The refractory materials used in the dryer system are as follows:
　　
1.The inner wall (refractory): clay brick.
2.Coal nozzle: refractory casting material.
3.Exterior wall: ordinary bricks.
　　
Zhengzhou Dingli New Energy Technology Co., Ltd is a professional production of drying machine and auxiliary heat source’s a good manufacturers. The company main has sand dryer, coal drying machine, the steam dryer, return the dryer, the steam dryer, stream dryer for in a variety of materials. Our company has its own experimental equipment and that can pile up various materials drying test, in order to reach the customer's satisfaction.
　　
As the manufacturer of the dryer, supporting the drying machine is essential. We are based on different research and development of heat source, the design of a wide range of hot air stove. For example, the gas furnace, pulverized coal burner, gas and oil for heat exchange furnace, wood boiling furnace and chain row stove and so on.
　　
Our company in the "quality of survival, reputation and development" concept, and strive to create a user satisfaction brand companies. Let customers buy the rest assured that with the comfort. Our company has the latest technology, reliable quality, preferential prices, perfect service and satisfactory products, welcome friends from all walks of life to visit us.