CN113172962A - High-conductivity corrosion-resistant layered composite board - Google Patents
High-conductivity corrosion-resistant layered composite board Download PDFInfo
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- CN113172962A CN113172962A CN202110589105.5A CN202110589105A CN113172962A CN 113172962 A CN113172962 A CN 113172962A CN 202110589105 A CN202110589105 A CN 202110589105A CN 113172962 A CN113172962 A CN 113172962A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/017—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of aluminium or an aluminium alloy, another layer being formed of an alloy based on a non ferrous metal other than aluminium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B47/00—Auxiliary arrangements, devices or methods in connection with rolling of multi-layer sheets of metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/162—Cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/386—Plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/202—Conductive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Metal Rolling (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses a high-conductivity corrosion-resistant layered composite board, and belongs to the technical field of composite materials. The high-conductivity corrosion-resistant layered composite board consists of a titanium layer, an aluminum layer and a copper layer, wherein the titanium layer, the aluminum layer and the copper layer are superposed in a titanium, aluminum and copper layer mode, and a two-roll mill with upper and lower rolls as corrugated rolls is adopted for rolling and compounding to obtain the layered composite board with a transverse or longitudinal corrugated structure at room temperature. The layered composite board obtained by compounding the titanium, the aluminum and the copper layers has corrosion resistance and high conductivity, the surface area of the board in unit volume can be increased by the formed corrugated structure, the current efficiency can be further improved by using the layered composite board as an electrolytic electrode base material, and the layered composite board is obtained at room temperature, has simple process and low cost, and has wide application prospect in the electrolysis industry.
Description
Technical Field
The invention relates to a high-conductivity corrosion-resistant layered composite board, and belongs to the technical field of composite materials.
Background
The metal titanium has the advantages of excellent corrosion resistance, good electrocatalysis, higher mechanical strength, long service life and the like, and the titanium anode taking the metal titanium as the base material is widely popularized and applied in the electrolysis industry. In recent years, in order to improve the electrical properties of a titanium substrate, a titanium/copper composite plate formed by compounding titanium with metallic copper having high conductivity, good plasticity, ductility and fracture toughness has both conductive and corrosion-resistant properties.
The preparation method of the titanium/copper composite plate mainly comprises an explosion cladding method, a hot-pressing diffusion cladding method, a traditional rolling cladding method and the like. The plate shape formed by the explosion cladding method is difficult to regulate and control, and the method pollutes the environment. The hot-pressing diffusion recombination can generate intermetallic compounds to influence the material performance. The traditional rolling composite method usually adopts hot rolling or post-rolling annealing treatment, and the type of interface intermetallic compounds and the thickness of an interface layer are difficult to control. The method can form intermetallic compounds or oxides in the titanium/copper composite process, which is not beneficial to improving the electrical property of the titanium/copper composite board.
Disclosure of Invention
The invention aims to provide a high-conductivity corrosion-resistant layered composite board, which solves the problem that the electrical property of a titanium substrate cannot be further improved in the prior art.
The invention provides a high-conductivity corrosion-resistant layered composite board, which is characterized in that: aluminum with high conductivity and good plasticity is added between the titanium layer and the copper layer to serve as an intermediate layer, and the intermediate layer is rolled by a corrugated roller, so that the composite board can be compounded at room temperature, the traditional two-dimensional structure of the composite board is improved to a three-dimensional structure, and the improvement of the electrical property is further promoted.
The invention provides a high-conductivity corrosion-resistant layered composite board, which comprises a titanium layer, an aluminum layer and a copper layer, wherein the titanium layer is a metal titanium board, the aluminum layer is a metal aluminum board, the copper layer is a metal copper board, and the thickness ratio of the titanium layer to the aluminum layer to the copper layer is 1: 2-5: 4 to 7.
The invention provides a preparation method of the high-conductivity corrosion-resistant layered composite board, which comprises the following steps:
(1) metal plate pretreatment: polishing the surfaces of the titanium and aluminum layer metal plates by using a flat plate sander, polishing the copper layer metal plate by using a steel wire brush, and sequentially cleaning the surfaces by using 75% of alcohol by mass fraction to keep the interface free of impurities and not oxidized;
(2) blank preparation: sequentially overlapping the surface-treated plates according to the sequence of titanium, aluminum and copper layers, and binding the front end and the rear end of the overlapped plates by using aluminum wires to prevent the plates from transversely shifting downwards under the action of force during rolling;
(3) rolling: rolling by adopting a two-roller rolling mill with upper and lower rollers as transverse wave rollers or longitudinal wave rollers, wherein the wave crests of the upper rollers are matched with the wave troughs of the lower rollers, the rolling temperature is room temperature, the rolling speed is 10-20 r/min, and the rolling reduction rate is 45-60%;
(4) the obtained corrugated laminated composite board comprises a transverse corrugation or a longitudinal corrugation structure, and the corrugations comprise corrugations with the same amplitude and different periods, or corrugations with the same period and different amplitudes or different amplitude periods.
The invention has the beneficial effects that:
(1) the invention can realize the layered composition of titanium, aluminum and copper plates at room temperature, and the formed composite plate keeps the excellent performance of the original metal material and has high conductivity and corrosion resistance.
(2) The thickness of any two metal interface diffusion layers of the layered composite plate is 4-7 mu m, and firm combination is formed between the layers.
(3) The corrugated structure obtained by the invention increases the surface area of the plate in unit volume, can improve the current efficiency and further improves the conductivity of the composite plate.
Drawings
FIG. 1 is a schematic view of roll fitting;
FIG. 2 is a schematic view of a longitudinal corrugated laminar composite panel with an amplitude of 0.15mm and a period of 6 mm;
FIG. 3 is a schematic view of a longitudinal corrugated laminar composite panel with an amplitude of 0.35mm and a period of 4 mm;
FIG. 4 is a schematic view of a transverse corrugated layered composite plate with an amplitude of 0.1mm and a period of 3 mm;
FIG. 5 is a schematic view of a transverse corrugated layered composite plate with an amplitude of 0.2mm and a period of 2 mm;
FIG. 6 is a Tafel plot;
in the figure: 1 is a titanium plate, 2 is an aluminum plate, and 3 is a copper plate.
Detailed Description
The present invention is further illustrated by, but is not limited to, the following examples.
Example 1:
(1) this example includes a 0.2mm thick titanium layer, a 0.4mm thick aluminum layer and a 0.8mm thick copper layer, the titanium layer being TA1 titanium plate 1, the aluminum layer being 1060 aluminum plate 2 and the copper layer being T2 copper plate 3.
(2) Metal plate pretreatment: and (3) polishing the surfaces of the titanium and aluminum layer metal plates by using a flat plate sander, polishing the copper layer metal plate by using a steel wire brush, and sequentially cleaning the surfaces by using 75% of alcohol by mass fraction to keep the interface free of impurities and not oxidized.
(3) Blank preparation: the plate after surface treatment is sequentially superposed according to the sequence of titanium, aluminum and copper layers, and the front end and the rear end of the laminated plate are bound by aluminum wires, so that the plate is prevented from transversely deviating under the action of force during rolling.
(4) Rolling: the rolling is carried out by adopting a two-roller rolling mill with upper and lower rollers as longitudinal wave rollers, the rolling temperature is room temperature, the rolling speed is 15r/min, and the rolling reduction rate is 60 percent according to the form that the wave crest of the upper roller corresponds to the wave trough of the lower roller in figure 1.
(5) The longitudinal corrugated laminated composite board with the amplitude of 0.15mm and the period of 6mm is obtained. As shown in fig. 2.
Example 2:
(1) this example includes a 0.2mm thick titanium layer, a 0.6mm thick aluminum layer and a 1.0mm thick copper layer, the titanium layer being TA1 titanium plate 1, the aluminum layer being 1060 aluminum plate 2 and the copper layer being T2 copper plate 3.
(2) Metal plate pretreatment: and (3) polishing the surfaces of the titanium and aluminum layer metal plates by using a flat plate sander, polishing the copper layer metal plate by using a steel wire brush, and sequentially cleaning the surfaces by using 75% of alcohol by mass fraction to keep the interface free of impurities and not oxidized.
(3) Blank preparation: the plate after surface treatment is sequentially superposed according to the sequence of titanium, aluminum and copper layers, and the front end and the rear end of the laminated plate are bound by aluminum wires, so that the plate is prevented from transversely deviating under the action of force during rolling.
(4) Rolling: the rolling is carried out by adopting a two-roller rolling mill with upper and lower rollers as longitudinal wave rollers, the rolling temperature is room temperature, the rolling speed is 15r/min, and the rolling reduction rate is 50 percent according to the form that the wave crest of the upper roller corresponds to the wave trough of the lower roller in figure 1.
(5) The longitudinal corrugated layered composite plate with amplitude of 0.35mm and period of 4mm is obtained. As shown in fig. 3.
Example 3:
(1) this example includes a 0.3mm thick titanium layer, a 1.2mm thick aluminum layer and a 1.5mm thick copper layer, the titanium layer being TA1 titanium plate 1, the aluminum layer being 1060 aluminum plate 2 and the copper layer being T2 copper plate 3.
(2) Metal plate pretreatment: and (3) polishing the surfaces of the titanium and aluminum layer metal plates by using a flat plate sander, polishing the copper layer metal plate by using a steel wire brush, and sequentially cleaning the surfaces by using 75% of alcohol by mass fraction to keep the interface free of impurities and not oxidized.
(3) Blank preparation: the plate after surface treatment is sequentially superposed according to the sequence of titanium, aluminum and copper layers, and the front end and the rear end of the laminated plate are bound by aluminum wires, so that the plate is prevented from transversely deviating under the action of force during rolling.
(4) Rolling: the rolling is carried out by adopting a two-roll mill with upper and lower rolls as transverse wave rolls, the rolling temperature is room temperature, the rolling speed is 10r/min, and the rolling reduction rate is 50 percent according to the form that the wave crest of the upper roll corresponds to the wave trough of the lower roll in figure 1.
(5) The transverse corrugated layered composite board with the amplitude of 0.1mm and the period of 3mm is obtained. As shown in fig. 4.
Example 4:
(1) this example includes a 0.4mm thick titanium layer, a 0.8mm thick aluminum layer and a 2.0mm thick copper layer, the titanium layer being TA1 titanium plate 1, the aluminum layer being 1060 aluminum plate 2 and the copper layer being T2 copper plate 3.
(2) Metal plate pretreatment: and (3) polishing the surfaces of the titanium and aluminum layer metal plates by using a flat plate sander, polishing the copper layer metal plate by using a steel wire brush, and sequentially cleaning the surfaces by using 75% of alcohol by mass fraction to keep the interface free of impurities and not oxidized.
(3) Blank preparation: the plate after surface treatment is sequentially superposed according to the sequence of titanium, aluminum and copper layers, and the front end and the rear end of the laminated plate are bound by aluminum wires, so that the plate is prevented from transversely deviating under the action of force during rolling.
(4) Rolling: the rolling is carried out by adopting a two-roll mill with upper and lower rolls as transverse wave rolls, the rolling temperature is room temperature, the rolling speed is 10r/min, and the rolling reduction rate is 45 percent according to the form that the wave crest of the upper roll corresponds to the wave trough of the lower roll in figure 1.
(5) The transverse corrugated layered composite board with the amplitude of 0.2mm and the period of 2mm is obtained. As shown in fig. 5.
The thickness of the intermetallic interface diffusion layer of the layered composite plate obtained by the method is 4-7 mu m, and firm bonding is formed between layers. The electrical resistivity of the layered composite panel obtained in example 1 was 1.9X 10-7Omega m is far lower than the resistivity of a pure titanium plate, the electrical property is close to that of pure copper, and the corrosion resistance of the layered composite plate is close to that of pure titanium and has good corrosion resistance as seen in an electrochemical corrosion performance test (as shown in figure 6).
Claims (6)
1. The high-conductivity corrosion-resistant layered composite board is characterized in that: the composite board comprises a titanium layer, an aluminum layer and a copper layer, aluminum with high conductivity and good plasticity is added between the titanium layer and the copper layer to serve as an intermediate layer, the intermediate layer is rolled by a corrugated roller, compounding at room temperature is achieved, the two-dimensional structure of the composite board is improved to a three-dimensional structure, and the improvement of electrical properties is promoted.
2. The highly conductive corrosion resistant layered composite panel according to claim 1, wherein: the titanium layer is the metal titanium board, and the aluminium lamination is metal aluminum plate, and the copper layer is the metal copper board, and three thickness ratio is 1: 2-5: 4 to 7.
3. The highly conductive corrosion resistant layered composite panel according to claim 2, wherein: the thickness ratio of the titanium layer, the aluminum layer and the copper layer is 1: 2: 4.
4. a method for preparing a highly conductive and corrosion resistant layered composite board according to any one of claims 1 to 3, comprising the steps of:
(1) metal plate pretreatment: polishing the surfaces of the titanium and aluminum layer metal plates by using a flat plate sander, polishing the copper layer metal plate by using a steel wire brush, and sequentially cleaning the surfaces by using 75% of alcohol by mass fraction to keep the interface free of impurities and not oxidized;
(2) blank preparation: sequentially overlapping the surface-treated plates according to the sequence of titanium, aluminum and copper layers, and binding the front end and the rear end of the overlapped plates by using aluminum wires to prevent the plates from transversely shifting under the action of force during rolling;
(3) rolling: rolling by a two-roller rolling mill with upper and lower rollers being transverse wave rollers or longitudinal wave rollers, and matching according to the form that the wave crest of the upper roller corresponds to the wave trough of the lower roller;
(4) the obtained corrugated laminated composite board comprises a transverse corrugation or a longitudinal corrugation structure, and the corrugations comprise corrugations with the same amplitude and different periods, or corrugations with the same period and different amplitudes or different amplitude periods.
5. The method for preparing the highly conductive and corrosion resistant layered composite board according to claim 4, wherein: the rolling temperature is room temperature, the rolling speed is 10-20 r/min, and the rolling reduction rate is 45-60%.
6. The method for preparing the highly conductive and corrosion resistant layered composite board according to claim 5, wherein: the thickness of the interface diffusion layer between the layers of the layered composite board is 4-7 mu m, and firm bonding is formed between the layers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110589105.5A CN113172962A (en) | 2021-05-28 | 2021-05-28 | High-conductivity corrosion-resistant layered composite board |
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| CN202110589105.5A CN113172962A (en) | 2021-05-28 | 2021-05-28 | High-conductivity corrosion-resistant layered composite board |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850217A (en) * | 2022-07-05 | 2022-08-05 | 太原理工大学 | Rolling method of corrugated stainless steel/carbon steel composite plate with controllable bending radius |
| CN115026129A (en) * | 2022-08-10 | 2022-09-09 | 太原科技大学 | Method for preparing magnesium/titanium layered waveform interface composite material based on rolling method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538313A (en) * | 2012-12-03 | 2014-01-29 | 黎汉东 | Novel hot-rolled titanium-aluminum-stainless steel compound plate, production method and application thereof |
| CN106623424A (en) * | 2016-12-07 | 2017-05-10 | 北京有色金属研究总院 | Preparing method of multi-layer corrosion resistant lightweight aluminum titanium composite plate |
| CN108620436A (en) * | 2018-04-24 | 2018-10-09 | 河南科技大学 | A kind of titanium aluminum copper clad material and preparation method thereof |
| CN108672494A (en) * | 2018-05-16 | 2018-10-19 | 太原理工大学 | A kind of method of metal composite substrate popin continuous rolling |
| CN110238196A (en) * | 2019-06-04 | 2019-09-17 | 太原理工大学 | A kind of method of longitudinal wave rolling three-layer metal composite plate band |
-
2021
- 2021-05-28 CN CN202110589105.5A patent/CN113172962A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538313A (en) * | 2012-12-03 | 2014-01-29 | 黎汉东 | Novel hot-rolled titanium-aluminum-stainless steel compound plate, production method and application thereof |
| CN106623424A (en) * | 2016-12-07 | 2017-05-10 | 北京有色金属研究总院 | Preparing method of multi-layer corrosion resistant lightweight aluminum titanium composite plate |
| CN108620436A (en) * | 2018-04-24 | 2018-10-09 | 河南科技大学 | A kind of titanium aluminum copper clad material and preparation method thereof |
| CN108672494A (en) * | 2018-05-16 | 2018-10-19 | 太原理工大学 | A kind of method of metal composite substrate popin continuous rolling |
| CN110238196A (en) * | 2019-06-04 | 2019-09-17 | 太原理工大学 | A kind of method of longitudinal wave rolling three-layer metal composite plate band |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850217A (en) * | 2022-07-05 | 2022-08-05 | 太原理工大学 | Rolling method of corrugated stainless steel/carbon steel composite plate with controllable bending radius |
| CN114850217B (en) * | 2022-07-05 | 2022-10-04 | 太原理工大学 | Rolling method of corrugated stainless steel/carbon steel composite plate with controllable bending radius |
| CN115026129A (en) * | 2022-08-10 | 2022-09-09 | 太原科技大学 | Method for preparing magnesium/titanium layered waveform interface composite material based on rolling method |
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