Specifications 1. high efficiency, competitive price 2. low power and non-environmental pollution 3. stong ... 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 Gypsum4. light burning magnesium,5. iron oxide skin,6. manganese alloy,7. sludge, gypsum,8. ...