1. U.S.A crusher, made by Sanland. 2. Extremely ... or moderate rocks (with compression strength about 100MPA) widely in the industries of mines, rock crushing grounds, metallurgy, building ... gyratory crusher design and manufacture technique from fuller corp.u.s in 1986, including five sizes: 54-74, 54-84 ... open mine and ore dressing plant.Fuller corp.U.S is one of the major Gyratory crusher manufacturers, ...