Roller Crusher Single/Double Roll Crushers JSXC Mine. Roller crusher is a very old crushing equipment that appeared in 1806, and its structure is simple It s iron ore, Quartz Stone, rock gold, rock tantalum niobium ore, rock tin ore, rock tungsten ore, manganese ore, ilmenite ore, Kalbite, limestone, river pebbles, copper ore, bauxite, barite, basalt, etc Therefore the roll crusher ...