Onepass Hammer Mill
Crushing Plant Flowsheet & Design-Layout. Crushing Plant Flowsheet & Design-Layout. Previous Next View Larger Image. In the crushing section, the ore as it comes from the mine is broken down dry to a size suitable for the wet grinding machines ; these can, if necessary, be made to take lumps of 2-in. size, but they work much more efficiently if their feed is ½ in. or less.