Heavy inertial screen GIT-53 (GDSMT-53) is a heavy type of inertial screen, which is designed for intermediate and commodity separation into fractions of such materials as gravel, crushed stone, gravel-sand mass, crushed stone and others.Heavy inertial screen GIT-53 (GDSMT-53) is a heavy type of inertial screen, which is designed for intermediate and commodity separation into fractions of such materials as gravel, crushed stone, gravel-sand mass, crushed stone and others.