GY high-pressure ball press machine is a kind of pelletizing machine which can feed various kinds of dry and wet powder through the preliminary pressure device compulsorily into the roll press area and make into high bulk density ball. It is mainly applied in the coal, mining, metallurgy, fire-resistant materials, construction materials and other light metal industries Our Company has our own test machine, which can help test the linear pressure of final product, and linear pressure can achieve 300kn/cm.