Pulley with taper bushing DVS series

beltvariable

TECHNICAL FEATURES - Movement (in both directions) of the conical disks, in perfect simmetry. - Constant and gradual action of the slotted conic Belleville washers. - Wide contact surface of the load bearing hub, with “specially grooved” toothing, made of hardened andtempered steel with antiscuff treatment. The holes for connecting the hubs to the driving shafts are: ISO H7 with key UNI 6604-69. - Conical disks: made of hardened and tempered steel, with antiscuff treatment, up to model DVS 225 (included).For “bigger” size, disks made of cast iron: G 30 UNI5007/69 AL-NI-CR with wear-proof treatment in order to assure better sliding and longer life. - Dynamic balancing: for models: 270 - 310 - 360 only in order to prevent any vibrations at high speeds. As for the standard versions, no dynamic balancing is needed since disks are completely machined.