Fixed Centre Drive Pulleys for speed variation ratio of 1:7. Wide V belts used for the drive. Vary the speed by fixed centre distance using variable speed pulleys on both driver and driven shafts. The driveR pulley is the Control pulley and the driveN pulley is the Spring loaded pulley. The sliding connection between the variable speed pulley hub and disks is through a coated round hub guide. No maintenance required, lubrication free.
Available for power rating from 0.18 Kw to 45 Kw.