What is the difference between bending machine and rolling machine?

Bending machines are very useful in the industries as they create sheets of metal using some mechanical brakes. Different types of bending machine come in the market according to the sheet type industries required. It is very important to have a proper type of machine for bending as it increases the productivity of the sheet.
Plate rolling machine is a machine which is finding an important role in the industry and cab be defined as a plate rolling machine which gives round or cone shape to the sheet of different metals. Sometimes it is called as roll bending machine or roller machine.