Grizzly screen, as heavy-duty rod vibrating screen, is a high-strength linear vibrating screen suitable for large impact load conditions. It is an ideal equipment for processing raw materials with high content of fine-grained materials such as blasting rock, gravel and riverpebbles. It is widely used in quarries, mines, building materials, electric power, coal mines and chemical industries, and it's suitablefor inspection and screening before rough crushing and secondary crushing.