How to Remove Anodizing from Aluminum?[Comprehensive Tutorial]

The aluminum parts that have suffered from anodization will need your attention today or tomorrow. The staining and wearing out will cause further damage or else. And so, you should be caring about the little touch up necessary following the discovery of such anodization. Getting rid of these is not something you can do without proper knowledge.

So, we are here to tell you a safe method on how to remove anodizing from aluminum. Let’s Get into These…

Analyzing an Easy Method on How to Remove Anodizing from Aluminum.

Fortunately, the entire process of removing this anodized finish is way simpler than the actual anodizing process. Usually, the solutions necessary for the purpose are widely available. We will talk through all these parts below. So, Don’t Worry…

Buy Tools to Start the Process

To find out how to remove anodizing from aluminum, it’s vital to get a suitable tool to continue the process.

You see, the anodizing is a process where the metal part of your material is finished with a thick oxide layer. And to get rid of it from aluminum, you need a good tool that can clear it properly.

For that, grab gage fluid solution, clean cloth, 80-2500 grit sandpaper & block, and lubricant from any near store. These tools help to take out anodizing from aluminum parts easily without damaging.

You can also get a trim hammer from the store however it can be both your best friend and worst enemy depends on how you use it. For a beginner, we suggest not to use it.

Start with 80 Grit Sand Paper

After that you have grabbed all the suitable tools from the store, slowly and carefully use an 80-grit sandpaper that is attached to the sanding block.

While you are sharpening the aluminum material to take out the anodizing, make sure the 80-grit sandpaper is moving from the up to down motion.

That means you want to sharp the surface slowly by holding the sandpaper from the upper side to downwards in a continuous motion for 5 minutes. Continue this process until you see some aluminum parts. Then, go to the next step.

Draw on 180 Grit Sand Paper

Then, clean the mess with clean cloth and use 180 grit sandpaper for starting a rough sharpen. Be sure you are using the 180-grit sandpaper carefully attaching with the sanding block.

In this step, you are going to use a rough sharpener so ensure to do it smoothly for not harming the material. Take the 180-grit sandpaper and continue sharpening the anodizing part for not more than 6 minutes.

After sharpening the aluminum surface, again clean the surface with a cloth, and start following the next step.

Work with 320 and 600 Grit Sand Paper

The next this you want to do is to use 320 and 600 grit sandpaper by attaching to the sanding block. For that, work with 320 grit sandpaper in the material to remove the anodizing.

When you are sharpening the material with the 320-grit sandpaper, look at the surface if it is removing the anodizing. And, you want to do that for 6 minutes.

After you have used the 320-grit sandpaper, it’s time to use 600 grit sandpaper for 6 minutes. Make sure you are sharpening the aluminum material faster and carefully to remove anodizing easily. Next, rush to the next step.

Use 1000 Grit Sand Paper

Take the 1000 grit sandpaper and use it in the sanding block after removing the 600-grit sandpaper. Then, use the 1000 grit sandpaper in the up to the down position for aluminum parts to show up.

However, makes sure to do the process carefully all over the anodizing parts that are left a bit to get rid of them easily. And, you want to use the 1000 grit sandpaper for a few minutes nonstop. Afterward, go to the next step.

Make a Mixture Solution and Use It with 2500 Grit Sand Paper

Before you go and take the 2500 grit sandpaper, you want to make a mixture solution. For that, take a half-liter of water and 1 tablespoon of gage fluid to mix them and transfer than in a spray bottle to use.

Then, use the 2500 grit sandpaper by attaching to the sanding block for doing your final sharpening process. Make sure you have sprayed the aluminum material and the sandpaper with a liquid solution to lighten the surface.

You want to continue sharpening the material. Once you see no sign of anodizing from aluminum then head to next step.

Lubricant Your Material

After you have done all the steps above, take the brought lubricant and use that in the aluminum material.

Check the surface after sharpening the aluminum material. You see, removing anodizing from aluminum with sandpaper may cause a clear coat to appear which will flatten the surface if re-polish next time. So, use the lubricant in a clean cloth to protect the aluminum material.


And that brings us to the end of today’s lesson on how to remove anodizing from aluminum. There’s a lot of expert advice that can help you with the removal. However, we have tried our best to provide you the general ideas and let the process seem easy plus less hassling.

One last piece of advice we would like you to mind is about abrasive solutions. It’s best to skip something that may be a reason for further damaging the aluminum parts. There are safe routes that people avoid because of the consumed time. However, this much time should be invested if you wish to experience a better solution in a safe way.

And if you ask us, we will always vote for the safe routes.