Repairing Guides

how to repair pitted aluminum boat

by Ian Considine Published 2 years ago Updated 2 years ago
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  1. Clean the aluminum. The initial step is to clean To Fix Pitting In Aluminum Boats. ...
  2. Sand the hollowed sections. The subsequent stage is to sand down pieces To Fix Pitting In Aluminum Boats with pitting. However, ensure that the whole surface is dry.
  3. Buff the sanded surface. After sanding, the outer layer of the aluminum will be dusty and hints of the pitting will in any case remain.
  4. Use a restorer on the aluminum surface. Using an aluminum restorer is the following significant stage in restoring pitted aluminum. ...
  5. Apply aluminum clean and wax. The last advance is to apply clean and wax to the aluminum. ...

Remove Pitting from Aluminum Boats
  1. Step 1: Wash. Start by rinsing off all the dirt from the aluminum surface. ...
  2. Step 2: Abrade. The next thing you want to do is remove the corrosion. ...
  3. Step 3: Buff. Use a rotating buffer or fine steel wool and buff the sanded area. ...
  4. Step 4: Polish and Protect.

Full Answer

How do you remove pitting from aluminum boat parts?

In the case of aluminum on a boat, the main culprit for pitting is salt water. Listed below are some tried and true methods for removing this common and annoying corrosion that has plagued many a boat owner. Start by rinsing off all the dirt from the aluminum surface.

What causes pitting on aluminum boats?

This is the result of corrosion damage when aluminum boats are exposed to both fresh and saltwater. More severe corrosion results in deeper pitting, which is why it is important to address corrosion and pitting early. Years of neglect can result in aluminum that is structurally weakened and can no longer be used.

How to repair an aluminum boat with epoxy?

Then, brush aluminum boat repair epoxy on both surfaces. Regarding this step, you can use good marine epoxy like Amazing Waterproof Epoxy Sealer, TotalBoat TotalFair Marine Epoxy, and Travaco Marine-Tex Waterproof Epoxy Sealer. You may also want to buy silica for filling tiny holes or cutaways around the area that’s under repair.

How do you clean pitted aluminum?

The first step is to clean pitted aluminum. While cleaning with soap and water will do, not every kind of soap is appropriate. Those with high levels of alkaline or have high acidity are better off not being used since they strip away aluminum’s natural protection.

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Can pitted aluminum Be Fixed?

You can keep it from advancing beyond it's current stage with wax or metal treatment but you can't really fix the pitting. You could strip it and treat the metal, fill the pits and have it powder coated but the powder coating will lead to more corrosion down the road.

How do you treat aluminum pitting?

Painting, anodizing or any surface treatment that forms a coating on the aluminium surface will protect the surface from pitting attack. In applications when you want to preserve the aluminium look and still have a surface resistant to pitting, a clear coat or thin anodic coating would be suitable surface treatments.

How do you clean a corroded aluminum boat?

By combining distilled water with either pure lemon juice or white vinegar, and then gently agitating the corroded area with a mild scrubbing pad, most mild cases of aluminum corrosion can be removed.

How do you remove pitting from anodized aluminum?

RE: Pitting on Anodized aluminum Clean with vinegar, wipe with Lacquer thinner, fill with marine tex, sand smooth then paint with aluminum paint.

How do you get rid of pitting corrosion?

If a component is still structurally sound, pitting corrosion can be mechanically removed by grinding or polishing and the missing metal replaced by weld build-up. Care must be taken to prepare and undertake the welding process carefully, to avoid reducing the properties of the surrounding metal.

How do you fix pitting corrosion?

Another viable method for repairing pitting corrosion is the use of cold-applied epoxy materials. These 100% solids, paste-grade materials have been on the market since the 1960s and have been continuously improved to withstand greater temperatures and pressure levels as well as various in-service conditions.

How do you remove heavy oxidation from an aluminum boat?

1:153:14Pontoon Boat Restoration Oxidized Aluminum Cleaning by Star BriteYouTubeStart of suggested clipEnd of suggested clipApply star Brite ultimate aluminum cleaner and restore to the surface in smooth even strokes. TheMoreApply star Brite ultimate aluminum cleaner and restore to the surface in smooth even strokes. The cleaner will foam when it contacts oxidation which indicates it is working.

How do you make an aluminum boat look new?

2:5112:56Aluminum Boat Cleaning - LIKE NEW! - YouTubeYouTubeStart of suggested clipEnd of suggested clipThat's crazy that worked awesome and all you do is you spray it on spray it on let it sit for thirtyMoreThat's crazy that worked awesome and all you do is you spray it on spray it on let it sit for thirty I think it says the bottle says 20 to 30 seconds. And then just hose it off.

Does vinegar remove oxidation from aluminum?

If you are cleaning a large aluminum surface, soak a cloth in vinegar, then wipe it across the oxidation. Scrub with a soft-bristled brush, then wipe away the vinegar and lifted oxidation with a damp cloth.

How do you restore badly oxidized aluminum?

0:001:05How to Clean Oxidized Aluminum - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe acid in the vinegar will help break down the oxidation. For stubborn spots. Cut a lemon in halfMoreThe acid in the vinegar will help break down the oxidation. For stubborn spots. Cut a lemon in half and dip one of the halves in some salt then rub the salted lemon against the oxidation.

How do you restore a boat aluminum?

0:5612:53Vintage aluminum boat - Exterior Clean and Paint - YouTubeYouTubeStart of suggested clipEnd of suggested clipBut i constantly used masks gloves safety goggles and i used a wire wheel for the painted areas andMoreBut i constantly used masks gloves safety goggles and i used a wire wheel for the painted areas and a couple of polishing wheels with some compound one cleaning compound and one high finish compound.

Does barkeepers friend work on aluminum?

Bar Keepers Friend is formulated to work on non-porous surfaces like glass, stainless steel, ceramic, porcelain, brass, and aluminum.

What causes aluminum pitting?

It is a well-known fact that fatigue can cause complete failure of a product if left unchecked. In the case of aluminium, fatigue cracks can act as initiation sites for pitting corrosion.

How do you remove white corrosion from aluminum?

Wet the rusted area with water. ... Apply a commercial rust remover to the surface for heavier patches of rust. ... Scrub the surface vigorously using a wire brush. ... Rinse the surface completely and blot dry with a towel.Prevent formation of white rust by storing your aluminum items in a dry area.

How do you restore pitted alloy wheels?

0:007:11Pitted Aluminum Wheel Restoration/Painting - 17" GMC RimsYouTubeStart of suggested clipEnd of suggested clipSo for sanding that pitting oxidation off I'm going to use this drill with a wire brush attachment.MoreSo for sanding that pitting oxidation off I'm going to use this drill with a wire brush attachment. And just go over the whole.

What does aluminum corrosion look like?

What Does Aluminum Corrosion Look Like? Rather than flaking through like rust, aluminum oxide just forms a hard, whitish-colored surface skin.

Steps – How to Remove Pitting

The first step is to clean pitted aluminum. While cleaning with soap and water will do, not every kind of soap is appropriate. Those with high levels of alkaline or have high acidity are better off not being used since they strip away aluminum’s natural protection. Such soaps include dishwashing soap.

What is Pitting?

Pitting refers to cavities or “pits” that appear on the surface of aluminum. This is the result of corrosion damage when aluminum boats are exposed to both fresh and saltwater.

Additional Information

The problem with sanding is how dusty it gets, especially when having to work on larger areas. The buildup on sandpaper is also a problem. However, these problems only apply to dry sanding.

Conclusion

Dealing with pitting corrosion in aluminum boats can be a complicated affair. We hope this short guide was able to offer up some guidance on how you as a boat owner can eliminate such an eyesore on your boat.

How to remove pitting from aluminum boat?

Method 3: Razor blade – Some boat owners prefer to use a razor blade to scratch off hard to remove pitting from aluminum. For this method, take a straight razor blade and lightly scratch off the damaged areas.

How to get a pit off of aluminum?

Start with a grit of around 200-400, mix a bowl of water with a few drops of dish washing liquid, wet the paper, and sand the pitting off the aluminum. Finish using a fine grit of around 600-800 (just like the dry sanding method). Method 3: Razor blade – Some boat owners prefer to use a razor blade to scratch off hard to remove pitting ...

How to remove pits from a sandpaper?

Method 1: Dry Sanding – Begin with a higher grit (200-400) sandpaper and work your way to a finer grit (600-800). Use the more abrasive sandpaper to remove the deep pits, and then switch to the finer paper. Do two or three rounds of sanding, using finer grit than the last for each round.

What is the best way to remove pitting?

Method 2: Wet Sanding – Some people prefer to use a wet sanding method for pitting removal, because it does not produce as much dust and does not clog the sandpaper as often as dry sanding. For this method, sand using sandpaper specifically for wet sanding (dry sand paper will fall apart).

What is Boatlife aluminum cleaner?

BoatLIFE’s aluminum cleaner is a very effective aluminum polish and protectant, that not only brightens, but defends the aluminum from further oxidation and pitting.

How to clean aluminum sand?

Step 1: Wash. Start by rinsing off all the dirt from the aluminum surface. A power washer can be pretty useful for blasting away grime, but you can also use a hose. Next, wash the surface with a soap that has mild alkalinity.

How to get pits out of a sanded wood floor?

Use a rotating buffer or fine steel wool and buff the sanded area. Rub the surface until it appears smooth and free of all pitting. If you still have problem spots repeat step 2. Finish by wiping off all debris with a clean microfiber towel.

An Introduction of Pitting

Before we get to the detailed instructions of removing pitting on aluminum vessels, it is necessary for boaters to understand what pitting is and what causes it.

Essential Tools and Equipment to Clean Pitted Aluminum Boats

In fact, since this task is a combination of many different skills, from polishing aluminum boat’s surfaces to washing your vessel, tools and gadgets for cleaning pitted aluminum vessels are easy to find. Here is a list of primary equipment for the process:

Further Notices While Dealing With Pittings on Aluminum Crafts

Expert boaters often have some useful tips to simplify the process of fixing pitted aluminum boats, including the methods of utilizing various tools or techniques for tackling pitted spots. Continue reading to know the details:

Steps to Remove Pitting From Aluminum Boats

After preparing enough tools and gadgets, it’s time for us to practice removing pitting from our boats. Follow these steps and bring the dazzling outlook back to your vessel.

Conclusion

Removing pitting from aluminum boats is an important task if you want to refurbish your vessels and return their dashing outlook. There is no need to seek cleaning services or professionals when you can easily practice this procedure by yourselves using our instructions above.

Possible Issues That Need To Be Repaired On An Aluminum Boat

Before proceeding to the actual repairs, you have to take your aluminum boat out of the water. Then, you can move it to a port in a covered garage. Arrange three sawhorses in a triangle on a flat surface. It’s where you put your boat.

Tools For Repairing Cracks

To grind a V-shaped channel on the crack, the grinding cone and drill motor are the necessary aluminum boat repair products or tools. When there’s a puncture on your boat, you have to bevel the inner part of the hole puncture using a cone bit.

How to Repair Aluminum Boat by Filling Screw Holes on the Surface

Cut an aluminum strip that is an inch bigger than the hole by utilizing a tin snip. Use a steel clamp when you place it on the opening.

Final Words

In spite of how much you take care of your boat, mishaps and accidents are inevitable. Just like how aluminum boats don’t have immunity from damages. Even if it happens, there are different ways on how to repair aluminum boat.

How to remove pitting on aluminum tubing?

I am getting a new four sided enclosure for my hardtop/half tower and a new cockpit awning that is laced to the aluminum frame. The 1.75" to 1.9" tubing has moderate pitting from the former owner's neglect.

Re: How to remove pitting on aluminum tubing?

That woody wax is an ok method. Not great just ok. Like previous posters stated the anodizing is gone in those areas. The best you can hope to do now is control further degradation. That's what the woody piss Er wax does. Lots of buffing with their proprietary oil and bronze wool then the wax stuff. Got to do it twice a year anyway.

Re: How to remove pitting on aluminum tubing?

If it has pits in it, then you want to fill it with bondo then shine it up. No really, if its pitted, you cant fix that. Even if you shine it up to a mirror finish the pits will still be there. If its shiney, you'll prolly see the pits even more. I used flitz and a buffer. That helps a little.

Re: How to remove pitting on aluminum tubing?

If it is going to bother you forever, bite the bullet and replace the tubing with stainless. Even this gets some buildup, but at least it polishes out. It seems to be more of an issue for the Admiral than for me, but at least it gives her something to do on a calm day when she is at the wheel.

Re: How to remove pitting on aluminum tubing?

I have had really good luck with the woody wax kit with bronze wool. I would definitely try it before you replace. The kit recommends to put on the cleaner with the agitation of the bronze wool and let sit overnight. I found a full 24 works great.

Re: How to remove pitting on aluminum tubing?

Do an online search for "Showboat Custom Coatings." They make two products that so far are working out as advertised for me. They are quite new. And no, I'm in no way affiliated with them and don't make anything off an endorsement.

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Steps – How to Remove Pitting

  • Step 1: Clean the aluminum
    The first step is to clean pitted aluminum. While cleaning with soap and water will do, not every kind of soap is appropriate. Those with high levels of alkaline or have high acidity are better off not being used since they strip away aluminum’s natural protection. Such soaps include dishwas…
  • Step 2: Sand the pitted sections
    The next step is to sand down parts of the aluminum with pitting. However, make sure that the entire surface is dry. Using around 200 to 400 grit sandpaper, sand the surfaces with pitting. Switch to around 600 grit after the first run, and make a second pass to create a smooth finish. …
See more on boatingbasicsonline.com

What Is Pitting?

  • Pitting refers to cavities or “pits” that appear on the surface of aluminum. This is the result of corrosion damage when aluminum boats are exposed to both fresh and saltwater. More severe corrosion results in deeper pitting, which is why it is important to address corrosion and pitting early. Years of neglect can result in aluminum that is structurally weakened and can no longer b…
See more on boatingbasicsonline.com

Additional Information

  • 1. Wet Sanding
    The problem with sanding is how dusty it gets, especially when having to work on larger areas. The buildup on sandpaper is also a problem. However, these problems only apply to dry sanding. Wet sanding involves using wet sandpaper as regular sandpaper cannot be used wet. Wet the sa…
  • 2. Using tools
    Using power washers and power tools is recommended for this project such as when cleaning pitted aluminum and buffing. It takes a lot of time and effort to polish pitted aluminum, and using the right tools will help you achieve results in a more efficient manner.
See more on boatingbasicsonline.com

Conclusion

  • Dealing with pitting corrosion in aluminum boats can be a complicated affair. We hope this short guide was able to offer up some guidance on how you as a boat owner can eliminate such an eyesore on your boat. If you found this guide on how to remove pitting from aluminum boats helpful, share it with others as well. We’d love to hear about your thoughts and experiences, so pl…
See more on boatingbasicsonline.com

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