... 3. stong function and wi Ball press machineCoal Powder Ball Press Machine/Briquette Making Machine Factory direct ... 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 ...