Foam iron-nickel composite metal material and preparation method thereof
A composite metal material, iron-nickel alloy technology, applied in metal material coating process, metal layered products, chemical instruments and methods, etc., can solve the problem of poor corrosion resistance and oxidation resistance, prone to cracking, accelerated material corrosion and other issues, to achieve the effect of strong market competitiveness, strong technical support, and reduced manufacturing costs
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Embodiment 1
[0017] The product of this embodiment is a three-dimensional network structure, and the amount of plated metal is 410g / m 2 , the mass percentage of nickel in the product is 5%, and the balance is iron; the number of pores of the product is 110PPI, and the porosity is more than or equal to 95%.
[0018] Preparation: First, the conventional electroless nickel plating process is used to conduct the polyurethane sponge substrate, and then the conductive substrate is electroplated with iron-nickel alloy in one step in the overall electroplating tank, using NiSO 4 -FeCl 2 Alloy electroplating system, Ni in electroplating solution 2+ and Fe 2+ The total concentration of 45g / L, Ni 2+ Concentration and Fe 2+ The concentration ratio is 0.5, the reducing agent vitamin C concentration is 0.5g / L, the saccharin concentration is 3g / L, the temperature is 50°C, and the current density is 1000A / m 2 , the plating unit time is 24min / m 2 , the quality of the plated alloy is 400g / m 2 Then im...
Embodiment 2
[0020] The product of this embodiment is a three-dimensional network structure, and the amount of plated metal is 440g / m 2 , the mass percentage of nickel in the product is 12%, and the balance is iron; the porosity of the product is more than or equal to 85%.
[0021] Preparation: First, the conventional vacuum nickel plating process is used to conduct the fiber mesh base material, and then the conductive base material is electroplated with iron-nickel alloy in one step in the overall electroplating tank, and the Ni in the electroplating solution 2+ and Fe 2+ The total concentration is 60g / L, Ni 2+ Concentration and Fe 2+ The concentration ratio is 2.0, the complexing agent citric acid concentration is 18g / L, the saccharin concentration is 3g / L, the temperature is 50°C, and the current density is 500A / m 2 , the plating unit time is 48min / m 2 , the quality of the plated alloy is 400g / m 2 Then immerse the semi-finished product after alloy electroplating in the Watt electro...
Embodiment 3
[0023] The product in this embodiment has a two-dimensional network structure, and the amount of plated metal is 310g / m 2 , the mass percentage of nickel in the product is 29%, and the balance is iron; the porosity of the product is more than or equal to 80%.
[0024] Preparation: Firstly, the non-woven fabric substrate is conductive by using the conventional coating conductive particle process, and then the conductive substrate is electroplated with iron-nickel alloy in one step in the overall electroplating tank, using NiSO 4 -FeCl 2 Alloy electroplating system, Ni in electroplating solution 2+ and Fe 2+ The total concentration is 85g / L, Ni 2+ Concentration and Fe 2+ The concentration ratio is 3.0, the concentration of complexing agent potassium sodium tartrate is 15g / L, the concentration of saccharin is 3g / L, the temperature is 50°C, and the current density is 500A / m 2 , the plating unit time is 35min / m 2 , the quality of the plated alloy is 300g / m 2 Then immerse the...
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