... Briquetting is to transform powdery or granular material into larger briquette with different shapes, such as pillow, oval, square ... , cubic, round shape etc. The charcoal briquette making into different shapes is accomplished by compacting the ... Iron sludge, Precipitator dust, Iron concentrate, Raw material powder, Manganese ore fines, Silicomanganese alloy. etc. CoalCoal powder, Coke powder ...