ARMET’s primary VSI Crusher wear parts have the most important role in rock size reduction in mining operations as the crushing process starts from a primary crusher. The highest possible wear life is combined with mechanical reliability through the component’s life cycle. Since production stoppage is very costly for mining operations, the ARMET manganese VSI Crusher wear parts are easy and quick to install. Manganese steel mantle wear parts are provided with different shapes, surface profiles and steel grades. Alloy steel, white iron and manganese steel concave wear parts are designed for the hardest rock surfaces and underground operations.