Pistol Type 35Khz Ultrasonic Riveting Welding Device for Cloth Spot Description: Ultrasonic spot welder welding principle is to convert 50/60 Hz current into 20, 28, 35 kHz electric energy through ...View More
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35Khz Riveting Ultrasonic Plastic Welding Machine Pistol Type , Portable Ultrasonic Welder For Cloth Spot