ACG website claims PCGS uses PVC slab inserts

The ACG website says that the clear ring that PCGS puts around coins to adapt them to the slab is PVC and will eventually cause damage. I'm well aware of how dubious the source of this information is, but is there any truth to it?
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<< <i>The ACG website says that the clear ring that PCGS puts around coins to adapt them to the slab is PVC and will eventually cause damage. I'm well aware of how dubious the source of this information is, but is there any truth to it? >>
I hope ACG actually states this as fact, just so PCGS can sue them if it isn't true.
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<< <i>but is there any truth to it? >>
No.
Russ, NCNE
<< <i>I hope ACG actually states this as fact, just so PCGS can sue them if it isn't true. >>
They don't. They carefully hint.
Russ, NCNE
<< <i>developed a course entitled "How To Become A Coin Dealer The Professional and Ethical Way." >>
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In this paragraph PCGS is not mentioned, but instead ACG says, "Our competitors." The paragraph before and the paragraph after both mention PCGS by name. This is the careful hint that Russ mentioned, careful enough that the first time I read it I thought it specifically said PCGS used PVC washers.
Edited to add: the next paragraph says:
"All other services use a soft rubber washer or an insert to cut cost which, over time (5 to 15 years), will leach PVC film onto the coin's surface, especially proofs."
"All other services" would certainly include PCGS, especially when they are named throughout the document. Are these fighting words?
Russ, NCNE
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Must be huh? they dont show up in my Mint plastic so it has to be ..tic
<< <i>I thnk the problem comes from many people thinking that any soft rubber or plastic is "PVC". This is because nobody bothers to learn what PVC is, or that the stuff on "PVC" contaminated coins is not PVC at all. >>
Someone else has stated this but can't remember. So what's the test? Copper wire that has been flame cleaned. Then this wire is used to burn a small piece of the material, to be tested, in the torch flame. I can't remember what the color the flame will change into if there is PVC present. Is it green? But I was informed at one time that it wasn't PVC that changed the flame.
Leo
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I just thought that I would throw that out there..........but I did measure them!
Leo
The more qualities observed in a coin, the more desirable that coin becomes!
My Jefferson Nickel Collection
The copper wire is used to melt some of the stuff onto it plus a little extra for positive identification.
I have tested the PCGS round rubberized ring with the copper wire and put it into the strong blue flame of the propane burner numerous times over the years.
If the color turns green then there is PVC. I have never found PVC in the PCGS rubberized rings over the years.
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<< <i><<<<<<<Someone else has stated this but can't remember. So what's the test? Copper wire that has been flame cleaned. Then this wire is used to burn a small piece of the material, to be tested, in the torch flame. I can't remember what the color the flame will change into if there is PVC present. Is it green? But I was informed at one time that it wasn't PVC that changed the flame.>>>>>>>
The copper wire is used to melt some of the stuff onto it plus a little extra for positive identification.
I have tested the PCGS round rubberized ring with the copper wire and put it into the strong blue flame of the propane burner numerous times over the years.
If the color turns green then there is PVC. I have never found PVC in the PCGS rubberized rings over the years. >>
Thanks Orv
I'll just put that propane torch away before I hurt myself!
Leo
The more qualities observed in a coin, the more desirable that coin becomes!
My Jefferson Nickel Collection
“In matters of style, swim with the current; in matters of principle, stand like a rock." - Thomas Jefferson
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<< <i>That's been on the ACG site for a long, long time. I'm surprised that PCGS hasn't sent a cease and desist letter. The fact that they haven't, I guess, shows how seriously PCGS takes ACG. >>
The ACG website used to brag about a six-figure amount they got PCGS to pay ACG as the inventors of a slab for professionally graded coins.
<< <i>
<< <i>The ACG website says that the clear ring that PCGS puts around coins to adapt them to the slab is PVC and will eventually cause damage. I'm well aware of how dubious the source of this information is, but is there any truth to it? >>
I hope ACG actually states this as fact, just so PCGS can sue them if it isn't true. >>
I agree.
I'd like to see someone sue ACG's pants off.
After I was dropped from the original ACG lawsuit, I wanted to countersue them. Bottom line, my lawyer felt they had no pants left.
Coin's for sale/trade.
Tom Pilitowski
US Rare Coin Investments
800-624-1870