Thread: wet sanding

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  1. #1
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    wet sanding

    Started wet sanding with 800 and I need to know when to move to the next grit (1000). When I started, the top cap felt gritty and rough. Now it is smooth. When I wet sand it looks like the water is turning green. I have soap in the water to help the paper slid as directed from another post. Places where hinges and stickers were still look new and will the rest look that way after buffing?

  2. Member BASSCAT7's Avatar
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    #2

    Re: wet sanding (ironworker3)

    The usual time to move up to the finer grit is when the sanding water starts to run clear off the gelcoat.
    You only need a few drops of soap in the water, not much.

    As far as the gel looking like the areas that were hidden from the sun.
    That will depend on how old the boat is, whether is was stored outside and the gel was in a lot of contact with UV rays, what type of gelcoat the factory used, etc.
    A lot of variables.
    But for the most part, on older boats 7+ years old the gelcoat will have naturally faded some and will never be able to perfectly match the gel that was hidden under stickers.
    All gelcoat will fade from the sun eventually if the boat is used enough, most people never see the gradual fade in their boat as most don't remove the stickers and see what the UV rays do to polyester gel.

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    #3

    Re: wet sanding (BASSCAT7)

    Thank you. The sticker that was removed was a big ruler. The boat is a 1990 and I think that it is going to turn out nice. Will the haze go away after buffing? Thanks for you help.

  4. Member BASSCAT7's Avatar
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    #4

    Re: wet sanding (ironworker3)

    <table width="90%" cellspacing=0 cellpadding=0 align=center><tr><td>Quote, originally posted by ironworker3 &raquo;</td></tr><tr><td class="quote">Thank you. The sticker that was removed was a big ruler. The boat is a 1990 and I think that it is going to turn out nice. Will the haze go away after buffing? Thanks for you help. </td></tr></table>

    If you get all the oxidation off the gelcoat it will look hazy when it is dry from the sanding marks.
    The buffer with compound will remove the sanding marks and the glaze/polish will put a gloss back on the gel.
    then wax to keep it sealed.

  5. Member
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    #5
    My boat is a 1985 Winner in which I removed the factory logo to find the gelcoat gleaming under the sticker. With some elbow greese, the rest of the boat looks just like the gelcoat that was under the sticker. Today I will be moving up to the 2nd sanding with 1500 grit.
    Catch a big bass is like peeing yourself. Sure, everyone can see it, but only you get to feel the warmth

  6. Member
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    #6
    good luck you have got a job post pic

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