The roller grader is equipped with 11 rollers with a diameter of 50 mm (2″) and a length of 1.650 mm (65″). The distance between the rollers can be adjusted continuously with a hand wheel between 10 to 35 mm (0,4″ – 1,38′). The adjustment for size variation alters along the full length of the rollers.
Product which is undersize to the preset grade falls through rollers and can be transported out of the machine or delivered directly into a hopper.
The roller grader is suitable for pre-grading to a base size removing all undersize product.
The capacity is dependent on the product. IRO 2.000 kg/hr. can be reached.
• continuous adjustment of the grading size
• variable grading sizes