Polishing slabs

Discussion in 'Coin Chat' started by Owle, Jan 17, 2023.

  1. Owle

    Owle Junior Member

    I realize that this product is better than many other options. http://www.slabrenew.com/

    But I don't want to make a special order if at all possible. I've tried Maguire's Cleaner Wax but that doesn't seem to help much with annoying stuff on slabs, not scratches or scuffs but minor surface stuff. Any recommendations? Thanks.
     
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  3. ToughCOINS

    ToughCOINS Dealer Member Moderator

    Anyone can very easily pick loose matter off with Scotch tape.

    Just a little trickier is getting off that gummy residue left by old stickers . . . I again use Scotch tape, roll it hard onto that stubborn residue, and then peel the tape back off again, lifting some residue with it. Rinse and repeat enough times, and you'll get it all.

    As for scratches in the plastic, I think all you can do is abrade the rest of the plastic surrounding the scratches until they finally disappear. I've wasted enough of my time trying to fix abused slabs with Slab Renew . . . I just sell'em as I buy'em.
     
    Abramthegreat and Owle like this.
  4. Pickin and Grinin

    Pickin and Grinin Well-Known Member

    I use Ronsonol lighter fluid. It removes it in an instant with a qtip. And doesn't change the slab.
     
    alurid and Owle like this.
  5. ToughCOINS

    ToughCOINS Dealer Member Moderator

    I don't smoke, and didn't think of that!

    Of course, even if I had other solvents, I probably wouldn't use those in my home either. I'll keep using the tape, thanks.
     
  6. Owle

    Owle Junior Member

    What I'm dealing with with modern 70s is less the sticky stuff but more hard to define stuff patches of surface schmutz light and will not polish off. Is that a deal killer for collectors of PCGS 70 coins? NGC slabs have a rubbery component less likely to have this problem.
     
  7. green18

    green18 Unknown member Sweet on Commemorative Coins

    Much better than acetone........ devil.gif

    And if ya don't believe that, kids, just put some (acetone) in a Styrofoam container and see what happens .........
     
    SensibleSal66 likes this.
  8. Owle

    Owle Junior Member

    Or as a dealer once told me acetone is more effective when heated....
     
  9. green18

    green18 Unknown member Sweet on Commemorative Coins

    That could be...............dangerous.
     
    SensibleSal66 likes this.
  10. Pickin and Grinin

    Pickin and Grinin Well-Known Member

    I only keep it around to remove stickers.
    I do smoke but ronsonol is no different than charcoal lighter fluid. Everyday things you find in a garage.
     
  11. Pickin and Grinin

    Pickin and Grinin Well-Known Member

    Don't try that on a slab, it'll melt it in a heartbeat.
     
    green18 likes this.
  12. ToughCOINS

    ToughCOINS Dealer Member Moderator

    Agreed, but I believe it was developed and marketed for wick fluid in cigarette lighters.
     
  13. Pickin and Grinin

    Pickin and Grinin Well-Known Member

    Definitely, I use to collect Zippo's.
    That was until my pocket lit on fire one day.
     
  14. Publius2

    Publius2 Well-Known Member

    I find Goo Gone effective at removing the gum residue from stickers. A little bit on a paper towel is all you need and some elbow grease. Don't use much at all as it's hard to remove the last bits of it from the slab and I don't want little pools of it in the crevices. No negative effect on the slab that I have been able to discern.

    I've had various measures of success (from no success to complete success) removing scratches using several brands of polishing compounds including Mequiars PlastX, and Novus. None seem to have much effect on significantly deep and broad scratches/gouges. Seem to work better on PCGS slabs than on NGC.

    When I take photos, if the slab has small scratches and scuffs, rather than trying to polish them out I dab on a very small amount of clear mineral oil and wipe off the excess, sometimes having to work the oil into the scratch. The oil fills the scratch making it invisible to the camera. Clean off when the photo session is over.
     
    Owle, SensibleSal66 and LakeEffect like this.
  15. LakeEffect

    LakeEffect Average Circulated

    On the audio forums I read, Novus and Zain Brothers get good marks for restoring turntable dust covers. Should be similar to a slab, I would think.

    Disclaimer: I've never used either. I buffed my plastic headlights once with 3M product and they came out pretty good.
     
  16. Randy Abercrombie

    Randy Abercrombie Supporter! Supporter

    Turtlewax headlight lens polish. I have had a bottle for years and use it on all my scratched slabs. Makes them good as new. Don’t let the stuff get on the hologram. It will take it right off.
     
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  17. SensibleSal66

    SensibleSal66 U.S Casual Collector / Error Collector

    Oh boy, now we are polishing slabs? What else am I missing here? Now that I think of it.....I have a few slabs with scratches as well but against using solvents on plastic. Just my opinion. ;)
    I say leave them be and stay away from scratched slabs when making a purchase online or in person. Once again, just my personal preference. ;)
     
  18. Vertigo

    Vertigo Did someone say bust?

    This is what I use. Makes old rattlers look new again! It is harder to clean up NGC slabs though
     
    Randy Abercrombie likes this.
  19. Vertigo

    Vertigo Did someone say bust?

    Yep wait until our grandkids are having slabs graded! Details- polished details- scratched
     
    Randy Abercrombie likes this.
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