A special design to produce dust masks with filter media in automation. It is easy to change different welding rollers or cutting rollers to make different kinds of dust masks. - Update: 2007-01-12

To weld elastic ear-loop/ head loop onto mask blank outside is by ultrasonic systems. The machine require one worker to feed mask blanks into its conveying jigs,the machine will run and weld automatically to produce finished elastic ear-loop/head-... - Update: 2007-01-12