... hard final products Steel slag briquetting machine(Hot sale in Europe)IntroductionCoal ball briquette machine is mainly for crushing coal powder ... pond slob, fire coat, steel slag, iron fine power, aluminium ash powder, silicomanganese mineral powder, etc.Finished shape:the shape ... , such as round, goose egg, pillow, square, strip, etc. with certain binding agent added.Features:It show the features of ...