... welding machine ,It is suitable for single and double sides plastic packings, printing and leather printing. High Frequency ... stationery, drugs, candy,electronic parts, hardware and etc.High frequency machine specification: ATTRIBUTES:HX-5000A Output Power :5000WIInput Power ... :8KVAPower Voltage:220V or 380(220Vor380V)50HZOscillation frequency :7.12MHZRectifier :Silicon Diode Way of pressure ...