| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a control method of the runner inner diameter of the groove type induction heating device for allowing extension of the lifetime of a groove type induction heating device by stabilizing an inner diameter of a runner of the groove type induction heating device and stable operation of an induction furnace installed with the groove type induction heating device. <P>SOLUTION: In the runner inner diameter control method of the groove type induction heating device provided for the induction furnace which stores molten iron and formed with a runner by using refractory, alumina system ramming material is used for the refractory when the molten iron is melted by charging iron scrap containing metal aluminum. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
