Metal letter Stickers gold nickel copper electroforming technique processes
Metal letter Stickers gold nickel copper electroforming technique processes, electro forming letters plating technique
Metal letter Stickers gold nickel copper electroforming technique processes, electro forming letters plating technique
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please tell me the composition of the solution? everything up to this point is clear the photoresist is applied, we produce light, and now we lower it into the solution, but I can not find the composition
Who can describe this process? and what is the composition of?