SUNON SF23080A-2083HBL.GN SF Series 2850 RPM 80 x 80 x 38 mm 31 CFM 220/240 VAC Ball Bearing Fan - 1 item(s)

with all the high-tech hoofla these days the lowly ball feeder sends balls down through tubes to a ball pusher a ball divider positions the balls evenly next comes the ball cage a metal cage that retains the balls in position the balls harden this entire process takes a few days these balls started out as steel wire a machine cut them into pieces and a die punch them into rough balls those balls go into a grinder which removes the bumps then other machines round them out and give them a mirror finish next stop washing they coat these balls with thick oil and a fine stone grit then they get a bath in cleaning solvent after several quality checks the finished balls go into hoppers this vibration tester makes sure the bulb operates quietly some types of balls are lubricated with grease a machine squirts grease evenly then inserts a rubber seal to contain the grease a final quality control