... % Market share increased, One-to-one service ApplicationUsed for welding/sealing clear/transparent cylinder bottom(cylinder and disk), which is ... PVC,PETG, APET and PP by high frequency welding machine or ultrasonic welding machine, APET and PP is no ok for ... FeaturesHigh Q value oscillation tube, stable and reliable for outputthe welding diameter is optional, 30mm up to 300mmqualified for different ...