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How are the elements selected in the inoculant? Here is a brief introduction to everyone:

General selection principles:

(1) The inoculation elements that prevent the occurrence of white mouth are: Ba, RE, Sr., Si.

(2) The inoculating elements that promote graphitization are: Ba, Ca.

(3) The elements that can inhibit or slow down the gestation are Ba, Ca, RE.

(4) The elements that the inoculant melts into the molten iron are: Mn, Mg.