May 10, 2012 10:18 AM EDT
In 1986 I wrote in "Glass on Metal" the description "Preparing Thin Gauge Sheet Copper To Minimize Warpage As It is Enameled". It is specially qualified for larger wall plates.
This is a professional Methode, but it is a lot of work. If you are interested, have a look HERE or down on this page under PDF-File "blech spannen" .
Edmund
In 1986 I wrote in "Glass on Metal" the description "Preparing Thin Gauge Sheet Copper To Minimize Warpage As It is Enameled". It is specially qualified for larger wall plates.
This is a professional Methode, but it is a lot of work. If you are interested, have a look HERE or down on this page under PDF-File "blech spannen" .
Edmund