How to wet sand a boat

Re: The proper way to wet sand a Gel coat hull Vinegar is an excellent mild solvent. It will not damage the gelcoat and it will remove any of the sanding dust particles on the boat. Acetone could be used I guess, but not recommended because it can deteriorate the gelcoat and effect the resins in the hull. Wet sanding to remove oxidation?

Wet or Dry Sanding Aluminum? How to wetsan cut and buff a gel-coat boat. The water line is plainly visible from old agal growth. That happened when the previous owner left it UNpainted in sea water.

If it is oxidized a lot, and has a. In this video we show step by step how to wetsand and polish (buff) the oxidation out of a boat. I would imagine I would have to take great care of my boat for the rest of time AZ I would never be able to sand this deep on my boat ever again because it would probably be too deep into the gelcoat. Place boat upside down with full access to wet sanded area. Avoid slings if possible as they will block your “flow”.

Place masking tape along the water line to avoid scratching any area not to be wet sanded.

Take a bottle of water (great if you have a hose), spray the bottom of the hull and wipe entire boat with towel. Once the gelcoat has fully cure sand the repair smooth ( wet sanding works particularly well with gelcoat). You can start with 220-grit sandpaper an for a really slick surface, finish with at least 400- or 600-grit. Finally, apply a coat of high-quality marine polish and your repair is complete.

Sand the fiberglass using a coarse-grit sandpaper. For the first sanding pass, use either or 100-grit sandpaper. Mount the sandpaper to a long sanding board for large, flat components. For smaller areas or areas with intricate curves, a rubber sanding block works well to follow the shape of the piece. The next step would be to use a towel and dry the area, then apply a thin layer of compound and use a buffer.

Once you get the shine and luster you are looking for, wet sand it again, then add another layer of compound and buff it once more.

On boats with solid colors, not metal flake, use the same procedures,. With your soaked paper in one hand and a wet rag in the other, begin sanding with long strokes all in the direction wind travels across the car: from bumper to windshiel for example. Sand with one han and use your other hand to keep the surface wet with your rag. If you decide to go the wet sanding route, be sure to use plenty of water, and only use your hands and elbow grease. After the wet sand , use a high speed buffer with a wool bonnet with the finer compounds.

I probably went the overkill route, but had the time and the energy (barely). It really turned out nice. I have a boat that has been faded out by the sun. Was going to have it wet sanded but, the guy was nice enough to tell me that it would not last.

Buffing out an oxidized boat : 2. Filling gelcoat scratches on a white boat : 4. M Wetordry Sandpaper, from 2to 6grit. When a boat oxidizes, it can look terrible. But, with a little elbow grease and a long weeken you can have it shining like brand new. For some reason, the idea of sanding your boats finish does not sit well with a lot of boat owners.

This will smooth away any bumps or runs caused by the primer. Rinse the motor or wipe it down with a wet cloth to remove any sanding debris. Repeat Steps and if you wish to have a truly smooth and long-lasting paint job on your outboard motor. I wanted this boat to look nice so I actually sanded the entire bottom of the hull.

Okay, some might think this is extreme…as do I. When wet , the surface is shiny, but when squeegee it appears dull and highlights surface texture. When wet sanding, especially with aggressive grits, you have to keep an eye on your progress. Rinse and squeegee away water between changes in grit to avoid contaminating the finer grit with the previous coarser grit. How To Wet Sand A Boat Video. Most boatyards in the United States have strict rules about how bottom jobs are done and may require a ground cover or a tent around the boat from the waterline down to capture the dust and debris.

A quicker way to remove many layers of paint is through high-pressure blasting with either soda, sand , or a special glass material shot at the hull. Next, using the pad sander loaded with 6grit wet dry sand paper, sand the same area again to finish getting rid of scratches and “warts”, as well as softening the effects of the previous sanding work. Anyway, dip the paper in a bucket of water, and start sanding. For compound to work, it needs to be wet.

Hilton applies his polish with a 1-inch paintbrush in three horizontal strips in a 1- by 3-foot area. He then goes to work with a wool pad on a slower speed setting on his buffer. Try to carry the compound down the side of the boat using a side-to-side motion,” he says.

For this metho sand using sandpaper specifically for wet sanding (dry sand paper will fall apart). REPAIR OF GELCOAT AND OTHER SECRETS OF. The purpose of the grits in wet sanding is speed.

Edges like the outside edge of the boat tend to sand through the.