CN112080657A - Smelting method of bronze-imitating material - Google Patents

Smelting method of bronze-imitating material Download PDF

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CN112080657A
CN112080657A CN202010972008.XA CN202010972008A CN112080657A CN 112080657 A CN112080657 A CN 112080657A CN 202010972008 A CN202010972008 A CN 202010972008A CN 112080657 A CN112080657 A CN 112080657A
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zeolite
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nano tube
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CN112080657B (en
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陶昌兰
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Jiangxi Zhongsheng Metal Co ltd
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Jiangxi Aoyite New Material Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
    • C01B33/28—Base exchange silicates, e.g. zeolites
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/026—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/04—Alloys containing less than 50% by weight of each constituent containing tin or lead
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C22C9/01—Alloys based on copper with aluminium as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/30—Electroplating: Baths therefor from solutions of tin
    • C25D3/32—Electroplating: Baths therefor from solutions of tin characterised by the organic bath constituents used
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/54—Electroplating of non-metallic surfaces

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Abstract

The invention discloses a method for smelting an imitated bronze material, which belongs to the field of imitated bronze materials and comprises the following steps of: the method comprises the following steps: preparing materials according to the following components in parts by weight: 30-60 parts of copper, 30-41 parts of aluminum, 1-6 parts of lead, 1.2-1.5 parts of nickel, 0.5-0.7 part of manganese, 0.1-0.3 part of chromium and 0.001-0.01 part of prefabricated carbon material; the prefabricated carbon material is a carbon nano tube chemically plated with tin; step two: firstly, putting copper and aluminum at the bottom of an electric arc furnace, melting, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt; step three: and adding a slag removing agent into the mixed melt in the step two for refining, stirring and slagging off, controlling the temperature of the melt at 1050-. The invention reduces the consumption of the traditional copper and tin on one hand, and ensures the hardness of the bronze-imitating material on the other hand.

Description

Smelting method of bronze-imitating material
Technical Field
The invention relates to an imitation bronze material, in particular to a smelting method of the imitation bronze material.
Background
Bronze is an alloy of red copper and tin or lead. The volume of the molten bronze slightly increases during condensation, so that the bronze casting has good filling property, few air holes and higher casting performance. These make it widely adaptable in application and quickly disseminated. The appearance of bronze plays an epoch-making role in improving social productivity. There is a process in which mankind has progressed from the use of red copper to the metallurgical bronze. Smelting copper ore, tin ore or lead ore together, and the like, wherein the smelting is developed to smelt pure copper firstly, then smelting the pure copper together with the tin ore and the lead ore, and finally, smelting copper and tin separately, and then smelting the copper and the tin together according to a certain proportion to obtain bronze with stable components.
At present, the existing bronze material has large copper consumption and high cost, wastes a large amount of nonferrous metal copper, so that a plurality of bronze-imitating materials appear, and some existing bronze-imitating powder materials have low strength and are easy to fall off, and other coating bronze-imitating materials are easy to peel off and fall off under the impact of external force and have low hardness, thereby limiting the application of the bronze-imitating materials.
Disclosure of Invention
The invention aims to at least solve one of the technical problems in the prior art and provides a method for smelting an imitation bronze material.
The technical solution of the invention is as follows:
a smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 30-60 parts of copper, 30-41 parts of aluminum, 1-6 parts of lead, 1.2-1.5 parts of nickel, 0.5-0.7 part of manganese, 0.1-0.3 part of chromium and 0.001-0.01 part of prefabricated carbon material;
the prefabricated carbon material is a carbon nano tube chemically plated with tin;
step two: firstly, putting copper and aluminum at the bottom of an electric arc furnace, melting, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt in the step two for refining, stirring and slagging off, controlling the temperature of the melt at 1050-.
Preferably, the melting temperature in the second step is 1020-1100 ℃.
Preferably, in the first step, the preparation method of the chemically tinned carbon nanotube comprises the following steps:
firstly, calcining the carbon nano tube at the temperature of 300-500 ℃, then ultrasonically dipping the calcined carbon nano tube in a sodium dodecyl benzene sulfonate solution, and finally putting the dipped carbon nano tube into a tinning electrolyte for tinning treatment to obtain the chemically tinned carbon nano tube.
Preferably, the carbon nanotube is a multi-walled carbon nanotube or a single-walled carbon nanotube.
Preferably, the slag remover in the third step at least comprises the following components: acidified zeolites, chlorides, fluorides, and carbonates.
Preferably, the preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening the zeolite for the first time, roasting the zeolite after screening for the first time, wherein the roasting temperature is controlled to be 500-600 ℃, and the roasting time is controlled to be 60-120 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 6-15 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; and screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
Preferably, the particle size of the zeolite after the first sieving is controlled to be 0.05-0.13 mm.
Preferably, the drying temperature is controlled to be 150 ℃ to 250 ℃, and the drying time is controlled to be 30-60 minutes.
Preferably, the water content of the acidified zeolite granule intermediate is less than 1.0%.
Preferably, the particle size of the acidified zeolite is controlled to be 0.11 to 0.35 mm.
The invention has the beneficial effects that:
(1) according to the smelting method of the bronze-imitating material, the prefabricated carbon material, namely the carbon nano tube chemically plated with tin, is added, so that the consumption of the traditional copper and tin is reduced, and the strength of the bronze-imitating material is ensured.
(2) According to the smelting method of the bronze-imitating material, the acidified zeolite is added into the slag remover, so that impurity particles in the mixed melt can be adsorbed; the adsorption performance of zeolite and the reducibility of cuprous oxide prevent harmful gas in air from entering the mixed melt, and the harmful gas in the mixed melt is further consumed, so that the finally obtained mixed melt is bubble-free, contains no impurities such as oxides, sulfides and the like, and is uniform in components and compact in structure, and the hardness of the alloy material is improved.
Detailed Description
This section will describe in detail specific embodiments of the present invention to further illustrate the technical solutions of the present invention.
Example 1
A smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 30 parts of copper, 30 parts of aluminum, 1 part of lead, 1.2 parts of nickel, 0.5 part of manganese, 0.1 part of chromium and 0.001 part of prefabricated carbon material;
the prefabricated carbon material is a carbon nano tube chemically plated with tin; the preparation method comprises the following steps:
firstly, calcining the carbon nano tube at 300 ℃, then ultrasonically dipping the calcined carbon nano tube in a sodium dodecyl benzene sulfonate solution, and finally putting the dipped carbon nano tube into a tinning electrolyte for tinning treatment to obtain the chemically tinned carbon nano tube. The carbon nano-tube is a multi-wall carbon nano-tube.
The preparation method of the tin plating electrolyte comprises the following steps: taking 10 parts of stannous chloride (SnCl)2·2H2O) is dissolved in 20 parts of concentrated hydrochloric acid to obtain a tin salt concentrated hydrochloric acid solution for later use; under the condition of water bath at 60 ℃, 35 parts of thiourea (SC (NH) are taken2)2) Dissolving in deionized water (50% of the total water content) to obtain an aqueous solution of thiourea, and adding 15 parts of sodium hypophosphite (NaH) to the aqueous solution of thiourea2PO2·H2And O), adding the tin salt concentrated hydrochloric acid solution after the sodium hypophosphite is completely dissolved, uniformly stirring, and adding deionized water to a constant volume to obtain the transparent chemical tin plating solution.
Step two: firstly, putting copper and aluminum at the bottom of an electric arc furnace, melting at 1020 ℃, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt in the step two, refining for 1.5h, stirring and slagging off, controlling the temperature of the melt at 1050 ℃, and then casting to obtain the bronze-like material.
The slag remover in the third step comprises acidified zeolite, sodium chloride, sodium fluoride and sodium carbonate in a mass ratio of 1:2:1: 3.
The preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening zeolite for the first time, controlling the granularity of the zeolite after screening for the first time to be 0.05mm, roasting the zeolite after screening for the first time, controlling the roasting temperature to be 500 ℃ and controlling the roasting time to be 60 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 6 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; the drying temperature is controlled at 150 ℃, and the drying time is controlled at 30 minutes.
And screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
The water content of the acidified zeolite granule semi-finished product is less than 1.0%.
The particle size of the acidified zeolite was controlled at 0.11 mm.
Example 2
A smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 45 parts of copper, 30 parts of aluminum, 2 parts of lead, 1.2 parts of nickel, 0.6 part of manganese, 0.1 part of chromium and 0.005 part of prefabricated carbon material;
the prefabricated carbon material is a carbon nano tube chemically plated with tin; the preparation method comprises the following steps:
firstly, calcining the carbon nano tube at 400 ℃, then ultrasonically dipping the calcined carbon nano tube in a sodium dodecyl benzene sulfonate solution, and finally putting the dipped carbon nano tube into a tinning electrolyte for tinning treatment to obtain the chemically tinned carbon nano tube. The carbon nano-tube is a multi-wall carbon nano-tube.
The preparation method of the tin plating electrolyte comprises the following steps: taking 10 parts of stannous chloride (SnCl)2·2H2O) is dissolved in 20 parts of concentrated hydrochloric acid to obtain tinHydrochloric acid solution of concentrated hydrochloric acid for standby; under the condition of water bath at 60 ℃, 35 parts of thiourea (SC (NH) are taken2)2) Dissolving in deionized water (50% of the total water content) to obtain an aqueous solution of thiourea, and adding 15 parts of sodium hypophosphite (NaH) to the aqueous solution of thiourea2PO2·H2And O), adding the tin salt concentrated hydrochloric acid solution after the sodium hypophosphite is completely dissolved, uniformly stirring, and adding deionized water to a constant volume to obtain the transparent chemical tin plating solution.
Step two: firstly, putting copper and aluminum into the bottom of an electric arc furnace, melting at 1050 ℃, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt obtained in the step two, refining for 2 hours, stirring and slagging off, controlling the temperature of the melt at 1100 ℃, and then casting to obtain the bronze-like material.
The slag remover in the third step comprises acidified zeolite, sodium chloride, magnesium fluoride and potassium carbonate in a mass ratio of 1:2:1: 3.
The preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening zeolite for the first time, controlling the particle size of the zeolite after screening for the first time to be 0.07mm, roasting the zeolite after screening for the first time, controlling the roasting temperature to be 550 ℃ and controlling the roasting time to be 90 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 10 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; the drying temperature is controlled at 200 ℃, and the drying time is controlled at 45 minutes.
And screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
The water content of the acidified zeolite granule semi-finished product is less than 1.0%.
The particle size of the acidified zeolite was controlled at 0.22 mm.
Example 3
A smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 60 parts of copper, 38 parts of aluminum, 4 parts of lead, 1.5 parts of nickel, 0.7 part of manganese, 0.3 part of chromium and 0.01 part of prefabricated carbon material;
the prefabricated carbon material is a carbon nano tube chemically plated with tin; the preparation method comprises the following steps:
firstly, calcining the carbon nano tube at 500 ℃, then ultrasonically dipping the calcined carbon nano tube in a sodium dodecyl benzene sulfonate solution, and finally putting the dipped carbon nano tube into a tinning electrolyte for tinning treatment to obtain the chemically tinned carbon nano tube. The carbon nano-tube is a multi-wall carbon nano-tube.
The preparation method of the tin plating electrolyte comprises the following steps: taking 10 parts of stannous chloride (SnCl)2·2H2O) is dissolved in 20 parts of concentrated hydrochloric acid to obtain a tin salt concentrated hydrochloric acid solution for later use; under the condition of water bath at 60 ℃, 35 parts of thiourea (SC (NH) are taken2)2) Dissolving in deionized water (50% of the total water content) to obtain an aqueous solution of thiourea, and adding 15 parts of sodium hypophosphite (NaH) to the aqueous solution of thiourea2PO2·H2And O), adding the tin salt concentrated hydrochloric acid solution after the sodium hypophosphite is completely dissolved, uniformly stirring, and adding deionized water to a constant volume to obtain the transparent chemical tin plating solution.
Step two: firstly, putting copper and aluminum at the bottom of an electric arc furnace, melting at 1100 ℃, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag remover into the mixed melt obtained in the step two, refining for 3 hours, stirring and slagging off, controlling the temperature of the melt at 1150 ℃, and then casting to obtain the bronze-like material.
The slag remover in the third step comprises acidified zeolite, magnesium chloride, sodium fluoride and sodium carbonate in a mass ratio of 1:2:1: 3.
The preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening zeolite for the first time, controlling the granularity of the zeolite after screening for the first time to be 0.13mm, roasting the zeolite after screening for the first time, controlling the roasting temperature to be 600 ℃, and controlling the roasting time to be 120 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 15 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; the drying temperature is controlled to be 250 ℃, and the drying time is controlled to be 60 minutes.
And screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
The water content of the acidified zeolite granule semi-finished product is less than 1.0%.
The particle size of the acidified zeolite was controlled at 0.35 mm.
Example 4
In this embodiment, a change is made on the basis of embodiment 2, and specifically, the slag remover in step three includes acidified zeolite, magnesium chloride, sodium fluoride and sodium carbonate in a mass ratio of 1:3:1: 4.
Example 5
This example is a modification of example 2, and specifically, the carbon nanotube is a single-arm carbon nanotube.
Comparative example 1 (No prefabricated carbon Material)
A smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 45 parts of copper, 30 parts of aluminum, 2 parts of lead, 1.2 parts of nickel, 0.6 part of manganese and 0.1 part of chromium;
step two: firstly, putting copper and aluminum into the bottom of an electric arc furnace, melting at 1050 ℃, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt obtained in the step two, refining for 2 hours, stirring and slagging off, controlling the temperature of the melt at 1100 ℃, and then casting to obtain the bronze-like material.
The slag remover in the third step comprises acidified zeolite, sodium chloride, magnesium fluoride and potassium carbonate in a mass ratio of 1:2:1: 3.
The preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening zeolite for the first time, controlling the particle size of the zeolite after screening for the first time to be 0.07mm, roasting the zeolite after screening for the first time, controlling the roasting temperature to be 550 ℃ and controlling the roasting time to be 90 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 10 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; the drying temperature is controlled at 200 ℃, and the drying time is controlled at 45 minutes.
And screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
The water content of the acidified zeolite granule semi-finished product is less than 1.0%.
The particle size of the acidified zeolite was controlled at 0.22 mm.
Comparative example 2 (carbon nanotubes not plated with tin)
A smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 45 parts of copper, 30 parts of aluminum, 2 parts of lead, 1.2 parts of nickel, 0.6 part of manganese, 0.1 part of chromium and 0.005 part of carbon nano tube;
step two: firstly, putting copper and aluminum into the bottom of an electric arc furnace, melting at 1050 ℃, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt obtained in the step two, refining for 2 hours, stirring and slagging off, controlling the temperature of the melt at 1100 ℃, and then casting to obtain the bronze-like material.
The slag remover in the third step comprises acidified zeolite, sodium chloride, magnesium fluoride and potassium carbonate in a mass ratio of 1:2:1: 3.
The preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening zeolite for the first time, controlling the particle size of the zeolite after screening for the first time to be 0.07mm, roasting the zeolite after screening for the first time, controlling the roasting temperature to be 550 ℃ and controlling the roasting time to be 90 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 10 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; the drying temperature is controlled at 200 ℃, and the drying time is controlled at 45 minutes.
And screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
The water content of the acidified zeolite granule semi-finished product is less than 1.0%.
The particle size of the acidified zeolite was controlled at 0.22 mm.
Comparative example 3 (non-acidified Zeolite)
A smelting method of an imitation bronze material comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 45 parts of copper, 30 parts of aluminum, 2 parts of lead, 1.2 parts of nickel, 0.6 part of manganese, 0.1 part of chromium and 0.005 part of prefabricated carbon material;
the prefabricated carbon material is a carbon nano tube chemically plated with tin; the preparation method comprises the following steps:
firstly, calcining the carbon nano tube at 400 ℃, then ultrasonically dipping the calcined carbon nano tube in a sodium dodecyl benzene sulfonate solution, and finally putting the dipped carbon nano tube into a tinning electrolyte for tinning treatment to obtain the chemically tinned carbon nano tube. The carbon nano-tube is a multi-wall carbon nano-tube.
The preparation method of the tin plating electrolyte comprises the following steps: taking 10 parts of stannous chloride (SnCl)2·2H2O) is dissolved in 20 parts of concentrated hydrochloric acid to obtain a tin salt concentrated hydrochloric acid solution for later use; under the condition of water bath at 60 ℃, 35 parts of thiourea (SC (NH) are taken2)2) Dissolving in deionized water (50% of the total water content) to obtain an aqueous solution of thiourea, and adding 15 parts of sodium hypophosphite (NaH) to the aqueous solution of thiourea2PO2·H2And O), adding the tin salt concentrated hydrochloric acid solution after the sodium hypophosphite is completely dissolved, uniformly stirring, and adding deionized water to a constant volume to obtain the transparent chemical tin plating solution.
Step two: firstly, putting copper and aluminum into the bottom of an electric arc furnace, melting at 1050 ℃, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt obtained in the step two, refining for 2 hours, stirring and slagging off, controlling the temperature of the melt at 1100 ℃, and then casting to obtain the bronze-like material.
The slag remover in the third step comprises sodium chloride, magnesium fluoride and potassium carbonate in a mass ratio of 2:1: 3.
The bronze-imitating materials of the above examples and comparative examples were subjected to hardness test and discoloration resistance; the test values are shown in Table 1.
Table 1 shows property test values of the bronzes of examples and comparative examples
Test specimen Anti-discoloration property/d hardness/HV
Example 1 ＞15 93
Example 2 ＞15 92
Example 3 ＞15 91
Example 4 ＞15 94
Example 5 ＞15 95
Comparative example 1 5 75
Comparative example 2 7 71
Comparative example 3 5 79
As can be seen from Table 1, the bronze-imitating materials of the examples are superior in hardness and discoloration resistance to comparative examples, and it can be shown that the bronze-imitating materials of the present invention are superior in performance, probably because of the following reasons: the comparative analysis of comparative example 1 and the example shows that the addition of the prefabricated carbon material, namely the carbon nanotubes after chemical tinning, can effectively improve the discoloration resistance and the mechanical property of the carbon nanotubes, and the comparative analysis of comparative example 2 and the example shows that the tin plating of the carbon nanotubes in the example can avoid the aggregation of the carbon nanotubes, is beneficial to improving the compatibility of the carbon nanotubes and a mixed melt, and avoids excessive quality loss of the carbon nanotubes at high temperature. The carbon nano tube can block the growth of metal crystal grains in the bronze-imitating material, and the carbon nano tube positioned at the grain boundary can effectively block dislocation movement in the crystal, so that the environment-friendly high-performance bronze-imitating alloy material has the advantages of less surface defects, compact structure, excellent mechanical property and good discoloration resistance. Comparative example 3 and comparative analysis of the example show that, in the example, the acidified zeolite is added, the zeolite expands when heated in the smelting process, the specific surface area is increased, the density is reduced, the zeolite floats on the upper layer of the mixed melt, cuprous oxide is adsorbed on the zeolite, the adsorption performance of the zeolite and the reducibility of the cuprous oxide prevent harmful gas in the air from entering the mixed melt, and the harmful gas in the mixed melt is further consumed, so that the finally obtained mixed melt is bubble-free, does not contain impurities such as oxide, sulfide and the like, and the alloy material is uniform in component and compact in structure, and the hardness of the alloy material is improved.
The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.
The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by basically the same means are all within the protection scope of the present invention.

Claims (10)

1. A method for smelting an imitated bronze material is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: preparing materials according to the following components in parts by weight: 30-60 parts of copper, 30-41 parts of aluminum, 1-6 parts of lead, 1.2-1.5 parts of nickel, 0.5-0.7 part of manganese, 0.1-0.3 part of chromium and 0.001-0.01 part of prefabricated carbon material;
the prefabricated carbon material is a carbon nano tube chemically plated with tin;
step two: firstly, putting copper and aluminum at the bottom of an electric arc furnace, melting, sequentially adding nickel, manganese, chromium and a prefabricated carbon material, and continuously melting to obtain a mixed melt;
step three: and adding a slag removing agent into the mixed melt in the step two for refining, stirring and slagging off, controlling the temperature of the melt at 1050-.
2. The method for smelting the faux bronze material according to claim 1, characterized in that: the melting temperature in the second step is 1020-.
3. The method for smelting the faux bronze material according to claim 1, characterized in that: in the first step, the preparation method of the chemically tinned carbon nanotube comprises the following steps:
firstly, calcining the carbon nano tube at the temperature of 300-500 ℃, then ultrasonically dipping the calcined carbon nano tube in a sodium dodecyl benzene sulfonate solution, and finally putting the dipped carbon nano tube into a tinning electrolyte for tinning treatment to obtain the chemically tinned carbon nano tube.
4. The method for smelting the faux bronze material according to claim 3, characterized in that: the carbon nano tube is a multi-wall carbon nano tube or a single-arm carbon nano tube.
5. The method for smelting the faux bronze material according to claim 1, characterized in that: the slag remover in the third step at least comprises: acidified zeolites, chlorides, fluorides, and carbonates.
6. The method for smelting the faux bronze material according to claim 5, characterized in that: the preparation method of the acidified zeolite comprises the following steps: firstly, crushing and screening the zeolite for the first time, roasting the zeolite after screening for the first time, wherein the roasting temperature is controlled to be 500-600 ℃, and the roasting time is controlled to be 60-120 min; acidizing the calcined zeolite in an ozone atmosphere, wherein the acidizing time is controlled to be 6-15 hours; taking out the acidified zeolite, draining water, and drying to obtain an acidified zeolite granule semi-finished product; and screening the acidified zeolite granule semi-finished product for the second time to obtain the acidified zeolite.
7. The method for smelting the faux bronze material according to claim 5, characterized in that: the particle size of the zeolite after the first sieving is controlled to be 0.05-0.13 mm.
8. The method for smelting the faux bronze material according to claim 5, characterized in that: the drying temperature is controlled at 150 ℃ and 250 ℃, and the drying time is controlled at 30-60 minutes.
9. The method for smelting the faux bronze material according to claim 5, characterized in that: the water content of the acidified zeolite granule semi-finished product is less than 1.0%.
10. The method for smelting the faux bronze material according to claim 5, characterized in that: the particle size of the acidified zeolite is controlled to be 0.11-0.35 mm.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1096545A (en) * 1993-06-18 1994-12-21 朱小龙 Golden copper base alloy and the manufacturing process of decorating
CN101037735A (en) * 2007-05-09 2007-09-19 徐桂芬 Imitating bronze formula
WO2018115645A1 (en) * 2016-12-22 2018-06-28 Nexans Composite material containing aluminium or copper - carbon nanotubes, and production method thereof
CN108517440A (en) * 2018-04-11 2018-09-11 佛山市麦欧金属有限公司 A kind of environment-friendly and high-performance gold imitating copper alloy material and preparation method thereof
CN110857245A (en) * 2018-08-22 2020-03-03 黄艳艳 Calcium carbonate faux-bronze sculpture powder

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1096545A (en) * 1993-06-18 1994-12-21 朱小龙 Golden copper base alloy and the manufacturing process of decorating
CN101037735A (en) * 2007-05-09 2007-09-19 徐桂芬 Imitating bronze formula
WO2018115645A1 (en) * 2016-12-22 2018-06-28 Nexans Composite material containing aluminium or copper - carbon nanotubes, and production method thereof
CN108517440A (en) * 2018-04-11 2018-09-11 佛山市麦欧金属有限公司 A kind of environment-friendly and high-performance gold imitating copper alloy material and preparation method thereof
CN110857245A (en) * 2018-08-22 2020-03-03 黄艳艳 Calcium carbonate faux-bronze sculpture powder

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