Niewmismatic Error Coins

Malaysia 3rd Series (M3S) 20 Cents Struck On 10 Cents Planchet Wrong Stock Error Coin.

A planchet is produced by punching blanks from sheet metal stock specially made for the types of mint blanks required. After the blanks are punched they are rolled on the edge placing an upset needed for the minting process. The blanks are then washed and annealed making them ready for the minting process

Left: Wrong Stock Error. 20 Cents on 10 Cents Coin Planchet (Reverse). Right: Original 10 Cents Coin.(Reverse)

There are several types of planchet errors that include: improper alloy, wrong stock, imperfect blank, and lamination.

Left: Wrong Stock Error. 20 Cents on 10 Cents Coin Planchet (Obverse). Right: Original 10 Cents Coin. (Obverse)

A planchet error can be caused by using a blank intended for a different denomination.The result of using a blank intended for another denomination is called the Wrong Stock Error.

Struck on wrong planchet, sometimes classified as a Striking Error and sometimes classified as a Planchet Error, a coin struck on an incorrect planchet occurs when mismatched planchets are fed into a coin-stamping press. This results in a coin that has been stamped with a design intended for a differently sized coin. The resulting errors are prized by collectors, though they are usually caught during the manufacturing process and destroyed.

Wrong Stock Error. 20 Cents on 10 Cents Coin Planchet (Reverse).

A wrong planchet most often occurs when a denomination is struck on a planchet of a different denomination. Some examples include 50 cents struck on a 20 Cents planchets, 20 Cents on 10 Cents planchets, or 1 Cent on a 5 cents planchet.

Wrong Stock Error. 20 Cents on 10 Cents Coin Planchet (Obverse)

Please take note, in a normal coining process, a denomination using a smaller planchet will never can be struck on a stock that intended for a denomination using bigger planchet. For instant, a Malaysia 5 Cents coin will never can be struck on a planchet that intended for 10 Cents coin or a 1 Cent coin will never can be struck on a 50 Cents planchet. If you come across such error coins, likely there are the assisted error coins.