Aluminum polyester film


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  • Japan Suzuki Zhaoli, Fukuda Shih, and others invented a fine copper foil manufacturing method that can be used for high-density fine lines, can produce 3μm, 5μm ultra-thin copper foil, customarily called carrier copper foil, the specific method is to use A 12-70 μm electrolytic copper foil, rolled copper foil or aluminum foil Suppliers is used as a carrier, and then the carrier is plated with a peeling layer, a diffusion layer, and a copper layer, and the copper plating layer is pressed against the insulating substrate, and then the carrier copper foil is peeled off. Copper clad laminates made from ultra-thin copper foil can be obtained.

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