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Sunday 11 October 2026 23:02:24 GMT
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Original Video Credit: IG/goldone_ultrasonicwelding Dozens of fine copper strands are pressed together beneath a metal welding tool, forming a compact electrical connection in seconds. The process is called ultrasonic metal welding, and unlike conventional welding, it produces a solid bond without melting the copper. The machine applies pressure while transmitting rapid vibrations through the wire bundle, joining the individual strands into a tightly consolidated connection. Ultrasonic welding typically uses mechanical vibrations at frequencies around 20 to 40 kHz, far above the range of human hearing. A vibrating tool called a sonotrode transfers this energy into the copper while a supporting anvil holds the material in place. The combination of pressure and microscopic movement disrupts surface oxides and contaminants, allowing clean metal surfaces to come into intimate contact and form a solid-state metallurgical bond. Although localized heating occurs, the copper remains below its melting point. The technique is widely used in automotive wiring harnesses, battery manufacturing, electrical terminals, and industrial electronics. Because it does not require solder, filler metals, or an open flame, ultrasonic welding can produce reliable electrical connections while limiting thermal damage to surrounding components. Its speed, repeatability, and ability to join multiple fine strands make it particularly valuable in modern electrical manufacturing. #shorts #Science #education #learn #invention
Original Video Credit: IG/goldone_ultrasonicwelding Dozens of fine copper strands are pressed together beneath a metal welding tool, forming a compact electrical connection in seconds. The process is called ultrasonic metal welding, and unlike conventional welding, it produces a solid bond without melting the copper. The machine applies pressure while transmitting rapid vibrations through the wire bundle, joining the individual strands into a tightly consolidated connection. Ultrasonic welding typically uses mechanical vibrations at frequencies around 20 to 40 kHz, far above the range of human hearing. A vibrating tool called a sonotrode transfers this energy into the copper while a supporting anvil holds the material in place. The combination of pressure and microscopic movement disrupts surface oxides and contaminants, allowing clean metal surfaces to come into intimate contact and form a solid-state metallurgical bond. Although localized heating occurs, the copper remains below its melting point. The technique is widely used in automotive wiring harnesses, battery manufacturing, electrical terminals, and industrial electronics. Because it does not require solder, filler metals, or an open flame, ultrasonic welding can produce reliable electrical connections while limiting thermal damage to surrounding components. Its speed, repeatability, and ability to join multiple fine strands make it particularly valuable in modern electrical manufacturing. #shorts #Science #education #learn #invention

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