山东省农机所、山东潍坊地区农机所、临朐拖拉机厂共同研制的5HY—2型谷物干燥机于1982年6月通过新产品鉴定(部级)。该机主要用于干燥麦类、玉米、高粱、水稻等谷物,更换冷却段筛网,还可干燥油菜籽。在国营农场、农村两年多的使用证明,对含水率在23%以下的谷物可一次干燥达到入库标准。干燥能力为20吨/小时·1%,排水量200公斤/小时 5HY-2 grain dryer jointly developed by Shandong Agricultural Machinery Institute, Shandong Weifang Agricultural Machinery Institute and Linli Tractor Factory passed the appraisal of new products in June 1982 (ministerial level). The machine is mainly used for drying wheat, corn, sorghum, rice and other grains, replace the cooling section of the screen, but also dry rapeseed. In state farms, the use of rural areas for more than two years proves that the grain moisture content below 23% can be dried once and reach the storage standard. Drying capacity of 20 tons / hour · 1%, displacement of 200 kg / hour