How To Improve Annealing Primers The Drawing Ratio Of A Coil Of Sheet Decreased After Annealing,what Can Be The Causes?Explain.?

The drawing ratio of a coil of sheet decreased after annealing,what can be the causes?Explain.? - how to improve annealing primers

A coil of metal is taken a annealing furnace and to improve their ductility.It is that the blade has a lower ratio, which developed the seized annealin g. Explain what limits set you will see why this is?