triturador de rolo de mesin fb
britador rolo crusher . Lab Double-roll Crusher. Roll crusher is also named double-roll crusher,roll-type crusher.It is usually used to crush the raw materials such as coal, coal gangue, coke, lizenithne, sulfur ore, phosphate rock and etc, which are usually crushed in middle or fine size by the way of roll extrusion .Roll crusher is widely used in the fields of ore dressing, chemical .