A rare earth aluminum alloy enameled wire
An aluminum alloy and enameled wire technology, applied in the field of enameled wire, can solve the problems of easily reducing the mechanical strength and electrical conductivity, affecting the super strength of aluminum enameled wire, and high tensile property breakage rate, so as to reduce the molar polarizability and enhance the resistance to electricity. The effect of halo aging, uniform distribution inside
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Embodiment 1
[0038]A rare earth aluminum alloy enameled wire, comprising a rare earth aluminum alloy conductive wire core and an insulating paint layer. The insulating paint layer sequentially covers the first paint layer, the second paint layer and the third paint layer on the conductive wire core from the inside to the outside. Paint layer composition;
[0039]Wherein, the first paint layer is a polyamic acid dielectric layer; the second paint layer is a polyamic acid thermally conductive layer; and the third paint layer is a polyamic acid antioxidant layer.
[0040]The raw material components in the conductive core are as follows by weight: 99.45 parts of aluminum, 0.245 parts of copper, 0.1 parts of zinc, and 0.005 parts of cerium.
[0041]The preparation method of the conductive wire core includes the following steps:
[0042](1) Prepare raw materials according to the quality ratio, put aluminum into the continuous casting furnace and heat and melt into aluminum liquid, then put copper, zinc, and ceriu...
Embodiment 2
[0061]A rare earth aluminum alloy enameled wire, comprising a rare earth aluminum alloy conductive wire core and an insulating paint layer. The insulating paint layer sequentially covers the first paint layer, the second paint layer and the third paint layer on the conductive wire core from the inside to the outside. Paint layer composition;
[0062]Wherein, the first paint layer is a polyamic acid dielectric layer; the second paint layer is a polyamic acid thermally conductive layer; and the third paint layer is a polyamic acid antioxidant layer.
[0063]The raw material components in the conductive wire core are as follows by weight: 99.65 parts of aluminum, 0.445 parts of copper, 0.2 parts of zinc, and 0.025 parts of cerium.
[0064]The preparation method of the conductive wire core includes the following steps:
[0065](1) Prepare raw materials according to the mass ratio, put aluminum into the continuous casting furnace and heat it to melt into aluminum liquid, then put copper, zinc, and c...
Embodiment 3
[0084]A rare earth aluminum alloy enameled wire, comprising a rare earth aluminum alloy conductive wire core and an insulating paint layer. The insulating paint layer sequentially covers the first paint layer, the second paint layer and the third paint layer on the conductive wire core from the inside to the outside. Paint layer composition;
[0085]Wherein, the first paint layer is a polyamic acid dielectric layer; the second paint layer is a polyamic acid thermally conductive layer; and the third paint layer is a polyamic acid antioxidant layer.
[0086]The raw material components in the conductive core are 99.5 parts by weight of aluminum, 0.345 parts of copper, 0.14 parts of zinc, and 0.015 parts of cerium.
[0087]The preparation method of the conductive wire core includes the following steps:
[0088](1) Prepare raw materials according to the mass ratio, put aluminum into the continuous casting furnace and heat it to melt into aluminum liquid, then put copper, zinc, and cerium into the al...
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Abstract
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