Ball mill transported by Margaretha Green

A ball mill brought down from Hoyt Lakes in many pieces is being loaded onto the Margaretha Green at the Port Terminal this week for shipment to India. A ball mill is a large steel drum used in the process of making taconite. Steel balls, in the drum, are used to break up hard rock, on its way to becoming marble-sized taconite pellets. Jindal Steel and Power Company in New … [Read more...]