... ,1500,3000,4000,6000,Rolling moment (KN * M): 60,100,150,400,500,850technical note:1.Roll gap adjustment device for ... thread.3.Locking by spring locking plate mill, hydraulic opening.4.Roll balance balance with multiple disc spring.5.Bearing lubrication ... from rolling force.Stiffness and rolling stability. Baking-free brick machine of building material