1results about How to "Avoid product quality defects" patented technology

The utility model relates to resistance furnace technical field provides a resistance furnace with good heat preservation effect, including resistance furnace shell, resistance furnace shell front end fixedly connected with front seal board, resistance furnace shell is fixed in the heat -insulating layer of heat preservation, the heat -insulating layer both ends side wall all install a plurality of resistance sheet, the ceramic rotation disc of rotation disc bottom -end middle part rotatory connection has, rotation disc lower fixedly connected with connecting shaft, the heat -insulating layer with resistance furnace shell between be provided with drive mechanism, drive mechanism with connecting shaft transmission connection. The utility model discloses, can pass through the rotation of rotation disc, makes the material multi -surface even heating, improves the heating evenness, avoided the product quality defect because of the uneven heating.