Product information: This screw conveyor made by our company can convey all kinds of materials economically and effectively. In the process of industrial production, it can be used as a continuous production link among mechanical equipments, realizing continuity and automation of the production process, enhance the productivity and lessen the intensity of labor. It adopts the friction transmission principle to moving.  Function and use: Giant transporting abilitly, long transporting distance, steady transportation and there is no relative movement between materials and the convey belt, It possesses these merits: Little noise, simple structure, easy maintenance, low energy consumption and standard components, etc. Therefore, it is widely used in mining, metallurgy, chemical, foundry, building materials and other transporting industries, production lines, the hydropower station construction site and port and other production departments. After sales service: The quality guarantee is 12 months after finishing the trial run of machines which has been shipped to the buyer side. If any part (excluding easily damaging parts) is found defective in quality within warranty period, we would like to replace it for free. After warranty, spare parts can be replaced based on favorable price.