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About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features. It shall help the paper to wet thoroughly.
About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features.
How to wet sand fiberglass. Its not at all challenging to wet sand fiberglass. You only need a bunch of wet sheets such as 1000 grit 500 grit and 200 grit for wet sanding glass. The follow these steps.
1 First get a bucket of water and a rag and try somewhere on a test site. 2 Then start with the 1000 grit. If it doesnt do well then try the 200 grit.
Fill any low spots in the fiberglass. To raise the profile of low spots in the surface use a fiberglass glazing putty. Work the putty into the low spot and then sand it away until the area is flush with the rest of the surface.
6 Apply primer to the fiberglass. How to Wet Sand a Fiberglass Boat - YouTube. How to Wet Sand a Fiberglass Boat.
If playback doesnt begin shortly try restarting your. Thank you for checking out Great Escape Marine here in Minneapolis Minnesota. This video details the wetsanding process we use here at Great Escape Marine t.
How to wet sand fiberglass 101 - YouTube. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features. Place the fiberglass under the sun to cure.
For a better faster and easier process of sanding you must leave the fiberglass in the sun for some days at least 5 or 6. You have to do this if you want to create a fine and smooth finish for your fiberglass. Sand the fiberglass using a coarse-grit sandpaper.
For the first sanding pass use either 120 or 180-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.
How do you restore gelcoat on a boat. Any hard Carnauba Marine Wax. 1st step is to remove all the hardware you can.
Wash the boat remove any tar bugs etc stuck on the glass. 2nd step is to wet sand by hand with plenty of water put a few drops of dishwashing liquid in the sanding water to make the paper slide easier dunk the paper often to clean the sanded material off the paper. Sandpaper Grit Sizing.
If you are looking to remove a previous material such as gelcoat. Begin sanding your surface with a 150 grit or lower. A low grit number determines the coarseness of the sandpaper which will give you the ability to remove materials and coatings.
Use 400 wet with a little dishoap in the water. It will prevent the paper from clogging up. After that wash down with 5050 mix of white vinegar and water.
Then 600 wet then vinegar water wash then 800 which should be plenty. Use 3M imperial paper it is the best doesnt load up real easy and lasts a long time. You will need a lot.
Keep sanding I start with 320 sometimes 400 this way you wont get deep scratches like 220 u got to work your way up on the grits remove all the 320 scratches with 400 the 400 with 600 and so on go up to 1000 and buff after buffing u may have to sand again with 1000 use wet paper wet sanding will give a faster result. If you decide to wet sand your fiberglass RV to remove oxidation these are the step youll want to follow. Prep the sandpaper It is vital that you use sandpaper of around 2500 grit for light oxidation and 1200-1500 only for heavier oxidationYou also must put it in a bucket of water with a bit of automotive soap and let it sit for 24 hours.
In this battle of wet sanding vs dry sanding you must not argue which one is better because in terms of sanding both of them are necessary suiting different purposes. Although when it comes to sand metal directly you may choose wet sanding. And in this case use WD-40 instead of water.
It shall help the paper to wet thoroughly. In todays video I will wet sanding my 2008 Seadoo rxp jetski. I will be demonstratingshowing how I wet sand gel coat boat paint.
I will also be buffing to. Wash the hull with a mild detergent dish soap. Sand the entire boat with 400-grit sandpaper.
Wipe down all sanding residue with towels and rubbing alcohol. Cover all areas that will not receive clear coat with blue masking tape and newspaper. Do you wet sand clear coat.
The clear coat should be wet-sanded with 400 grit sandpaper. Apply a degreasing agent to the wet surface of the fiberglass and rub it in. Depending on the degreasing solution you are using you may or may not need to let it sit for some time.
Once the required amount of time has elapsed rinse the surface of your RVs fiberglass. Then apply an oxidation remover to the fiberglass. Use your filler primer then start with the 120 and give it a regular sanding then switch to the wetsanding.
Once you have painted you can wetsand the paint as well but start around 2000 grit then move down. Another quick point dont use regular sandpaper the tan colored stuff to wetsand. Wash the boat remove any tar bugs etc stuck on the glass.
2nd step is to wet sand by hand with plenty of water put a few drops of dishwashing liquid in the sanding water to make the paper slide easier dunk the paper often to clean the sanded material off the paper. Start with the 1200 grit sand the whole area to be redone rinse off with. Sand back and forth within the same area adding more water often.
It can never be too wet. After a few minutes run your fingertips across the sanded area and be amazed at how smooth its become. Repeat this over the whole car then repeat the process with your next finest sandpaper grit.
West Marines Chuck Hawley shows you how to do minor gelcoat repairs to your small boat in this series of videos. Part 3 covers wet sanding. For more info.