Cone Crusher Parts Mineral Processing & Metallurgy
Feb 19, 2017 Cone Crusher MANTLE. The Mantalloy head mantle of this cone crusher is a replaceable wearing surface. It is made of alloyed manganese steel, and is held in place with a self-tightening head nut. On the 51-in. Hydrocone crushers and larger, the bottom portion of the mantle is ground to gauge to fit the head center, and the top portion is zinced.