CX—20TA Ultrasonic metal sealer:Application to refrigerator , air-conditioner copper tube sealing , vacuum parts sealing , vacuum parts copper and Al tube sealing.Parameter:①Welder size: 90x470x215mm②Working frequency: 20 KHz③Welder weight:17.5 kg④Working air pressure:0.5kgf/cm2-6.0kgf/cm2⑤Working voltage: 220V∽/50 Hz⑥Power capacity : 3600W⑦Suitable tube:∮2-∮10mm