Ring Granulators are Strong & Reliable and work on definite rolling action. These machines are recommended for basically coal and is also used to crush gypsum, chemicals and mildly hard minerals. These machines have low maintenance and spares are easily changeable that is why most of the operation maintenance engineers opt for these type of machines. The outer frame is made up of rolled steel plates, with ribs on the outer frame to make it extra strong, inside the frame are renewable liners which increase the life of the frame. The Rotor shaft is made out of forged steel. The suspension disc and bars are made out of alloy steel. The Ring type hammer consists of both plain & toothed design made out of graded Mn.steel for maximum abrasion resistance. They are placed alternatively for maximum crushing action.