| 摘要 |
FIELD: the invention refers to the field of metallurgy. ^ SUBSTANCE: the resistor electrical furnace for heating large ingots has a casing, a working chamber with a lining and a small door, a retractable tray, electrical heaters, a power supply and a system of automatic regulation of temperature. The length of the retractable tray is 0,6-0,9 of the common length of the furnace, whose other part adjacent to the rear end-face of the wall of the furnace is fulfilled stationary. ^ EFFECT: prolongs the tenure of employment of the heaters. ^ 4 cl, 2 dwg |
