I have used for this pan only the really expensive pork peanut oil, which used a smoke point of up to 235 ° C and thought I was on the safe side ...
However, it is almost impossible to sharply frying in a pan and to prevent the same time that some areas are still heated above the smoke point.
When heated once the smoke point, you can throw away the pan. After that, everything bakes on ...
Professional chefs use stainless steel pots and pans without any coating. I know now why ...
Too bad about the money ...