... Iron ore, Ilmenite, Chromite, Pyrite, Zircon and Rutile, Monazite, Tungsten ore, Tin, Tantalum ore Zhengzhou Yufeng Heavy Machinery Co., Ltd ... has been one of the largest mining machinery manufacturers in China. It mainly deal with Crushing ... Iron ore, Ilmenite, Chromite, Pyrite, Zircon and Rutile, Monazite, Tungsten ore, Tin, Tantalum ore, Niobium mine and other non-ferrous ...