ATM INDUSTRY AFG series Grizzly Vibrating Feeder is widely used in aggregate, sand, metallurgy, coal, chemical industry, construction material, grinding industry, to feed the raw material from the stock bin to crushing or screening equipment, evenly and continuously. Overall robust, high-strength steel structure can bear large-size rock impact. Scalping grizzlies will pre-screen raw material to remove clay and dust and optimize the primary crushing performance. Grizzly rack is usually double or triple layers, and the gap between grizzly bar is adjustable.