... Selling Briquette Making Machine in Low Price Our company Zhengzhou Wanqi Mechanical Equipment ... powder, powder, waste, waste residue, widely used in refractories, metallurgical, chemical, electric factory, ... controlled in the particles should be less than 1mm at 30-40%; 1mm to ... h Annual output(t)10thousand20thousand 30thousand50thousand70thousand100thousand200thousand Width of the roll(mm)250250 300 ...