T21系列电热远红外型芯烘干炉是通过正式鉴定、国家授予标准型号的型芯烘干设备。本炉用于铸铁、铸钢车间各种尺寸的粘土砂、合脂砂、树脂砂等铸型和型芯的烘干。也可用于熔炼前的全属炉料予热。该炉可单机使用、也可上生产线使用。该炉的主要特点是:与燃煤炉相比,节省时间50%,降低成本30%;比电阻炉节电20%～40%。根据烘干炉容量及型芯大小的不同,烘干时间最短1.5小时、最长不超过16小时,一般 T21 series of electric far-infrared core drying furnace is officially identified, the state awarded the standard model of the core drying equipment. The furnace for cast iron, cast steel workshop of various sizes of clay sand, co-sand, resin sand and other molds and core drying. It can also be used to preheat the entire furnace before melting. The furnace can stand-alone use, but also on the production line. The main features of the furnace are: Compared with the coal-fired furnace, saving time 50%, reducing the cost of 30%; than the resistance furnace 20% to 40%. According to the size of the drying oven capacity and the different core, the shortest drying time of 1.5 hours, the longest no more than 16 hours, the general