... 3.Safety control system Membrane structure welding machineFeature1, stable HF output: international ... machine head, adjustable pressure according to 3, Wave interference resistance device 4, pedals locating with pneumatic assistance heating device 5, automatic ... , etc. Technical parameters Brand nameMembrane structure welding machine ModelJL-10000KJL-12000KPower10000W12000WPower380V 3 AC 50/60HzPower ...