... applied to various kinds of materials, such as coal powder, charcoal powder, coking coal, coke breeze, dusting ash, steel slag ... , coal slag, iron fine powder, aluminium ash powder, silicomanganese mineral powder, etc.Raw materials application1.coal2. Charcoal3. Desulfurization ... manganese alloy,7. sludge, gypsum,8. carbon,9. silicon carbide,10. copper powder,11. iron powder12.coke coal