Preparation method of micro-nano holes in surface of nickel-containing iron-chromium alloy
A nickel-iron-chromium alloy and micro-nano-pore technology, which is applied in the direction of anodic oxidation, can solve the problems of unfavorable metal-resin composite materials, and achieve the effect of easy operation, low cost and simple processing method
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Embodiment 1
[0027] Method for preparing a micro-nanophoe having a nickel-chromium alloy surface, such as figure 1 As shown, including the following steps:
[0028] (1) Alloy surface pretreatment: The alloy was placed in acetone solution for 30 min, and the ethanol was mixed 60 ° C for 60 ° C.
[0029] (2) The alloy surface once anodized: the alloy block obtained by step (1) as an anode, graphite sheet as a cathode, at 20 ° C, 0.1 mol / L fluoronicate / ethylene glycol electrolyte oxidation 60min, ethanol cleaning, and the surface is dried.
[0030] (3) Alloy surface secondary anode oxidation treatment: the alloy block obtained by the surface of the anode oxidation of the surface (2), will be used as an anode, in a 0.1 mol / L dihydrate dihydrogenate electrolytic solution with 20V voltage anode Oxidation 60min, ethanol washing, after drying, obtained the secondary anodized metal block.
Embodiment 2
[0032] Method for preparing a micro-nanophoe having a nickel-chromium alloy surface, such as figure 1 As shown, including the following steps:
[0033] (1) Alloy surface pretreatment: The alloy was placed in acetone solution for 30 min, and the ethanol was mixed 60 ° C for 60 ° C.
[0034] (2) The alloy surface once anodized: the alloy block obtained by step (1) as an anode, graphite sheet as a cathode, 20 ° C, 0.05 mol / L fluoride / ethylene glycol electrolyte oxidation 60min, ethanol cleaning, and the surface is dried.
[0035] (3) Alloy surface secondary anode oxidation treatment: the alloy block obtained by the surface of the anode oxidation of the surface (2), will be used as an anode, in a 0.1 mol / L dihydrate dihydrogenate electrolytic solution with 20V voltage anode Oxidation 60min, ethanol washing, after drying, obtained the secondary anodized metal block.
Embodiment 3
[0037] Method for preparing a micro-nanophoe having a nickel-chromium alloy surface, such as figure 1 As shown, including the following steps:
[0038] (1) Alloy surface pretreatment: The alloy was placed in acetone solution for 30 min, and the ethanol was mixed 60 ° C for 60 ° C.
[0039] (2) One anode oxidation of the alloy surface: the alloy block obtained by step (1) as an anode, graphite sheet as a cathode, at 20 ° C, 0.15 mol / L fluoride / ethylene glycol electrolyte oxidation 60min, ethanol cleaning, and the surface is dried.
[0040] (3) Alloy surface secondary anode oxidation treatment: the alloy block obtained by the surface of the anode oxidation of the surface (2), will be used as an anode, in a 0.1 mol / L dihydrate dihydrogenate electrolytic solution with 20V voltage anode Oxidation 60min, ethanol washing, after drying, obtained the secondary anodized metal block.
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