Ceramic Ball Mill Back Pati

The powders were placed in ceramic crucibles with lids and heated to 400 c for 6 h with a ramp rate of 3 c/min to remove any water content.After being dried, the powders were mixed into 100 g batches and then placed on a ball mill overnight for thorough mixing.Table 1.Sio 2 and yf 3 compositions.M.Suput, r.Delucas, s.Pati,.