Laser cutting circuit boards

Science Technology
Laser cutting circuit boards

Jean-Baptiste Labrune and his research group at MIT’s Tangible Media Group have been experimenting with using a laser cutter to turn ordinary materials into printed circuit boards (PCBs). They have a clever process for making the traces. Since it is very difficult to cut metal with a laser, they can’t start with a solid sheet of metal material and burn away the parts that they don’t want. Instead, they put a piece of masking tape over the material that they want to make traces on, then use the laser to burn off the tape in places where they want metal to be. Finally, they use a paintbrush to apply conductive paint into the newly cut grooves, and remove the masking tape mask.They’ve got some more photos of the process in a Flickr set. [thanks, Akiba!]

5 thoughts on “Laser cutting circuit boards

  1. Duane Morris says:

    It’s very marvelous. Now, that there are lasers that will help you cut PCB or circuit boards, there will be no more hassles in doing it but maybe there is still a bit difficulty in handling this kind of electronic device.

  2. The Expert says:

    Metal stencils; uncompromising quality of laser cutting
    ensures that SMD stencils for applying paste are made to the highest quality
    standards, Precise cutting; laser cutting of metal materials offers competitive
    prices and reliable quality, Thickness: 100,120,150, 200, 250 microns, Stainless
    steel, etc are the feature of  laser
    cutting for circuit boards.

    structural engineering

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  5. amyluzano says:

    In Laser cutting machines PCB circuits are used to process, making the trace of the cuttings. But how to clearing the design of the material and how to conduct design when we working on the law’s machine. It’s important for the machine part.

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