Ultrasonic Metal Welding - A Primer
2014-5-9 · connects to foil in photovoltaic panels. Ring Welding A circular tip used on a spot welder may be used to form a ring weld. The diameter is limited to about 3/8 inch. The shape can be circular, oval or elliptical. Microelectronic Welding Fine wire bonding represents the earliest widely used application for ultrasonic metal welding and still
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