... ) resistant to heat up to 800celcius degrees,corrosion and scratch 2)have passed FDA, LFGB 3) we have 16,20,24 ... 1) material : borosilicate glass ,expansion coefficient : 3.8*10-7k; 2)higher resistance to heat up to 800celcius degrees,scratch. its ... ,dish waaher and freezer.4)the glass lid is equipped with cast aluminum casserole, cast iron casserole, ect ...