question for you paint guys,,,,,

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  • Cooper
    Fast Electric Addict!
    • Jan 2011
    • 1141

    #1

    question for you paint guys,,,,,

    Im not up on my paint knowledge. I'm getting ready to paint a hull. My question is if I can use waterborne paint as a base and accents then clear with a 2k clear coat? I don't mind using oil base paints. It would be easier for me to use waterborne paints for most of my airbrushing. As I only have one brush and it's easier to clean than solvent base. (and it doesn't penetrate into the house from the garage as much- upsets the other occupant of the house ). From what I know it's fine to paint over oil with water but not the other way, right? But I don't know about clear coating. And if I can't what would I use for clear over waterborne? For the clear I would like to stay with a rattle can. The 2k clear I use is spraymax 2k, I've used it before and I like it for my limited use and knowledge.
  • Cooper
    Fast Electric Addict!
    • Jan 2011
    • 1141

    #2
    Hey I found the data sheet for spraymax and it says it can be used for solvent and waterborne so I guess Ive proven that I am capable of learning on my own,,,,, but I still value anyone's comments. Thanks.

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    • JohnZ
      Senior Member
      • May 2010
      • 254

      #3
      I would contact a local bump and body shop or where custom auto painting is done.

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      • Heaving Earth
        Banned
        • Jun 2012
        • 1877

        #4
        waterbourne is fine to go over anything really.
        when you say oil, what were you planning on using?
        automotive colors are enamal based , waterbourne and lacquers
        clearcoats can be enamal, lacquer, urethane, and sometimes waterbourne.
        not sure where youre getting oil from

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        • Cooper
          Fast Electric Addict!
          • Jan 2011
          • 1141

          #5
          Figure of speech , solvent base not oil. Anyway I figured it out. I'm using hok waterbase then using clear urethane 2k. Was doing alot of color changes and I don't have a limited window for multiple coats using hok

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          • srislash
            Not there yet
            • Mar 2011
            • 7673

            #6
            I haven't had any issues with my clear over the waterbase.I just have issues with waterbase sticking to other paint.

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            • viper1
              Senior Member
              • Jun 2012
              • 218

              #7
              Originally posted by Cooper
              Figure of speech , solvent base not oil. Anyway I figured it out. I'm using hok waterbase then using clear urethane 2k. Was doing alot of color changes and I don't have a limited window for multiple coats using hok
              Urethane clear normally yellows very quickly, but to be honest I'm not sure how it is with 2-pack(component) never used it. At least not in urethane. I prefer acrylics.
              Wisdom is knowing how little we know

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              • JimClark
                Fast Electric Addict!
                • Apr 2007
                • 5907

                #8
                auto clear that i have used (PPG) does not yellow
                "Our society strives to avoid any possibility of offending anyone except God.
                Billy Graham

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                • viper1
                  Senior Member
                  • Jun 2012
                  • 218

                  #9
                  Is that a Urethane based clear?
                  Wisdom is knowing how little we know

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                  • Heaving Earth
                    Banned
                    • Jun 2012
                    • 1877

                    #10
                    Yes. Urethane is what is used on cars

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                    • Cooper
                      Fast Electric Addict!
                      • Jan 2011
                      • 1141

                      #11
                      Originally posted by Cooper
                      Figure of speech , solvent base not oil. Anyway I figured it out. I'm using hok waterbase then using clear urethane 2k. Was doing alot of color changes and I don't have a limited window for multiple coats using hok
                      Oops I'm sorry, was thinking of something else, I'm using createx auto air and wicked colors. Not house of color paint. And yes the spraymax 2 part clear urethane is the clear coat I'm going to be using. One thing I did realize I that I didn't use a base sealer. I'm still learning and it is the first "real " paint job I've done. I used a high build primer. Several coats. Didn't scuff surface enough and didn't use the base sealer recommended. Some spots lifted when taped so hull got striped and supplies ordered. All n the learning curve. Kind of hard for a ignorant sap like myself to know all the steps first go around. :) as with most of my stuff it should turn out good when done just a few more steps forward and several backwards to get there!!!!

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                      • Cooper
                        Fast Electric Addict!
                        • Jan 2011
                        • 1141

                        #12
                        Originally posted by srislash
                        I haven't had any issues with my clear over the waterbase.I just have issues with waterbase sticking to other paint.
                        yea, I hear ya!! I'll have to post some pics on the build pages f my one step forward several backwards progress. I "later" realized I needed to add a base sealer first coat to promote adhesion for first coat. My learning curve in the paint room is starting to get pretty steep!!!!

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                        • viper1
                          Senior Member
                          • Jun 2012
                          • 218

                          #13
                          Originally posted by Heaving Earth
                          Yes. Urethane is what is used on cars
                          Never heard of it, but when i did a search, came up with this: http://www.wisegeek.org/what-are-the...auto-paint.htm
                          What you call urethane, I call acrylic, guess that makes me officially OLD now....
                          Wisdom is knowing how little we know

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                          • Heaving Earth
                            Banned
                            • Jun 2012
                            • 1877

                            #14
                            Urethane is two parts. Like epoxy
                            Cooper, sealer really isn't necessary, it's more for things like, burn throughs or color. Ex would be a bright red, if you go over white it will look different than if you go over gray. Most colors aren't so transparent as red so you can get away without sealer. Keep in mind the more crap you put on, the more chances for failure. Primer isn't needed on gelcoat btw

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                            • Cooper
                              Fast Electric Addict!
                              • Jan 2011
                              • 1141

                              #15
                              Originally posted by Heaving Earth
                              Urethane is two parts. Like epoxy
                              Cooper, sealer really isn't necessary, it's more for things like, burn throughs or color. Ex would be a bright red, if you go over white it will look different than if you go over gray. Most colors aren't so transparent as red so you can get away without sealer. Keep in mind the more crap you put on, the more chances for failure. Primer isn't needed on gelcoat btw
                              Yes I agree, I now know more than when I primed the hull. I am almost done with removing the paint and primer coat. Proof of ignorance- I thought I was doing good, now realize like you said more things to go wrong. Well on the right track now. All in developing another skill set !!!

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