http://taste-yorkshire.com/project/vinaigrette/ Sheet metal embossing is a process for producing raised or sunken designs or relief in sheet metal. This process can be made by means of matched male and female roller Dies, or by passing sheet or a strip of metal between rolls of the desired pattern.
http://wargereavy.com/dissemination/ The metal sheet embossing operation is commonly accomplished with a combination of heat and pressure on the sheet metal, depending on what type of embossing is required. Theoretically, with any of these procedures, the metal thickness is changed in its composition.
Magumeri The following metals are suitable for embossing:
Aluminium (all Alloys)
Cold rolled steel
High strength, low Alloy, steel
Hot rolled steel
Steel (all Alloys)