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  • Relatively low-end cold rolled steel metal trumpet mesh. The metal horn grille of cold-rolled steel is widely used in some early BBA models.

    2020-06-23

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  • At present, there are two kinds of speaker nets for automotive interiors, mainly plastic and metal. Among them, plastic speaker nets account for the vast majority.

    2020-06-23

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  • Usually referred to as etching or photochemical etching, it refers to removing the protective film of the area to be etched after exposure to plate making and development, and contacting the chemical solution during etching to achieve the effect of dissolving corrosion and forming irregularities or Hollow molding effect.

    2020-06-20

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  • Metal foil tape: Relatively easy to manufacture. The use of aluminum foil and copper foil backing tape provides excellent shielding performance without expensive metal plating on the case.

    2020-06-20

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  • Electronic equipment manufacturers usually use electromagnetic interference (EMI) and radio frequency interference (RFI) shielding measures to protect sensitive digital circuits from external radiation, and also limit the potentially harmful radiation emitted by their products.

    2020-06-15

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  • Lead frame, as a chip carrier for integrated circuits, is a key structural component that realizes the electrical connection between the chip's internal circuit lead-out and external leads by means of bonding materials (gold wire, aluminum wire, copper wire). It plays the role of a bridge with external wires. Lead frames are required in most semiconductor integrated blocks, which is an important basic material in the electronic information industry.

    2020-01-16

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