CN111842084A - Preparation method of whole-roll wiredrawing antique copper stainless steel - Google Patents
Preparation method of whole-roll wiredrawing antique copper stainless steel Download PDFInfo
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- CN111842084A CN111842084A CN202010584906.8A CN202010584906A CN111842084A CN 111842084 A CN111842084 A CN 111842084A CN 202010584906 A CN202010584906 A CN 202010584906A CN 111842084 A CN111842084 A CN 111842084A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
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- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
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- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
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- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
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- C25D11/34—Anodisation of metals or alloys not provided for in groups C25D11/04 - C25D11/32
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- B05D2202/00—Metallic substrate
- B05D2202/10—Metallic substrate based on Fe
- B05D2202/15—Stainless steel
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- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
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Abstract
The invention provides a preparation method of a whole-roll wiredrawing antique copper stainless steel, which comprises the following steps: firstly, grinding a stainless steel coil by using snowflake sand to obtain a snowflake sand stainless steel coil; feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil; cleaning the snowflake sand black titanium stainless steel coil for one time; carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil; carrying out secondary cleaning on the snowflake sand drawn black titanium stainless steel coil; spraying paint on the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning; and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel. The preparation method of the whole-roll wiredrawing antique copper stainless steel effectively improves the fingerprint resistance, oil stain resistance and easy decontamination capability, and reduces the thickness of an oil film.
Description
Technical Field
The invention relates to the technical field of stainless steel production, in particular to a preparation method of a whole-roll wiredrawing antique copper stainless steel.
Background
Stainless steel has good corrosion resistance, so that the stainless steel is widely applied to the fields of elevators, hardware household appliances, kitchen and bathroom appliances, architectural decoration and the like. The stainless steel plate surface is treated by a snowflake sand grinding process, a titanizing process, a sand grinding and wire drawing process and an oil film spraying process, the high-grade smooth surface and the pure and soft color are more gorgeous as decoration, and the added value and the market competitiveness of the product are greatly improved.
However, in the existing stainless steel production process, after an oil film is coated on the surface of the stainless steel, the oil film is not tightly bonded with the stainless steel, and the oil film is easy to fall off after being used for a period of time, so that the fingerprint resistance of the stainless steel is affected. In addition, the oil film of the traditional production process is thick, and easily influences the light of stainless steel, so that visual difference is caused, and the appearance of the surface of the stainless steel plate is influenced.
Disclosure of Invention
The invention provides a preparation method of the whole-roll wiredrawing antique copper stainless steel, which effectively improves the fingerprint resistance and oil stain resistance of the stainless steel, reduces the thickness of a surface oil film, better keeps the original color and the beauty of a base plate and improves the decorative performance of the base plate.
The technical scheme adopted by the invention is as follows: a preparation method of a whole-roll wiredrawing antique copper stainless steel comprises the following steps:
(1) Grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained;
(2) electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; wherein the electrolyte is dilute sulfuric acid with a density of 1.14-1.2g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A;
(3) coloring: feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil;
(4) primary cleaning: cleaning the snowflake sand black titanium stainless steel coil by using desalted water;
(5) drawing: carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil;
(6) secondary cleaning: cleaning the snowflake sand wiredrawing black titanium stainless steel coil by using desalted water;
(7) nano spraying: spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning through a spray gun; wherein the paint is prepared from crude oil, red essence and rhizoma polygonati according to the weight ratio of 695: 5.4: 7.2 is prepared by mixing;
(8) baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven.
The invention further provides the following technical scheme: a preparation method of a whole-roll wiredrawing antique copper stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained;
(2) electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; wherein the electrolyte is dilute sulfuric acid with a density of 1.14-1.2g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A;
(3) coloring: feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil;
(4) primary cleaning: cleaning the snowflake sand black titanium stainless steel coil by using desalted water;
(5) drawing: carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil;
(6) secondary cleaning: cleaning the snowflake sand wiredrawing black titanium stainless steel coil by using desalted water;
(7) nano spraying: spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning through a spray gun; wherein the paint is prepared from crude oil, red essence, rhizoma polygonati and black essence according to the weight ratio of 1000: 0.6: 2.0: 0.1 is prepared;
(8) Baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven.
The invention also provides the following technical scheme: a preparation method of a whole-roll wiredrawing antique copper stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained;
(2) electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; wherein the electrolyte is dilute sulphuric acid with the concentration of 5-10g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A;
(3) coloring: feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil;
(4) primary cleaning: cleaning the snowflake sand black titanium stainless steel coil by using desalted water;
(5) drawing: carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil;
(6) secondary cleaning: cleaning the snowflake sand wire-drawing surface black titanium stainless steel coil by using desalted water;
(7) nano spraying: spraying paint on the surface of the snowflake sand wire-drawing surface black titanium stainless steel coil subjected to secondary cleaning by using a spray gun; wherein the paint is prepared from crude oil, red essence and rhizoma polygonati according to the weight ratio of 1000: 50: 20, and mixing the raw materials;
(8) Baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven.
Further, (3) in the process of electrolysis, the pH value of the solution is adjusted to 5-6, and the temperature in the coloring tank is controlled to 95-105 ℃.
Further, in (4) and (6), the pH value of the desalted water is controlled to 6 to 7, and the conductivity is controlled to be below 500 mu s/cm.
Further, (7) during spraying, the atomizing air pressure is controlled to 140-.
Further, in the step (8), the baking temperature is controlled to be 230-.
Further, in (2), the length of the electrolytic cell was 30 m.
Further, (2) feeding the snowflake sand stainless steel coil into the electrolytic cell at a speed of 9-10m/min under the tension of 20-40 KN.
Further, (3) the solution in the color tank comprises sulfuric acid and chromic acid, the concentration of the sulfuric acid is 400-500g/L, and the concentration of the chromic acid is 150-200 g/L.
Compared with the prior art, the preparation method of the whole-roll wiredrawing archaized copper stainless steel combines a new formula of paint in a nano spraying mode, so that nano anti-fingerprint treatment of the stainless steel plate is realized, the surface property of the stainless steel is further improved, the anti-fingerprint, anti-oil stain and easy-decontamination capabilities of the stainless steel are improved, the thickness of an oil film on the surface of the stainless steel is greatly reduced, the original color and the aesthetic degree of a bottom plate can be better reserved, and the decorative performance of the wiredrawing archaized copper stainless steel is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1: the invention relates to a flow chart of steps of a first preparation method of a whole-roll wiredrawing antique copper stainless steel;
FIG. 2: the invention relates to a flow chart of the steps of the second preparation method of a whole-roll wiredrawing antique copper stainless steel;
FIG. 3: the invention relates to a flow chart of a third step of a preparation method of a whole-roll wiredrawing antique copper stainless steel.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Example one
As shown in fig. 1, the method for preparing the whole-coil wiredrawing antique copper stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel can meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained.
(2) Electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis at a speed of 9-10m/min under the tension of 20-40 KN. Wherein the length of the electrolytic cell is 30m, and the electrolyte is dilute sulphuric acid (H) 2SO4) The density is 1.14-1.2g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A.
(3) Coloring: and feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating. Wherein the solution in the coloring tank mainly comprises sulfuric acid (H)2SO4) And chromic acid (H)2CrO4). Wherein the concentration of the sulfuric acid is 400-500g/L, and the concentration of the chromic acid is 150-200 g/L. And adjusting the pH value of the solution to 5-6 in the electrolysis process, and controlling the temperature in the coloring tank to be 95-105 ℃ to obtain the snowflake sand black titanium stainless steel coil.
(4) Primary cleaning: and cleaning the snowflake sand black titanium stainless steel coil by using desalted water. Wherein the pH value of the desalted water is controlled to be 6-7, and the conductivity is controlled to be below 500 mu s/cm.
(5) Drawing: and performing frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain the snowflake sand wire drawing black titanium stainless steel coil.
(6) Secondary cleaning: and cleaning the snowflake sand wire-drawing black titanium stainless steel coil by using desalted water. Wherein the pH value of the desalted water is controlled to be 6-7, and the conductivity is controlled to be below 500 mu s/cm.
(7) Nano spraying: and spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning by a spray gun. Wherein the paint is prepared from crude oil, red essence and rhizoma polygonati according to the weight ratio of 695: 5.4: 7.2, during spraying, the atomizing air pressure is controlled to be 140-.
(8) Baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven to obtain the brass stainless steel. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 10-12 min.
Example two
As shown in fig. 2, the method for preparing the whole-coil wiredrawing antique copper stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel can meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained.
(2) Electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis at a speed of 9-10m/min under the tension of 20-40 KN. Wherein the length of the electrolytic cell is 30m, and the electrolyte is dilute sulphuric acid (H)2SO4) The density is 1.14-1.2g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A.
(3) Coloring: and feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating. Wherein the solution in the coloring tank mainly comprises sulfuric acid (H)2SO4) And chromic acid (H)2CrO4). Wherein the concentration of the sulfuric acid is 400-500g/L, and the concentration of the chromic acid is 150-200 g/L. And adjusting the pH value of the solution to 5-6 in the electrolysis process, and controlling the temperature in the coloring tank to be 95-105 ℃ to obtain the snowflake sand black titanium stainless steel coil.
(4) Primary cleaning: and cleaning the snowflake sand black titanium stainless steel coil by using desalted water. Wherein the pH value of the desalted water is controlled to be 6-7, and the conductivity is controlled to be below 500 mu s/cm.
(5) Drawing: and performing frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain the snowflake sand wire drawing black titanium stainless steel coil.
(6) Secondary cleaning: and cleaning the snowflake sand wire-drawing black titanium stainless steel coil by using desalted water. Wherein the pH value of the desalted water is controlled to be 6-7, and the conductivity is controlled to be below 500 mu s/cm.
(7) Nano spraying: and spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning by a spray gun. Wherein the paint is prepared from crude oil, red essence, rhizoma polygonati and black essence according to the weight ratio of 1000: 0.6: 2.0: 0.1, and during spraying, the atomizing air pressure is controlled to 140-.
(8) Baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven to obtain the bronze stainless steel. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 10-12 min.
EXAMPLE III
As shown in fig. 2, the method for preparing the whole-coil wiredrawing antique copper stainless steel comprises the following steps:
(1) Grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel can meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained.
(2) Electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis at a speed of 9-10m/min under the tension of 20-40 KN. Wherein the length of the electrolytic cell is 30m, and the electrolyte is dilute sulphuric acid (H)2SO4) The concentration is 5-10g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A.
(3) Coloring: and feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating. Wherein the solution in the coloring tank mainly comprises sulfuric acid (H)2SO4) And chromic acid (H)2CrO4). Wherein the concentration of the sulfuric acid is 400-500g/L, and the concentration of the chromic acid is 150-200 g/L. And adjusting the pH value of the solution to 5-6 in the electrolysis process, and controlling the temperature in the coloring tank to be 95-105 ℃ to obtain the snowflake sand black titanium stainless steel coil.
(4) Primary cleaning: and cleaning the snowflake sand black titanium stainless steel coil by using desalted water. Wherein the pH value of the desalted water is controlled to be 6-7, and the conductivity is controlled to be below 500 mu s/cm.
(5) Drawing: and performing frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain the snowflake sand wire drawing black titanium stainless steel coil.
(6) Secondary cleaning: and cleaning the snowflake sand wire-drawing black titanium stainless steel coil by using desalted water. Wherein the pH value of the desalted water is controlled to be 6-7, and the conductivity is controlled to be below 500 mu s/cm.
(7) Nano spraying: and spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning by a spray gun. Wherein the paint is prepared from crude oil, red essence and rhizoma polygonati according to the weight ratio of 1000: 50: 20, during spraying, the atomizing air pressure is controlled to be 140-.
(8) Baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven to obtain the red bronze stainless steel. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 10-12 min.
In conclusion, the preparation method of the whole-roll wiredrawing antique copper stainless steel combines the paint with new formula in a nano spraying mode, so as to realize the nano anti-fingerprint treatment of the stainless steel plate, further improve the surface property of the stainless steel, improve the anti-fingerprint, anti-oil stain and easy decontamination capability of the stainless steel, greatly reduce the thickness of an oil film on the surface of the stainless steel, better keep the original color and the aesthetic degree of a bottom plate, and improve the decorative performance of the wiredrawing antique copper stainless steel
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A preparation method of a whole-roll wiredrawing antique copper stainless steel is characterized by comprising the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained;
(2) electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; wherein the electrolyte is dilute sulfuric acid with a density of 1.14-1.2g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A;
(3) coloring: feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil;
(4) primary cleaning: cleaning the snowflake sand black titanium stainless steel coil by using desalted water;
(5) Drawing: carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil;
(6) secondary cleaning: cleaning the snowflake sand wiredrawing black titanium stainless steel coil by using desalted water;
(7) nano spraying: spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning through a spray gun; wherein the paint is prepared from crude oil, red essence and rhizoma polygonati according to the weight ratio of 695: 5.4: 7.2 is prepared by mixing;
(8) baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven.
2. A preparation method of a whole-roll wiredrawing antique copper stainless steel is characterized by comprising the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained;
(2) electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; wherein the electrolyte is dilute sulfuric acid with a density of 1.14-1.2g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A;
(3) coloring: feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil;
(4) Primary cleaning: cleaning the snowflake sand black titanium stainless steel coil by using desalted water;
(5) drawing: carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil;
(6) secondary cleaning: cleaning the snowflake sand wiredrawing black titanium stainless steel coil by using desalted water;
(7) nano spraying: spraying paint on the surface of the snowflake sand wiredrawing black titanium stainless steel coil subjected to secondary cleaning through a spray gun; wherein the paint is prepared from crude oil, red essence, rhizoma polygonati and black essence according to the weight ratio of 1000: 0.6: 2.0: 0.1 is prepared;
(8) baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven.
3. A preparation method of a whole-roll wiredrawing antique copper stainless steel is characterized by comprising the following steps:
(1) grinding a snowflake sand surface: the stainless steel coil is firstly frosted by the snowflake sand, so that the surface roughness and the brightness of the stainless steel meet the requirements of the snowflake sand surface, and the snowflake sand stainless steel coil is obtained;
(2) electrolysis: feeding the snowflake sand stainless steel coil into an electrolytic cell for electrolysis; wherein the electrolyte is dilute sulphuric acid with the concentration of 5-10g/ml, the pH value of the electrolyte is adjusted to 5-6 in the electrolysis process, the temperature in the electrolytic cell is controlled to be 45-50 ℃, and the current density is 4-8A;
(3) Coloring: feeding the electrolyzed snowflake sand stainless steel coil into a coloring tank for color plating to obtain a snowflake sand black titanium stainless steel coil;
(4) primary cleaning: cleaning the snowflake sand black titanium stainless steel coil by using desalted water;
(5) drawing: carrying out frosting and wire drawing on the cleaned snowflake sand black titanium stainless steel coil to obtain a snowflake sand wire drawing black titanium stainless steel coil;
(6) secondary cleaning: cleaning the snowflake sand wire-drawing surface black titanium stainless steel coil by using desalted water;
(7) nano spraying: spraying paint on the surface of the snowflake sand wire-drawing surface black titanium stainless steel coil subjected to secondary cleaning by using a spray gun; wherein the paint is prepared from crude oil, red essence and rhizoma polygonati according to the weight ratio of 1000: 50: 20, and mixing the raw materials;
(8) baking: and drying the sprayed snowflake sand wire-drawing surface black titanium stainless steel through a baking oven.
4. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (3) in the process of electrolysis, the pH value of the solution is adjusted to 5-6, and the temperature in the coloring tank is controlled to 95-105 ℃.
5. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (4) and (6) controlling the pH value of the desalted water to be 6-7 and controlling the conductivity to be below 500 mu s/cm.
6. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (7) during spraying, the atomizing air pressure is controlled to be 140-160kPa, the ejector pin air pressure is controlled to be 100-120kPa, and the swinging speed of the spray head is controlled to be 800 mm/s.
7. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (8) wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 10-12 min.
8. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (2) the length of the electrolytic cell is 30 m.
9. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (2) and feeding the snowflake sand stainless steel coil into an electrolytic cell at a speed of 9-10m/min under the tension of 20-40 KN.
10. A method for manufacturing a full-coil drawn antique copper stainless steel according to any one of claims 1 to 3, wherein: (3) the solution in the coloring tank comprises sulfuric acid and chromic acid, wherein the concentration of the sulfuric acid is 400-200 g/L, and the concentration of the chromic acid is 150-500 g/L.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113088945A (en) * | 2021-03-30 | 2021-07-09 | 江门柒彩新材料有限公司 | Double-roll stainless steel water black titanium plating process |
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