ultrasonic welding for fabric sealing 1.Japan piezoelectricity ceramic transducer 2.PP,PE,PC, ... PVC,ABS,PU,CA,AS,PMMA,welding Ultrasonic welding for fabric sealingThe features of the machine:(ultrasonic welding for textile)1 ... ,Big power,using four balance adjustment,horn-adjustment convenient2,Sheet metal welding nonrectangular columns,avoid fadeaway.3,automatic overloading protection ...