The welding method in which thermoplastic materials are fused together under ultrasonic vibration due to heat generated by friction between surface molecules.Suitable for automobiles, home appliances, healthcare, electronics, etc.Add a film rolling device to the equipment, suitable for products with high requirements for welding surface protection level.Equipment specification and model: Machine specification:● Model FS-1526-P/S： 15KHZ--2600W● Model FS-1542-P/S： 15KHZ--4200W● Model FS-2018-P/S： 20KHZ--1800W● Model FS-2025-P/S： 20KHZ--2500W