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 ... heat; therefore, there is no worry about any scar left on product surface, which is the characteristic of conductive weld. ...