A coin is described as having a planchet error when there are imperfections or damage that occurred before the coin was struck, namely during the production of the planchet . These include bumps, nicks and impurities of the metal. Planchet errors have a negative effect on the price.
Planchet errors encompass all mistakes resulting from a defective blank, whether or not it has passed through the upsetting mill. One error that can occur is ... |
A split planchet coin error occurs when, during the preparation of the planchet strip, impurities such as gas, dirt, or grease become trapped under the surface ... Planchet preparation errors · Split planchet · Strike errors |
Definition: A wrong planchet error is exactly what the name indicates – a coin struck on a planchet intended for another denomination (domestic or foreign). |
12 янв. 2023 г. · A blank planchet error is one where the punched disks that are intended to be struck by the dies are not struck. They might be ejected prior to ... |
5 апр. 2016 г. · According to the “bible” (aka the Red Book) if a coin is not whole, missing 10-25% of its material, is is called a Clipped Planchet. |
Part V. Planchet Errors: · Misaligned holes · Double punched center holes. One hole centered · Irregular center holes · Abnormally small hole · Partial hole (from ... Split planchet: Before strike · Gas Bubbles · Lamination Cracks · Slag Inclusions |
9 апр. 2024 г. · Planchet Errors at the Australian Mint Turn Common Coins into Rarities. Modern quality control reduces the number of mis-strikes circulated, but ... |
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