Raw materials are uniformly fed on the mesh-belt / plate belt by distributor. The mesh-belt / plate belt is drawn and moved inside the dryer by a driving device. The dryer is consisted of several independent drying sections. Hot air circulated separately and independently in each section. Part of damp air will be exhausted by exhausting fan. Hot air penetrates the belt from top to bottom or from bottom to top, and this will complete the heat and mass transfer process. Moving speed of belt is adjustable. The top and bottom circulation units can be freely equipped according to customer's requirement.
The belt dryer is an ordinary continuous drying equipment. It is widely used for chemical industry, foodstuff industry, pharmaceutical industry, construction materials industry, electronic industry and so on. Especially it is suitable for drying raw materials that are good in breathability and have the shape of pieces or strip of granule. It is also possible to dry the pasted raw materials such as filter cake after shaped through granulator or extruder.