CN101190841A - Violet sand ceramics alloy material - Google Patents
Violet sand ceramics alloy material Download PDFInfo
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- CN101190841A CN101190841A CNA2006101609332A CN200610160933A CN101190841A CN 101190841 A CN101190841 A CN 101190841A CN A2006101609332 A CNA2006101609332 A CN A2006101609332A CN 200610160933 A CN200610160933 A CN 200610160933A CN 101190841 A CN101190841 A CN 101190841A
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Abstract
The invention relates to a ceramal material, in particular to a violet sand ceramal material. The violet sand ceramal material of the invention comprises an alloy layer and a violet sand ceramal layer which is formed on one or two surfaces of the alloy layer; the alloy layer is an aluminum alloy layer the thickness of which is flexible and fixed according to the practical application. Compared with the common alloy, the violet sand ceramal material has better hardness of the surface, abrasion resistance and better fastness and is applied to the panel of the outer package of domestic appliances and high heat resistance products or the main material of the cookers.
Description
Technical field
The present invention relates to a kind of cermet material, particularly a kind of violet sand ceramics alloy material.
Background technology
Aluminium alloy is a kind of younger metallic substance, and during the World War II, aluminium is mainly used in the manufacturing military aircraft.After the war, because war industry is die-offed to the demand of aluminium, the aluminium industry member is just started to develop civil aluminum alloy, make its range of application expand to national economy all departments such as construction industry, container production, transportation, power electronics industry, machinery manufacturing industry and petrochemical complex by aircraft industry, be applied in the daily life.More than the aluminium consumption, scope is wide, is only second to iron and steel, becomes second largest metallic substance now.Developing rapidly that aluminium is used is the result that new aluminum alloy materials is continually developed in world aluminum industry.
Differential arc oxidization technique (claiming plasma oxidation, surface ceramic deposition etc. again) is with its distinctive technical superiority, can effectively the performance advantage of aluminium with pottery organically be combined, greatly expand the range of application of aluminium, more and more be subjected to the attention of industry-by-industry department.Along with the expansion of paying close attention to and study troop, the applied research of differential arc oxidization technique development is more and more faster, has begun to have entered practical application at present in certain fields.But, also have some limitation in the application process inevitably because existing differential arc oxidation film layer all has shortcomings such as loose, compactness and difference of hardness.
Therefore, for some concerning the field that alloy material surface property (surface hardness, wear-resistant, corrosion-resistant etc.) is had relatively high expectations, press for a kind of new material substitution conventional alloys, it needs relatively than good surface properties, maintains all advantages (good heat conductivity, light weight etc.) of original alloy again.
Summary of the invention
The object of the present invention is to provide a kind of violet sand ceramics alloy material.
Violet sand ceramics alloy material of the present invention is characterized in that, this material comprises alloy layer and electrothermal dark-red pottery layer, forms described electrothermal dark-red pottery layer on surface of alloy layer or two surfaces; Described alloy layer is an aluminium alloy layer, and its thickness is not limit, and sets according to practical application.
The electrothermal dark-red pottery layer for Nonstick violet sand ceramics dope be coated in the alloy layer surface after sintering form thickness 15～20 μ m.
Provide the preparation process of violet sand ceramics alloy material below:
1) material is handled: a) alloy metal plate material is cleaned the dust removal of deoiling; B) sandblasting: sandblasting is carried out on this surface of alloy metal plate material or two surfaces, improved the roughness on surface; C) utilize pressurized air to remove residual sand behind the alkali lye degreasing after washing;
2) the ceramic crystal layer forms: after the purification, utilize differential arc oxidization technique, do preliminary differential arc oxidation at alloy metal plate material sandblast face, form Al
2O
3The ceramic crystal layer;
3) formation of electrothermal dark-red pottery coating:
Apply operation: behind the cleaning surfaces, under temperature 60-80 ℃, carry out preheating, adopt spraying then or be spin-coated on the alloy metal plate material surface to apply Nonstick violet sand ceramics dope; Glue spread is on step 2) the ceramic crystal layer thickness decides, and controlling both sum totals is 15～20 μ m;
Sintering circuit: under temperature 200-240 ℃ condition, carried out sintering processes 10-15 minute, and made electrothermal dark-red pottery layer and ceramic crystal layer, ceramic crystal layer and the abundant clinkering of alloy layer together;
Sandblast step Grains was the 60-80 order during material was handled.
In the formation of step 3) electrothermal dark-red pottery coating, described Nonstick violet sand ceramics dope is: by weight percentage, comprising: polysiloxane 0%～3.1%; Aluminium sesquioxide 0%～5.1%; Zinc oxide 0%～2.1%; Silica 1 1.4%～23.1%; Alkylcellulose 0.7%～4.6%; Pigment 12.4%～27.6%; Water 21.9%～37.8%; And alcohol 12.1%～25.6%;
Wherein, described alkylcellulose is one or more a mixture in the alkylcellulose of C1-4.
Described alcohol is methyl alcohol, ethanol or its mixture.
Described pigment is mainly inorganic conventional pigment, for example ferric oxide, aluminium sesquioxide, zinc oxide, titanium dioxide, zirconium dioxide or magnesium oxide.
This coating can prepare as follows:
1) preparation A liquid: press A liquid weight percent meter, with polysiloxane 0%～4.3%, silicon-dioxide 0%～4.3%, aluminium sesquioxide 0%～7.1%, zinc oxide 0%～2.9%, water 32.9%～52.9%, alcohol 1%～7.9%, alkylcellulose 1%～6.4% and pigment 18.6%～38.6% thorough mixing, stir until the throw out completely dissolve, obtain A liquid; (churning time is more than 1 hour usually)
2) preparation B liquid: press B liquid weight percent meter,, stir, obtain B liquid until the throw out completely dissolve with silicon-dioxide 40%～60% and alcohol 40%～60% thorough mixing; (churning time is more than 1 hour usually)
3) the above-mentioned A liquid that makes and the B liquid mixed by weight 2～2.5: 1, and place the mixing of rolling on the whirler, obtain Nonstick violet sand ceramics dope.
Solid matter granularity in the Nonstick violet sand ceramics dope that makes like this is generally nano-grade size; Solid content is preferably 48wt%～56wt%; Viscosity under 25 ℃ is preferably 7～11cps.
The ceramal of the present invention common alloy of comparing, surface hardness is wear-resistant greatly, and is high temperature resistant, and difficult drop-off.Can be applicable on household electrical appliances, high heat resistant product outer packaging panel or the cooker material of main part.
Description of drawings
Fig. 1 is a violet sand ceramics alloy material section of structure of the present invention
Embodiment
To help understanding of the present invention by following embodiment, but the present invention is not limited to this.
As shown in Figure 1, violet sand ceramics alloy material of the present invention, comprise alloy layer and electrothermal dark-red pottery layer, two surfaces at aluminium alloy layer 1 are provided with electrothermal dark-red pottery layer 2, described alloy layer is an aluminium alloy layer 1, electrothermal dark-red pottery layer 2 for Nonstick violet sand ceramics dope be coated in alloy surface after sintering form the about 20 μ m of thickness.
Nonstick violet sand ceramics dope preparation (10 ℃ of room temperatures)
1) preparation of A liquid takes by weighing A liquid part all components, 10.75g polysiloxane, 10.5g silicon-dioxide at first according to quantity, 17.75g aluminium sesquioxide, 5.25g zinc oxide, 125.5g water, 17.75g methyl alcohol, the 16g methylcellulose gum, the 15g ferric oxide, 5g zirconium dioxide, 26.5g titanium dioxide, with water is the solvent thorough mixing, stirs 120 minutes at the 180rpm stirrer then.Place standby.
2) preparation of B liquid takes by weighing B liquid part all components at first according to quantity, 57.3g silicon-dioxide, and 42.7g methyl alcohol is the solvent thorough mixing with methyl alcohol, stirs 120 minutes at the 180rpm stirrer then.Place standby.
3) A liquid and B liquid mix, and under the heating condition A liquid are poured into B liquid and are placed on the stirrer and stirred 35 ℃ of temperature, rotating speed 100 times/minute 5 hours.(A liquid and B liquid mixed by weight 2.5: 1)
4) stopping to roll afterwards, 3 hours cryopreservation of placement get final product.
Provide the preparation process of violet sand ceramics alloy material below:
1) material is handled: a) 400mm * 400mm aluminum alloy plate materials is soaked to clean in 10 minutes to remove in sodium stearate solution and deoil and dust; B) sandblasting: the alloy plate surface is carried out sandblasting, improve the roughness on surface, use about 80 order AL
2O
3And SiO
2Mixed sand, the air pressure of sand is about 7～11kgf/cm
2, back roughness 10 ± 2 μ m finish dealing with; C) utilize pressurized air to remove residual sand behind the alkali lye degreasing after washing;
2) the ceramic crystal layer forms: the aluminum alloy plate materials that sandblast is finished places the electrolytic solution of aluminium composition 20g/L to carry out differential arc oxidation processing, electrolysis voltage 40v, 2.5A/dm
2Electric current, 3 ℃ of temperature, 15 minutes time, aluminium alloy metal plate material surface forms Al after finishing
2O
3Ceramic crystal layer, thickness are about 10 μ m;
3) formation of electrothermal dark-red pottery layer:
Apply operation: behind the cleaning surfaces, under 60 ℃ of temperature, carry out preheating, then Nonstick violet sand ceramics dope in the spraying of aluminium alloy metal plate material surface; Air pressure 4kgf/cm
2, spray gun bore 4mm divides 2 applications, glue spread 4m
2/ kg, the about 10 μ m of coating thickness; Levelling, 40 ℃ of temperature, 4 minutes time;
Sintering circuit: under 220 ℃ of conditions of temperature, carried out sintering processes 15 minutes, make electrothermal dark-red pottery layer and ceramic crystal layer, ceramic crystal layer and the abundant clinkering of alloy layer together; The final about 20 μ m of electrothermal dark-red pottery layer thickness that form.
In order to clearly demonstrate the outstanding representation of violet sand ceramics alloy material of the present invention, now by following test explanation at hardness, aspect such as wear-resisting, anticorrosive:
Test objective: test every indexs such as violet sand ceramics alloy material hardness of the present invention, tack, shock-resistance, water tolerance, alkali resistance, acid resistance, thermotolerance.
Test material: 400 * 400mm electrothermal dark-red pottery aluminium alloy metal plate material (material of the present invention), the about 20 μ m of electrothermal dark-red pottery layer, coated on both sides; Aluminium alloy layer 5mm;
Test-results such as following table 1:
Claims (7)
1. a violet sand ceramics alloy material is characterized in that, this material comprises alloy layer and electrothermal dark-red pottery layer, forms described electrothermal dark-red pottery layer on surface of alloy layer or two surfaces.
2. violet sand ceramics alloy material as claimed in claim 1 is characterized in that described alloy layer is an aluminium alloy layer.
3. violet sand ceramics alloy material as claimed in claim 1 is characterized in that described electrothermal dark-red pottery layer thickness is 15～20 μ m.
4. as claim 1 or 3 described violet sand ceramics alloy materials, it is characterized in that described electrothermal dark-red pottery layer is formed by the surface that Nonstick violet sand ceramics dope composed as follows is coated in alloy layer: by weight percentage, polysiloxane 0%～3.1%, aluminium sesquioxide 0%～5.1%, zinc oxide 0%～2.1%, silica 1 1.4%～23.1%, alkylcellulose 0.7%～4.6%, pigment 12.4%～27.6%, water 21.9%～37.8% and alcohol 12.1%～25.6%.
5. violet sand ceramics alloy material as claimed in claim 4 is characterized in that, described alkylcellulose is one or more a mixture in the alkylcellulose of C1-4.
6. violet sand ceramics alloy material as claimed in claim 4 is characterized in that, described alcohol is methyl alcohol, ethanol or its mixture.
7. violet sand ceramics alloy material as claimed in claim 4 is characterized in that, described pigment is ferric oxide, aluminium sesquioxide, zinc oxide, titanium dioxide, zirconium dioxide or magnesium oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101609332A CN101190841A (en) | 2006-12-01 | 2006-12-01 | Violet sand ceramics alloy material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101609332A CN101190841A (en) | 2006-12-01 | 2006-12-01 | Violet sand ceramics alloy material |
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| Publication Number | Publication Date |
|---|---|
| CN101190841A true CN101190841A (en) | 2008-06-04 |
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ID=39486063
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101609332A Pending CN101190841A (en) | 2006-12-01 | 2006-12-01 | Violet sand ceramics alloy material |
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|---|---|
| CN (1) | CN101190841A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106086600A (en) * | 2016-08-25 | 2016-11-09 | 安徽丰源车业有限公司 | High-carbon steel shock resistance Herba Plantaginis bumper and preparation method thereof |
| CN106757262A (en) * | 2016-12-13 | 2017-05-31 | 安徽省煜灿新型材料科技有限公司 | A kind of preparation method of wear-resistant soleplate |
-
2006
- 2006-12-01 CN CNA2006101609332A patent/CN101190841A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106086600A (en) * | 2016-08-25 | 2016-11-09 | 安徽丰源车业有限公司 | High-carbon steel shock resistance Herba Plantaginis bumper and preparation method thereof |
| CN106757262A (en) * | 2016-12-13 | 2017-05-31 | 安徽省煜灿新型材料科技有限公司 | A kind of preparation method of wear-resistant soleplate |
| CN106757262B (en) * | 2016-12-13 | 2018-10-09 | 安徽省煜灿新型材料科技有限公司 | A kind of preparation method of wear-resistant soleplate |
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Open date: 20080604 |