Aluminum alloy matrix composite material, preparation method and application
A composite material and aluminum alloy-based technology, which is applied in the field of aluminum alloy materials, can solve problems such as easy oxidation of copper coating, insufficient bonding force, and inability to meet the requirements of high-current conductive parts, and achieve considerable economic benefits and low oxidation rate. , significant social benefits
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[0034] Example 1
[0035] The aluminum alloy matrix composite material of this embodiment includes an aluminum alloy matrix, the surface of the aluminum alloy matrix is sequentially attached with a bonding layer and a functional layer from the inside to the outside, and the bonding layer is made of aluminum-clad nickel composite powder The aluminum-nickel alloy layer, the functional layer is a copper coating. Wherein, the bonding layer is made by plasma spraying aluminum-coated nickel composite powder on the surface of the aluminum alloy substrate; the functional layer is made by plasma spraying pure copper powder on the bonding layer of the aluminum alloy substrate. The thickness of the adhesive layer is 50 μm, and the thickness of the functional layer is 50 μm.
[0036] The preparation method of the aluminum alloy-based composite material of this embodiment includes the following steps:
[0037] 1) After the surface of the aluminum alloy substrate is cleaned by chemical degreas...
Example Embodiment
[0043] Example 2
[0044] The aluminum alloy matrix composite material of this embodiment includes an aluminum alloy matrix, the surface of the aluminum alloy matrix is sequentially attached with a bonding layer and a functional layer from the inside to the outside, and the bonding layer is made of aluminum-clad nickel composite powder The aluminum-nickel alloy layer, the functional layer is a copper coating. Wherein, the bonding layer is made by plasma spraying aluminum-coated nickel composite powder on the surface of the aluminum alloy substrate; the functional layer is made by plasma spraying pure copper powder on the bonding layer of the aluminum alloy substrate. The thickness of the adhesive layer is 50 μm, and the thickness of the functional layer is 100 μm.
[0045] The preparation method of the aluminum alloy-based composite material of this embodiment includes the following steps:
[0046] 1) After the surface of the aluminum alloy substrate is cleaned by chemical degrea...
Example Embodiment
[0050] Example 3
[0051] The aluminum alloy matrix composite material of this embodiment includes an aluminum alloy matrix, the surface of the aluminum alloy matrix is sequentially attached with a bonding layer and a functional layer from the inside to the outside, and the bonding layer is made of aluminum-clad nickel composite powder The aluminum-nickel alloy layer, the functional layer is a copper coating. Wherein, the bonding layer is made by plasma spraying aluminum-coated nickel composite powder on the surface of the aluminum alloy substrate; the functional layer is made by plasma spraying pure copper powder on the bonding layer of the aluminum alloy substrate. The thickness of the adhesive layer is 100 μm, and the thickness of the functional layer is 150 μm.
[0052] The preparation method of the aluminum alloy-based composite material of this embodiment includes the following steps:
[0053] 1) After the surface of the aluminum alloy substrate is cleaned by chemical degre...
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