CN103215591B - Preparation method of imitated-metal enameled steel sheet - Google Patents

Preparation method of imitated-metal enameled steel sheet Download PDF

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CN103215591B
CN103215591B CN201310045067.2A CN201310045067A CN103215591B CN 103215591 B CN103215591 B CN 103215591B CN 201310045067 A CN201310045067 A CN 201310045067A CN 103215591 B CN103215591 B CN 103215591B
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imitative
glaze
metallic enamel
parts
steel plate
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CN103215591A (en
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顾金芳
邢翰学
江峰
方淑玲
杨理想
王永
刘鹤
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ZHEJIANG KAIER NEW MATERIAL CO Ltd
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Abstract

The invention relates to a preparation method of an imitated-metal enameled steel sheet. The prepared enameled steel sheet has the advantages of good mechanical properties, good heat resistance, excellent chemical stability, clean and gorgeous appearance, and easy cleaning and decontamination. The enameled steel sheet is suitable to be used in decorative enamel of building interior and exterior wall decorations and decorative enamel of public places such as tunnels and subways. The enameled steel sheet has good imitated metal effect. A production process of the enameled steel sheet comprises the steps that: a suspending agent, water, sodium fluoroborate, urea, and potassium fluorosilicate are added into a transparent base glaze; ball milling is carried out, such that a glaze slurry is obtained; imitated-metal powder is added into the glaze slurry, and the mixture is well mixed, such that an imitated-metal enamel glaze is obtained; the imitated-metal enamel glaze is sprayed on a biscuit by using a spray gun; and the material is fired under a temperature of 800-860 DEG C, such that the imitated-metal enameled steel sheet is obtained.

Description

A kind of preparation method of imitative metallic enamel steel plate
Technical field
The present invention relates to a kind of preparation method of imitative metallic enamel steel plate, the imitative metallic enamel steel plate prepared has good mechanical property, good heat resistance, and chemical stability is excellent, and outward appearance is clean, magnificent, is easy to clean scrubbing.Be applicable to buildings decorating inner and external walls and the public place such as tunnel, subway decoration enamel.
Background technology
Enamel porcelain product and is also rear coated article, and it is a kind ofly given the functions such as its preservative property, resistance to chemical reagents and weather proofing by forming enamel layer on the surface at substrate steel sheet and improve the goods in steel plate life-span.Enamel porcelain product compared with precoating goods, though have the shortcomings such as manufacturing cost is expensive, it is all possessed of good qualities in hardness, weather proofing, detergency, thermotolerance and uninflammability etc.; Meanwhile, enamel porcelain products itself and is also had and highly suppress to pollute, can excellent chemical-resistant effect of restoring by cleaning.At present, be widely used in enameling sheet building curtain wall abroad and various upholstery work, also having nearly ten years in China is applicating history.
The thickness of enameling sheet is generally not more than 0.3mm, easily deforms in sintering process, causes its surface finish poor, during finishing material in addition as skin, can affect attractive in appearance.Meanwhile, the tension force unit elongation that enamel surfaces stands during bending machining is not less than 10%, and enamel layer is the glassiness that a kind of unit elongation is low, in any case the cracking of then unavoidable enamel layer.So enameling sheet only when meeting some basic demands, just stands bending machining, these requirements are exactly that enamel layer will stick on steel plate securely, even if this layer of cracking part can not cause at all get rusty.
Traditional enameling sheet has excellent bendability, enamel adherence, glossiness and erosion resistance, also has good stability, the advantages such as resistance to stripping simultaneously.But traditional enameling sheet outward appearance is graceful not, is not suitable for the application of some special occasions.
For this reason, have color and luster in the urgent need to developing a kind of surface, outward appearance is clean, magnificent, is applicable to the imitative metallic enamel steel plate of various applications.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of preparation method of imitative metallic enamel steel plate, and enameling sheet prepared by the method has good mechanical property, good heat resistance, chemical stability is excellent, outward appearance is clean, magnificent, is easy to clean scrubbing, also has well imitative metal effect.
Above-mentioned technical problem of the present invention is implemented by the following technical programs: a kind of preparation method of imitative metallic enamel steel plate, is characterized in that: comprise the following steps:
(1) in transparent base glaze, add suspension agent, water, Sodium tetrafluoroborate, urea, potassium silicofluoride carry out ball milling and obtain glaze slip, control the fineness degree of glaze slip at 0.2g/100ml/150 order ~ 0.3g/100ml/150 order, glaze slip unit weight is at 165g/100ml ~ 170gml;
In glaze slip, add imitative metal powder mix, obtain imitative metallic enamel glaze;
Above-mentioned imitative metallic enamel oil plant spray gun is sprayed at biscuit, obtains imitative metallic enamel steel plate;
Under above-mentioned imitative metallic enamel steel plate is placed in 100 ~ 250 DEG C of temperature, dry 20 ~ 60min;
Again the imitative metallic enamel steel plate of drying is put into firing furnace, at 800 ~ 860 DEG C, fire 4 ~ 6min.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 90 ~ 110 parts, transparent base glaze, suspension agent 6 ~ 8 parts, 40 ~ 50 parts, water, Sodium tetrafluoroborate 0.1 ~ 0.3 part, 0.3 ~ 0.7 part, urea, potassium silicofluoride 0.1 ~ 0.3 part, imitative metal powder 8 ~ 12 parts.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 95 ~ 105 parts, transparent base glaze, suspension agent 6.5 ~ 7.5 parts, 42 ~ 48 parts, water, Sodium tetrafluoroborate 0.15 ~ 0.25 part, 0.45 ~ 0.55 part, urea, potassium silicofluoride 0.15 ~ 0.25 part, imitative metal powder 9 ~ 11 parts.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 100 parts, transparent base glaze, suspension agent 7 parts, 45 parts, water, Sodium tetrafluoroborate 0.2 part, 0.5 part, urea, potassium silicofluoride 0.2 part, imitative metal powder 10 parts.
The preparation method of described imitative metallic enamel steel plate, described suspension agent is clay.
The preparation method of described imitative metallic enamel steel plate, the imitative metallic enamel frit particles thickness in described step (2) is 80 ~ 110 μm.
The preparation method of described imitative metallic enamel steel plate, the imitative metal powder stated has simulating golden colour powder, imitative silver color powder, imitation copper powder and artificial stainless steel toner.
In sum, the present invention compared with prior art tool have the following advantages and beneficial effect:
The present invention makes enameling sheet porcelain facing effect have metallic color, as gold, silver color, coppery, stainless steel etc.Have good mechanical property, good heat resistance, chemical stability is excellent, and outward appearance is clean, magnificent, is easy to clean scrubbing.
Embodiment
Below by embodiment, be described in further detail the technical scheme of invention, in these embodiments, unless otherwise indicated, all percentage compositions are all in mass parts:
Embodiment 1:
A preparation method for imitative metallic enamel steel plate, is characterized in that: comprise the following steps:
(1) in transparent base glaze, add suspension agent, water, Sodium tetrafluoroborate, urea, potassium silicofluoride carry out ball milling and obtain glaze slip, control the fineness degree of glaze slip at 0.2g/100ml/150 order, glaze slip unit weight is at 165g/100ml;
(2) in glaze slip, add imitative metal powder to mix, obtain imitative metallic enamel glaze;
Above-mentioned imitative metallic enamel oil plant spray gun is sprayed at biscuit, obtains imitative metallic enamel steel plate;
Under above-mentioned imitative metallic enamel steel plate is placed in 100 DEG C of temperature, dry 20min;
(3) the more imitative metallic enamel steel plate of drying is put into firing furnace, at 800 DEG C, fire 4min.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 100 parts, transparent base glaze, suspension agent 7 parts, 45 parts, water, Sodium tetrafluoroborate 0.2 part, 0.5 part, urea, potassium silicofluoride 0.2 part, 10 parts, simulating golden colour powder.
Described suspension agent is clay.
Imitative metallic enamel frit particles thickness in described step (2) is 80 μm.
Simulating golden colour enameling sheet is obtained by aforesaid method.
Embodiment 2:
A preparation method for imitative metallic enamel steel plate, is characterized in that: comprise the following steps:
(1) in transparent base glaze, add suspension agent, water, Sodium tetrafluoroborate, urea, potassium silicofluoride carry out ball milling and obtain glaze slip, control the fineness degree of glaze slip at 0.3g/100ml/150 order, glaze slip unit weight is at 170g/ml;
(2) in glaze slip, add imitative metal powder to mix, obtain imitative metallic enamel glaze;
Above-mentioned imitative metallic enamel oil plant spray gun is sprayed at biscuit, obtains imitative metallic enamel steel plate;
Under above-mentioned imitative metallic enamel steel plate is placed in 250 DEG C of temperature, dry 60min;
(3) the more imitative metallic enamel steel plate of drying is put into firing furnace, at 860 DEG C, fire 4.5min.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 110 parts, transparent base glaze, suspension agent 8 parts, 50 parts, water, Sodium tetrafluoroborate 0.3 part, 0.7 part, urea, potassium silicofluoride 0.3 part, imitative 12 parts, silver color powder.
Described suspension agent is clay.
Imitative metallic enamel frit particles thickness in described step (2) is 110 μm.
Imitative silver color enameling sheet is obtained by aforesaid method.
Embodiment 3:
A preparation method for imitative metallic enamel steel plate, is characterized in that: comprise the following steps:
(1) in transparent base glaze, add suspension agent, water, Sodium tetrafluoroborate, urea, potassium silicofluoride carry out ball milling and obtain glaze slip, control the fineness degree of glaze slip at 0.25g/100ml/150 order, glaze slip unit weight is at 168g/100ml;
(2) in glaze slip, add imitative metal powder to mix, obtain imitative metallic enamel glaze;
Above-mentioned imitative metallic enamel oil plant spray gun is sprayed at biscuit, obtains imitative metallic enamel steel plate;
Under above-mentioned imitative metallic enamel steel plate is placed in 200 DEG C of temperature, dry 40min;
(3) the more imitative metallic enamel steel plate of drying is put into firing furnace, at 820 DEG C, fire 5min.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 90 parts, transparent base glaze, suspension agent 6 parts, 40 parts, water, Sodium tetrafluoroborate 0.1 part, 0.3 part, urea, potassium silicofluoride 0.1 part, 8 parts, imitation copper powder.
Described suspension agent is clay.
Imitative metallic enamel frit particles thickness in described step (2) is 80 μm.
Imitation copper enameling sheet is obtained by aforesaid method.
Embodiment 4:
A preparation method for imitative metallic enamel steel plate, is characterized in that: comprise the following steps:
(1) in transparent base glaze, add suspension agent, water, Sodium tetrafluoroborate, urea, potassium silicofluoride carry out ball milling and obtain glaze slip, control the fineness degree of glaze slip at 0.2g/100ml/150 order, glaze slip unit weight is at 165g/100ml;
(2) in glaze slip, add imitative metal powder to mix, obtain imitative metallic enamel glaze;
Above-mentioned imitative metallic enamel oil plant spray gun is sprayed at biscuit, obtains imitative metallic enamel steel plate;
Under above-mentioned imitative metallic enamel steel plate is placed in 150 DEG C of temperature, dry 50min;
(3) the more imitative metallic enamel steel plate of drying is put into firing furnace, at 840 DEG C, fire 4.5min.
The preparation method of described imitative metallic enamel steel plate, described imitative metallic enamel glaze is made up of the compound of following mass parts: 95 parts, transparent base glaze, suspension agent 6.5 parts, 42 parts, water, Sodium tetrafluoroborate 0.15 part, 0.45 part, urea, potassium silicofluoride 0.15 part, artificial stainless steel toner 9 parts.
Described suspension agent is clay.
Imitative metallic enamel frit particles thickness in described step (2) is 90 μm.
Artificial stainless steel colour enameling sheet is obtained by aforesaid method.
To producing the simulating golden colour enameling sheet obtained, imitative silver color enameling sheet, imitation copper enameling sheet, artificial stainless steel colour enameling sheet carry out testing performance index: under the four kinds of enameling sheets above-mentioned production obtained are placed on 540 DEG C of temperature, thermostatically heating 30 minutes, is cooled to room temperature; Above-mentioned steps carries out 5 times repeatedly.
Testing performance index contrast table is as follows:
Through performance is tested us and is found, imitative metallic enamel does not weaken in performance relative to common enamel, and partial properties also promotes to some extent, and has imitative metal effect, more attractive in appearance in appearance, magnificent, be applicable to buildings decorating inner and external walls and the public place such as tunnel, subway decoration enamel.

Claims (5)

1. a preparation method for imitative metallic enamel steel plate, is characterized in that: comprise the following steps:
(1) in transparent base glaze, add suspension agent, water, Sodium tetrafluoroborate, urea, potassium silicofluoride carry out ball milling and obtain glaze slip, control the fineness degree of glaze slip at 0.2g/100ml/150 order ~ 0.3 g/100ml/150 order, glaze slip unit weight is at 165g/100ml ~ 170g/ml;
(2) in glaze slip, add imitative metal powder to mix, obtain imitative metallic enamel glaze;
(3) above-mentioned imitative metallic enamel glaze spray gun is sprayed at biscuit, obtain imitative metallic enamel steel plate;
(4), under above-mentioned imitative metallic enamel steel plate being placed in 100 ~ 250 DEG C of temperature, 20 ~ 60min is dried;
(5) the more imitative metallic enamel steel plate of drying is put into firing furnace, at 800 ~ 860 DEG C, fire 4 ~ 6min;
Described imitative metallic enamel glaze is made up of the compound of following mass parts:
95 ~ 105 parts, transparent base glaze, suspension agent 6.5 ~ 7.5 parts, 42 ~ 48 parts, water, Sodium tetrafluoroborate 0.15 ~ 0.25 part, 0.45 ~ 0.55 part, urea, potassium silicofluoride 0.15 ~ 0.25 part, imitative metal powder 9 ~ 11 parts.
2. the preparation method of imitative metallic enamel steel plate according to claim 1, is characterized in that, described imitative metallic enamel glaze is made up of the compound of following mass parts:
100 parts, transparent base glaze, suspension agent 7 parts, 45 parts, water, Sodium tetrafluoroborate 0.2 part, 0.5 part, urea, potassium silicofluoride 0.2 part, imitative metal powder 10 parts.
3. the preparation method of imitative metallic enamel steel plate according to claim 1 and 2, is characterized in that, described suspension agent is clay.
4. the preparation method of imitative metallic enamel steel plate according to claim 1, is characterized in that, the imitative metallic enamel frit particles thickness in described step (2) is 80 ~ 110 μm.
5. the preparation method of imitative metallic enamel steel plate according to claim 1 and 2, is characterized in that, described imitative metal powder has simulating golden colour powder, imitative silver color powder, imitation copper powder and artificial stainless steel toner.
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CN105271751B (en) * 2015-10-16 2017-10-17 湖南天欣科技股份有限公司 A kind of Antiskid ceramic tile high temperature glaze and its production method and methods for using them
CN105271752B (en) * 2015-10-16 2018-11-09 浙江开尔新材料股份有限公司 A kind of preparation method of low gloss colour enamel glaze
CN105695994A (en) * 2016-03-01 2016-06-22 吴申龙 Nano-ceramic technology for inner wall of stainless steel
CN108423992B (en) * 2018-05-28 2021-01-15 浙江开尔新材料股份有限公司 Process for producing enameled steel plate with cobblestone-imitated concave-convex surface
CN110372208B (en) * 2019-07-02 2021-12-31 浙江开尔新材料股份有限公司 Enamel glaze slip capable of releasing negative ions and method for preparing negative ion enamel plate by using enamel glaze slip
CN112062469B (en) * 2020-08-28 2022-06-03 浙江开尔新材料股份有限公司 Bottom glaze material of stainless steel enamel plate and preparation method and application thereof
CN112573825A (en) * 2020-11-24 2021-03-30 杭州方泰搪瓷制品有限公司 Enamel cover glaze slip and preparation method thereof

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CN102303970A (en) * 2011-07-08 2012-01-04 晋江恒达陶瓷有限公司 Method for producing metal enamelled bricks
CN102786224A (en) * 2011-05-16 2012-11-21 段宝 Glaze for common Q235B hot rolled steel plate double-sided enamel, and use thereof

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CN102086091A (en) * 2010-07-08 2011-06-08 石家庄正中科技有限公司 Surface glaze, white enamel and preparation method thereof
CN102181862A (en) * 2011-04-12 2011-09-14 浙江开尔新材料股份有限公司 Preparation method of enameled steel sheet
CN102786224A (en) * 2011-05-16 2012-11-21 段宝 Glaze for common Q235B hot rolled steel plate double-sided enamel, and use thereof
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