Mechanical Activation in the Material and Waste Processing

1. Working processes of raw material preparation, detailed specification of preparatory processes of mechanical loosening of mineral resources, purpose of crushing and grinding
2. Representation of crushing and grinding methods, decisive properties for the selection of suitable crushers and mills
3. Degree of crushing and grinding, cutter machines according to the degree of crushing, losses during crushing and grinding, crushing in open and closed circuits
4. Facilities for crushing – crushers, jaw crushers, principle of crushing in jaw crushers.
5. Cone crushers – acute-angled, obtuse-angled, principle of crushing in cone crushers.
6. Roll crushers – single-roll crushers, two-roll crushers with smooth rolls, with spiked rolls, three-roll and four-roll crushers
7. Hammer crushers, impact crushers, disintegrators - their description, characteristics and utilization.
8. Grinding – significance, areas where mills are vital technological facilities, ball mills, grinding bodies of ball mills, unloading ball mills
9. Bar mills, vibration ball mills, autogenous grinding, special methods of grinding and their application. Machines and equipment for conditioning of waste
10. Sorting of mineral resources and products of preparation; substance and significance of sizing on screens and sieves, sizing efficiency, sizing procedure.
11. Sizing areas – classification according to the method of production and material character.
12. Grizzly screens, their characteristics, main types. Grading screens, types, characteristics, examples of screens, dewatering and desliming sieves
13. Grading cyclone thickeners, principle, their function, diagram, examples of application, air separation