... hard and brittle materials, such as rock, grinding material, refractory material, cement clinker, quartzite, iron ore and concrete aggregate; and ... making for construction and road paving, railway,, water conservancy, cement and so on. Advantage 1 Novel: The equipment has ... and energy-saving. 2Widely used in crushing granite, basalt, cement clinker, quartzite, corundum, iron ore and so on. Overcome ...