CN106916991A - A kind of purple gold target material and preparation method thereof - Google Patents
A kind of purple gold target material and preparation method thereof Download PDFInfo
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- CN106916991A CN106916991A CN201710269861.3A CN201710269861A CN106916991A CN 106916991 A CN106916991 A CN 106916991A CN 201710269861 A CN201710269861 A CN 201710269861A CN 106916991 A CN106916991 A CN 106916991A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C5/00—Alloys based on noble metals
- C22C5/02—Alloys based on gold
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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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
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/14—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of noble metals or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
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Abstract
The present invention provides a kind of purple gold target material and preparation method thereof, and the purple gold target material is according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al 3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.The preparation method of the purple gold target material includes:According to above-mentioned chemical composition dispensing;First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, aluminium refining is eventually adding;Aluminium alloy is shaped to alloy pig using water-cooling pattern;By alloy pig sequentially pass through annealing, shearing, surface treatment obtain the purple gold target material.Gold target material of the invention can greatly expand the range of application of gold target material;And its chromatic value L is that 72.2 ~ 75.6, a* values are that 3.0 ~ 6.5, b* values are 8.0 ~ 13.0, and hardness number is 210 ~ 238Hv.
Description
Technical field
The invention belongs to non-ferrous metallurgy technology field, it is related to non-ferrous alloy to shape technology, and in particular to
A kind of purple gold target material and preparation method thereof.
Background technology
Gold and its alloy are lucuriant in design and very worthy, are all the time important ornaments and ornament materials, wherein
Color is one of gold and its alloy important properties.In recent years, people are to the durability of ornament and the demand of color diversity
The further exploitation to billon is caused, purple generally popular at present is by warm red and calm blue coloured compound
Into, it is the color of honorable symbol, it is also splendid stimulation color, thus the exploitation of purple billon decoration material is taken seriously.It is real
Test research to show, in Au-Al bianry alloys, when Al content increases, the color of alloy is gradually converted into purple by yellow, when
Al content reaches to a certain degree, and alloy gradually shows the purple gloss of clear beauty.Based on current incrustation auri material
By traditional water plating plating billon product process, progressively transition is advanced vacuum magnetron sputtering coating film technology to preparation method, is opened
Send out purple silver-gold alloy target material a series of, gold-base alloy colour system can be greatly enriched, and increase gold-base alloy target series and planted
Class, further lifts added value of product.
The content of the invention
For the existing market demand article coated to purple gold, the present invention provides a kind of purple gold target material and its preparation side
Method, by the addition and its change of composition of different-alloy element so that the alloy target material has purple gloss, and with excellent
Different hardness and anti-wear performance, its target chromatic value range is:a*=3.0~6.5、b*=8.0~13.0.Technical scheme
For:
A kind of purple gold target material, be according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al 3.0 ~ 10.0%, Ag
1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
Preferably, the purple gold target material is according to the chemical composition of mass percent:Au 85.0 ~ 90.0%, Al 3.0 ~
7.0%, Ag 1.5 ~ 2.0%, Cu 1.0 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
The purple gold target wood color angle value L is that 72.2 ~ 75.6, a* values are that 3.0 ~ 6.5, b* values are 8.0 ~ 13.0, hardness number
It is 210 ~ 238Hv.
The preparation method of the purple gold target material, including:
According to above-mentioned chemical composition dispensing;
First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, aluminium refining is eventually adding;
Aluminium alloy is shaped to alloy pig using water-cooling pattern;
By alloy pig sequentially pass through annealing, shearing, surface treatment obtain the purple gold target material.
In the above method, the refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 10min.
In the above method, the annealing temperature is 200 DEG C, and annealing time is 2h, argon filling gas shielded.
The beneficial effects of the present invention are:Gold target material of the invention is presented purple, can be applied to jewellery, adornment, knife
The multiple fields such as tool, drill bit, can greatly expand the range of application of gold target material;And gold target wood color angle value L of the invention is
72.2 ~ 75.6, a* value are that 3.0 ~ 6.5, b* values are 8.0 ~ 13.0, and hardness number is 210 ~ 238Hv, can further obtain color and luster equal
The purple film layer that even, case hardness is high, wearability is good, with wide market application foreground.
Specific embodiment
Purity by weight >=99.99% of the metal Au used in the embodiment of the present invention, the purity by weight of metal Al >=
99.99%, purity by weight >=99.99% of metal Ag, purity by weight >=99.95% of Ni metal, the purity by weight of metal In >=
99.95%, purity by weight >=99.95% of metal Nd.
The heating furnace used in the embodiment of the present invention is intermediate frequency vacuum induction melting furnace.
The melting kettle that refining process is used in the embodiment of the present invention is graphite crucible.
Annealed using vacuum gas protection tube furnace in the embodiment of the present invention.
Sheared using 300 × 1 C8008-21EF slitting mills in the embodiment of the present invention.
It is surface-treated using polishing machine in the embodiment of the present invention.
Colorimetric detection is carried out using Minolta 700d color difference meters in the embodiment of the present invention.
The target size prepared in the embodiment of the present invention is 58 × 58 × 2.0mm.
The present invention is described in further details with reference to specific embodiment, it is described be explanation of the invention without
It is to limit.
The present invention provides a kind of purple gold target material, is according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al
3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
The purple gold target material is according to the preferred chemical composition of mass percent:Au 85.0 ~ 90.0%, Al 3.0 ~
7.0%, Ag 1.5 ~ 2.0%, Cu 1.0 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
Purple gold target wood color angle value L of the invention is that 72.2 ~ 75.6, a* values are that 3.0 ~ 6.5, b* values are 8.0 ~ 13.0, firmly
Angle value is 210 ~ 238Hv.
Present invention also offers the preparation method of the purple gold target material, including:
According to above-mentioned chemical composition dispensing;
First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, aluminium refining is eventually adding;
Aluminium alloy is shaped to alloy pig using water-cooling pattern;
By alloy pig sequentially pass through annealing, shearing, surface treatment obtain the purple gold target material.
In the above method, the refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 10min.
In the above method, the annealing temperature is 200 DEG C, and annealing time is 2h, argon filling gas shielded.
Embodiment 1
Au is heated into fusing in heating furnace, Ag, Cu, In, Nd heating fusing is sequentially added, Al is added after fully mutually melting in melting
Refined in crucible, refining temperature is 800 ~ 950 DEG C, refining time is 5 ~ 8min;Aluminium alloy is poured into water-cooled by refining after finishing
In copper mold, quick cooling obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature is
200 DEG C, annealing time is 2h, and argon filling gas shielded, finally gives purple gold target material, and its component content is:85.0 wt.%
The wt.% of the wt.% of Au, 10.0 wt.% Al, 3.0 Ag, 1.6 wt.% Cu, 0.3 In, 0.1 wt.% Nd, chromatic value is:L=
72.2nd, a*=3.1, b*=8.2, hardness number are 238Hv.
Embodiment 2
Au is heated into fusing in heating furnace, Ag, Cu, In, Nd heating fusing is sequentially added, Al is added after fully mutually melting in melting
Refined in crucible, refining temperature is 800 ~ 950 DEG C, refining time is 5 ~ 8min;Aluminium alloy is poured into water-cooled by refining after finishing
In copper mold, quick cooling obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature is
200 DEG C, annealing time is 2h, and argon filling gas shielded, finally gives purple gold target material, and its component content is:88.0 wt.%
The wt.% of the wt.% of Au, 8.0 wt.% Al, 2.5 Ag, 1.2 wt.% Cu, 0.2 In, 0.1 wt.% Nd, chromatic value is:L=
73.5th, a*=3.8, b*=9.4, hardness number are 226Hv.
Embodiment 3
Au is heated into fusing in heating furnace, Ag, Cu, In, Nd heating fusing is sequentially added, Al is added after fully mutually melting in melting
Refined in crucible, refining temperature is 800 ~ 950 DEG C, refining time is 5 ~ 8min;Aluminium alloy is poured into water-cooled by refining after finishing
In copper mold, quick cooling obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature is
200 DEG C, annealing time is 2h, and argon filling gas shielded, finally gives purple gold target material, and its component content is:90.0 wt.%
The wt.% of the wt.% of Au, 7.0 wt.% Al, 2.3 Ag, 0.42 wt.% Cu, 0.2 In, 0.08 wt.% Nd, chromatic value is:L=
73.1st, a*=5.3, b*=9.8, hardness number are 223Hv.
Embodiment 4
Au is heated into fusing in heating furnace, Ag, Cu, In, Nd heating fusing is sequentially added, Al is added after fully mutually melting in melting
Refined in crucible, refining temperature is 800 ~ 950 DEG C, refining time is 5 ~ 8min;Aluminium alloy is poured into water-cooled by refining after finishing
In copper mold, quick cooling obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature is
200 DEG C, annealing time is 2h, and argon filling gas shielded, finally gives purple gold target material, and its component content is:92.0 wt.%
The wt.% of the wt.% of Au, 5.0 wt.% Al, 2.0 Ag, 0.8 wt.% Cu, 0.15 In, 0.05 wt.% Nd, chromatic value is:L=
74.8th, a*=6.1, b*=11.3, hardness number are 217Hv.
Embodiment 5
Au is heated into fusing in heating furnace, Ag, Cu, In, Nd heating fusing is sequentially added, Al is added after fully mutually melting in melting
Refined in crucible, refining temperature is 800 ~ 950 DEG C, refining time is 5 ~ 8min;Aluminium alloy is poured into water-cooled by refining after finishing
In copper mold, quick cooling obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature is
200 DEG C, annealing time is 2h, and argon filling gas shielded, finally gives purple gold target material, and its component content is:95.0 wt.%
The wt.% of the wt.% of Au, 3.0 wt.% Al, 1.5 Ag, 0.35 wt.% Cu, 0.1 In, 0.05 wt.% Nd, chromatic value is:L=
75.6th, a*=6.3, b*=12.8, hardness number are 210Hv.
Above-described embodiment is used for explaining the present invention, rather than limiting the invention, according to preparation method of the invention,
The purple gold target material of certain colourity can be obtained.In spirit and claims of the present invention protection domain, the present invention is made
Any modifications and changes, both fall within protection scope of the present invention.
Claims (6)
1. a kind of purple gold target material, it is characterised in that the chemical composition according to mass percent is:Au 85.0 ~ 95.0%, Al
3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
2. a kind of purple gold target material according to claim 1, it is characterised in that the purple gold target material is according to quality percentage
The chemical composition of ratio is:Au 85.0 ~ 90.0%, Al 3.0 ~ 7.0%, Ag 1.5 ~ 2.0%, Cu 1.0 ~ 1.6%, In 0.1 ~ 0.3%,
Nd 0.05~0.1%。
3. a kind of purple gold target material according to claim 1, it is characterised in that the purple gold target wood color angle value L is 72.2
~ 75.6, a* value are that 3.0 ~ 6.5, b* values are 8.0 ~ 13.0, and hardness number is 210 ~ 238Hv.
4. the preparation method of a kind of purple gold target material described in claim 1 or 2, it is characterised in that including:
According to the mass percent dispensing of Au, Al, Ag, Cu, In, Nd;
First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, aluminium refining is eventually adding;
Aluminium alloy is shaped to alloy pig using water-cooling pattern;
By alloy pig sequentially pass through annealing, shearing, surface treatment obtain the purple gold target material.
5. the preparation method of a kind of purple gold target material according to claim 4, it is characterised in that the refining temperature is 800
~ 950 DEG C, refining time is 5 ~ 10min.
6. the preparation method of a kind of purple gold target material according to claim 4, it is characterised in that the annealing temperature is 200
DEG C, annealing time is 2h, argon filling gas shielded.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107794397A (en) * | 2017-11-15 | 2018-03-13 | 沈阳东创贵金属材料有限公司 | A kind of lemon yellow gold target material and preparation method thereof |
CN111206167A (en) * | 2020-02-26 | 2020-05-29 | 深圳市粤豪珠宝有限公司 | Light purple rose gold with good toughness and preparation method thereof |
CN113652643A (en) * | 2021-08-13 | 2021-11-16 | 杭州兴宸科技有限公司 | Powder metallurgy target material purple gold coating method |
CN115261664A (en) * | 2022-09-17 | 2022-11-01 | 深圳市瑜悦珠宝有限公司 | Nickel-free and zinc-free gold alloy and preparation method and application thereof |
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CN102703751A (en) * | 2012-04-20 | 2012-10-03 | 沈阳东创贵金属材料有限公司 | Low-gold-content rose gold target material for vacuum magnetron sputtering and preparation method thereof |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN107794397A (en) * | 2017-11-15 | 2018-03-13 | 沈阳东创贵金属材料有限公司 | A kind of lemon yellow gold target material and preparation method thereof |
CN111206167A (en) * | 2020-02-26 | 2020-05-29 | 深圳市粤豪珠宝有限公司 | Light purple rose gold with good toughness and preparation method thereof |
CN113652643A (en) * | 2021-08-13 | 2021-11-16 | 杭州兴宸科技有限公司 | Powder metallurgy target material purple gold coating method |
CN115261664A (en) * | 2022-09-17 | 2022-11-01 | 深圳市瑜悦珠宝有限公司 | Nickel-free and zinc-free gold alloy and preparation method and application thereof |
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