laquer sinkage/dieback

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  • March 2, 2012 at 12:17 am #36093

    we have had a few jobs in work, which after polishing look great but then if they sit for a while the laquer pulls in and looses its gloss. I personally think it has to do with how the basecoats lying before clearcoating and maybe that theres too much material build and its not lying flat. others think its the solvent in the clear. It only happens when clearing over base though but when its clear over clear theres no problems.any ideas?

    March 2, 2012 at 2:28 am #36095

    Youve hit the nail on the head,I would say without looking at the jobs that it’s that your basecoat hasn’t gone on flat enough to grainy or textured creating your sucked into the base look. putting to much basecoat on and not sufficiently drying base can cause this.anything under your clear example etch wet on wet basecoats need to be dry flat and stable before clear or your finish will be compromised.you can buff the clear and it will look great but it sink again.

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