TB-NE series of chain-bucket elevator are designed and manufactured according to national standards.It uses gravity discharge materials and plate sleeve roller chain linked as the traction pieces. It is suitable for conveying grinding materials that the proportion of their accumulation is not more than 2t/m³,pieces of them are 55,80 and 110mm.The temperature does not exceed 250℃，such as lump coal, gravel, etc.Its conveying capacity is 16-480m³/h and lifting height is 5-40m.