Hot air welding machine for filter bag

This hot melt sewing machine is suitable for nonwoven. 1.sewing speed: 10 meters per min. 2.this machine is weld by hot air. the temperature is from 50---600 deg C, its adjustable, 3.the material can be sewed in this machine is: polyester, polypropylene, pps. 4.the diameter can be from Φ60-- Φ600. thank you.For more information please feel free to contact me.Bond.Thank you.