What are the problems to be paid attention to sheet metal processing

Gold processing, the contents of the knowledge contained in it, through the previous articles, we have reached a comprehensive degree of this? In small series, it is not yet reached, so the following, then to explain on the go, so that we have to learn the content, to learn, and then to achieve the above objectives as soon as possible.
1 metal and V profilers groove processing, what is the relationship between them?
Answer: in general, plate bending process of sheet metal is 90 degrees, needs to be realized through V pressure groove profilers. So it can be said that they are the relationship between tooling and tools.
2 are all materials available for sheet metal processing?
Answer: in the right way, it should be the vast majority of materials can be sheet metal processing, but also look at the specific processing equipment, so not all, this statement is too absolute.
3 what is the hole spacing and hole margin in sheet metal processing?
A: the distance between the holes in the sheet metal processing in Xiamen refers to the distance between two adjacent rows. Hole margin is the distance between the first row and the free surface.