fixed type hopper is suitable to load and unload the coal cinder, the cement powder and the iron powder and so on. It can be designed in nonstandard according to the needer. It can be installed on dust catcher, electric hydraulic door, vibrant supplying material devices and working devices. All of these can greatly improve the working efficiency. The hoppers made by our company are suitable to load and unload the coal cinder, the cement powder and the iron powder grain and so on. It can be designed in nonstandard according to the customer request,It can be installed with dust catcher, electric hydraulic door , vibrant supplying material devices, all of these can greatly improve the working efficiency.