the metal surface. Take the painted metal body and begin to steam gently on the metal.

Once the metal starts responding to steam (heat), the temperature rises at a sluggish pace. As an outcome of the temperature growth, the metal starts to loosen its bond with the paint. 

When you proceed to steam the metal for 30 to 40 minutes, the paint on the metal starts to shred and ends up swivelling on the metal surface. Then, you can use a paint scraper and wipe off the dye from the metal.

Chemical Solutions

Most of us are not fond of chemicals and their odours. But, as a remedy to eliminate colours from the metal surface, chemicals are considered one of the best choices in recent times. 

All over the earth, Ammonia and Acetone are the two widely utilized chemicals to peel off paint from the metal surface. When ammonia responds to the metal, it stabilizes acrylic emulsions by putting up the PH level. As an outcome of this, metal unties its bond with the paint and enables the colour to peel off from the metal. 

It is advised to utilize gloves and masks before getting the chemical solutions as they can be responsible for generating allergic irritations in some of the skin categories.

Acidic Concentrations

If you want to strip paint from metal doors or surfaces rapidly with the least effort, you should utilize acidic concentrations. As soon as the acidic solution reacts with the painted metal body, it shaves off the paint and evaporates. 

Since these concentrations are very acidic, they should be dealt with utmost care. Some of the acidic antidotes utilized to eliminate paint from the metal bodies are concentric nitric, hydrochloric, and phosphoric acids.

While opting for procedures to peel off paint from the metal body, one should be aware of the type of paint which has been used on the metal surface. 

Paints such as oil, emulsion, and enamel can be wiped out quite effortlessly from metal; when correlated to epoxy and acrylic. So, it is advised to use acidic and chemical solutions only on tough paints (acrylic, latex).

Paint Removal Tips

  • Prevent using thick sandpaper or wire-bristled brushes on metal; otherwise, you may harm or pit the body.
  • Old toothbrushes come in useful when attacking hard-to-reach nooks or crevices.
  • Obey the paint stripper’s instructions and adhere to the recommended period for leaving the chemical on the painted metal layers of stuck-on paint that are difficult to enter and breaking through those bonds can take a while.
  • After all the paint has been peeled off from the item, wipe down and tidy up the metal with mineral spirits and a clean rag.
  • Dispose of the paint, any chemicals, and materials appropriately.

Safety Tips and Tools

When removing paint from metal door, utilize the following safety measures:

  • Work in a well-ventilated region (outside, if possible) and remove all volatile objects when working with a chemical paint stripper or angle grinder.
  • If you doubt that the paint on your metal piece includes lead, test a region with a lead-detecting swab. If the test comes back positive, protect yourself enough and select a removal procedure that allows you to wipe away the undesirable paint and remove it immediately, rather than developing dust and airborne particles by grinding or dry scraping. 
  • Visit an experienced painter to remove paint.

It is a simpler task to paint on a metal body, but it won’t be simple to remove paint from metals. The reason why it is a very hectic task is that paint usually bonds adequately with all metals. 

So, if you want to strip paint from metal doors, you can select either home remedies or professional products. The following are a few of the techniques by which you can peel off paint from metal bodies with limited effort.


How do you remove paint without damaging metal?

All over the world, Ammonia and Acetone are the two widely utilized chemicals to strip paint from the metal door. When ammonia responds to the metal, it stabilizes acrylic emulsions by putting up the PH level. As an outcome of this, metal loosens its bond with the colour and enables the paint to peel off from the metal.

Does rubbing alcohol take the paint off metal?

Get a lint-free fabric and rinse it in rubbing alcohol (not acetone). Squeeze out any additional (you do not like to rub alcohol oozing all over the place). Then just rub the alcohol on the dye until it comes off. You don’t need to tidy up the piece you’re going to renovate, because the rubbing alcohol will do this for you.