CN105256313B - Enamelling sheet steel fireplace and preparation method thereof - Google Patents
Enamelling sheet steel fireplace and preparation method thereof Download PDFInfo
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- CN105256313B CN105256313B CN201510769219.2A CN201510769219A CN105256313B CN 105256313 B CN105256313 B CN 105256313B CN 201510769219 A CN201510769219 A CN 201510769219A CN 105256313 B CN105256313 B CN 105256313B
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- heater
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Abstract
The invention belongs to fireplace production technical field, and in particular to a kind of enamelling sheet steel fireplace and preparation method thereof.4 6mm steel plates are integrally machined into body of heater;By body of heater in 820 860 DEG C of 20min of integrally annealed 15;Body of heater after annealing is integrally polished sandblasting;To the body of heater after polishing sandblasting, first in room temperature, 150 DEG C spray ground-coat enamel slurry, then drying, then sinter 10 25min at 820 860 DEG C, after being cooled to 250 350 DEG C, spray cover-coat enamel slurry, then dry, then sinter 10 25min at 760 860 DEG C, get product.Enamelling sheet steel fireplace of the present invention integrates the speciality of steel plate and frit for porcelain enamel, is the another new varieties of former fireplace in the market, solves former cast iron enamel fireplace wall thickness and difference crosses the deficiencies of substantially overall weight is big, outward appearance is heavy.
Description
Technical field
The invention belongs to fireplace production technical field, and in particular to a kind of enamelling sheet steel fireplace and preparation method thereof.
Background technology
The shell of the true fire burning type fireplace used both at home and abroad at present also has cast iron in addition to for the pitch-dark steel plate fireplace of entirety
Pitch-dark, cast iron enamel fireplace, latter two are to be assembled using the split three after production.Cast iron enamel fireplace is due to using
Split production, the technological process assembled later, often cause the product after assembling intuitively to feel each part of fireplace in phase
Each part gap is uneven after mutually combining, and former cast iron enamel fireplace wall thickness and difference is excessive easily causes that overall weight is big, outward appearance
The deficiencies of heavy.
The content of the invention
The deficiencies of substantially overall weight is big, outward appearance is heavy is crossed for the former cast iron enamel fireplace wall thickness of solution and difference, the present invention
Purpose be to provide a kind of enamelling sheet steel fireplace and preparation method thereof.
To achieve the above object, the technical scheme that the present invention takes is as follows:
The preparation method of enamelling sheet steel fireplace, preparation process are:
(1), overall processing:4-6mm steel plates are integrally machined into body of heater;
(2), integrally annealed:By body of heater in 820-860 DEG C of integrally annealed 15-20min;
(3), overall sandblasting:Body of heater after annealing is integrally polished sandblasting;
(4), wet method thermal jet:To the body of heater after polishing sandblasting, first in room temperature, -150 DEG C spray ground-coat enamel slurry, then drying,
Then 10-25min is sintered at 820-860 DEG C, after being cooled to 250-350 DEG C, sprays cover-coat enamel slurry, then dried, then at 760-860 DEG C
10-25min is sintered, is got product;
Wherein, the preparation process of the ground-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:48.0~
58.0%、B2O3:11.0~18.0%、Fe2O3:0.9~1.9%、R2O:15.0~21.0%、CaF2:8.0~10.0%、Al2O3:1.8~
3.5%、CoO:0.5~1.1%、MnO2:0~1.8%、PbO:0~5.0%、NiO:1.0~2.5%;(ii)It is melting at 1150-1250 DEG C
After enamel, ball milling is into slurry;Wherein R2R in O is Li, Na, K or its combination;
The preparation process of cover-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:42.0~
55.0%、Al2O3:4.0~10.0%、R2O:15.0~25.0%、CaF2:1.2~2.8%、B2O3:8.0~15.0%、Na2SiF6:1.9~
7.6%、TiO2:0~3.0%、BaO:1.5~5.0%、CeO2:0~10.0%、MnO2:0~4.5%、Fe2O3:0~8.5%;(ii)In 1150-
After 1250 DEG C are melting into enamel, ball milling is into slurry;Wherein R2R in O is Li, Na, K or its combination.
The enamelling sheet steel fireplace prepared according to aforementioned preparation process.
The innovation of the present invention is:
1st, for make steel plate fireplace and metallic object in preparation process because its moulding is impetuous, built in differ, it is asymmetric and produce
Stress obtain uniformly rational release, fireplace of the present invention just uses the integrally annealed of metal body of heater, and so it can not only be arranged
Except its some stress in processing procedure is completed, obtain metal surface fully oxidized, can exclude partly to be harmful in steel plate again
The impurity of enamel, later using the overall sandblasting to body of heater, steel plate is spilt brand-new metal surface, be easy to the jail of itself and enamel
Consolidation is closed.
2nd, some special cobalt nickel enamels are warded off by being applied to its top layer, it is produced enough with steel plate in sintering process
Physics and chemistry adherence, both are securely joined with being integrated.
3rd, using this new method of wet method thermal jet, it can be controlled the layer glaze that enamel coating top layer sprays, obtain porcelain thickness
To rational adjustment, while the color and luster of layer glaze can be adjusted again(It is mainly adjusted by cover-coat enamel component ratio, such as MnO2Adjust
Darkviolet, Fe2O3Adjust yellow), so as to obtain the different porcelain thicknesses needed for design requirement, color and luster can adjust at any time on request.It is logical
Cross wet method thermal jet this method can by moisture content because the salt impurity in some pigments and other mill additions is reasonably disperseed,
It can be obtained in burning till to fully enough volatilizations again, avoided and burnt till rear enamel coating and salt mist film occur(Spot)And strain line is not
Foot, so that the outward appearance that the top layer of body of heater is got well.
Beneficial effects of the present invention:
1st, the enamel fireplace produced with the application of slip of steel plate entirety still belongs to first batch of in the line, and it collects the speciality of steel plate and frit for porcelain enamel
It is integrated, the product of production is the another new varieties of former fireplace in the market.
2nd, artificial glazing is carried out to body of heater top layer using wet method thermal jet method, the quality of product is rationally controlled, can
The enamel coating quality for making the corner of metal body of heater be particularly at the less R angles of some radius of curvature is controlled, and avoids enamel coating thickness
Thin uneven, uncontrollable adjustment, enamel some specific positions gather or the undesirable element such as deficiency, while pass through porcelain thickness
And glaze adjusting performance, can be improved some performances such as the heat-resisting, impact resistance of enamel coating.
The 3rd, body of heater top layer can be made to the product of different performance requirement using artificial preparation method by the requirement of client(Pass through enamel coating
Thickness and glaze adjusting performance are realized), make its top layer smoothly fine and smooth, glossiness is good, a variety of color and lusters, and color and luster is homogeneous, harmonious.
4th, burning method is grown by the low temperature after spraying, whole body of heater stress caused by metal component structure is uneven can be avoided
Deformation, ensure that the deficiencies of enamel coating can bear crackle, burst porcelain caused by local temperature difference in use.
5th, color, the adjustability of gloss again further expand the commercially available of this product, and it can be each consumer
One product achieved one's goal is provided.
Embodiment
Embodiment 1
Enamelling sheet steel fireplace, preparation process are:
(1), overall processing:5mm steel plates are integrally machined into body of heater;
(2), integrally annealed:By body of heater in 840 DEG C of integrally annealed 20min;
(3), overall sandblasting:Body of heater after annealing is integrally polished sandblasting;
(4), wet method thermal jet:To the body of heater after polishing sandblasting, ground-coat enamel slurry is sprayed at 100 DEG C first, then drying, Ran Hou
860 DEG C of sintering 20min, after being cooled to 350 DEG C, cover-coat enamel slurry is sprayed, then dried, then 20min is sintered at 860 DEG C, got product;
Wherein, the preparation process of the ground-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:
50.18%、B2O3:12.84%、Fe2O3:1.81%、Na2O:16%、K2O:4.61%、CaF2:8.52%、Al2O3:1.88%、CoO:
0.8%、MnO2:1.6%、PbO:0%、NiO:1.76%;(ii)After 1200 DEG C are melting into enamel, ball milling is into slurry;
The preparation process of cover-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:47.19%、
Al2O3:9.21%、Na2O:12.29%、K2O:2.5%、CaF2:4.45%、B2O3:10.12%、Na2SiF6:7.53%、TiO2:
1.45%、BaO:4.84%、CeO2:0%、MnO2:0%、Fe2O3:0.42%;(ii)After 1200 DEG C are melting into enamel, ball milling is into slurry.
Embodiment 2
Enamelling sheet steel fireplace, preparation process are:
(1), overall processing:5mm steel plates are integrally machined into body of heater;
(2), integrally annealed:By body of heater in 840 DEG C of integrally annealed 18min;
(3), overall sandblasting:Body of heater after annealing is integrally polished sandblasting;
(4), wet method thermal jet:To the body of heater after polishing sandblasting, ground-coat enamel slurry is sprayed at 100 DEG C first, then drying, Ran Hou
840 DEG C of sintering 20min, after being cooled to 300 DEG C, cover-coat enamel slurry is sprayed, then dried, then 20min is sintered at 800 DEG C, got product;
Wherein, the preparation process of the ground-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:55%、
B2O3:11%、Fe2O3:1.2%、Li2O:17%、CaF2:9%、Al2O3:3%、CoO:0.8%、MnO2:1.8%、PbO:0.2%、NiO:
1%;(ii)After 1200 DEG C are melting into enamel, ball milling is into slurry;
The preparation process of cover-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:42%、Al2O3:
4%、Li 2O:20%、CaF2:1.2%、B2O3:8%、Na2SiF6:2.8%、TiO2:1%、BaO:2%、CeO2:10%、MnO2:3%、
Fe2O3:6%;(ii)After 1200 DEG C are melting into enamel, ball milling is into slurry.
Embodiment 3
Enamelling sheet steel fireplace, preparation process are:
(1), overall processing:4mm steel plates are integrally machined into body of heater;
(2), integrally annealed:By body of heater in 820 DEG C of integrally annealed 15min;
(3), overall sandblasting:Body of heater after annealing is integrally polished sandblasting;
(4), wet method thermal jet:To the body of heater after polishing sandblasting, ground-coat enamel slurry is sprayed in room temperature first, then drying, Ran Hou
820 DEG C of sintering 10min, after being cooled to 250 DEG C, cover-coat enamel slurry is sprayed, then dried, then 10min is sintered at 760 DEG C, got product;
Wherein, the preparation process of the ground-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:50%、
B2O3:17.1%、Fe2O3:0.9%、K 2O:15%、CaF2:8%、Al2O3:2.5%、CoO:0.5%、MnO2:0%、PbO:5%、NiO:
1%;(ii)After 1150 DEG C are melting into enamel, ball milling is into slurry;
The preparation process of cover-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:55%、Al2O3:
10%、K2O:15%、CaF2:2.8%、B2O3:8%、Na2SiF6:1.9%、TiO2:0%、BaO:3%、CeO2:4.3%、MnO2:0%、
Fe2O3:0%;(ii)After 1150 DEG C are melting into enamel, ball milling is into slurry.
Embodiment 4
Enamelling sheet steel fireplace, preparation process are:
(1), overall processing:6mm steel plates are integrally machined into body of heater;
(2), integrally annealed:By body of heater in 860 DEG C of integrally annealed 20min;
(3), overall sandblasting:Body of heater after annealing is integrally polished sandblasting;
(4), wet method thermal jet:To the body of heater after polishing sandblasting, ground-coat enamel slurry is sprayed at 150 DEG C first, then drying, Ran Hou
860 DEG C of sintering 25min, after being cooled to 350 DEG C, cover-coat enamel slurry is sprayed, then dried, then 25min is sintered at 860 DEG C, got product;
Wherein, the preparation process of the ground-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:48%、
B2O3:13.5%、Fe2O3:1.5%、Na2O:20%、CaF2:10%、Al2O3:3.5%、CoO:1%、MnO2:0%、PbO:0%、NiO:
2.5%;(ii)After 1250 DEG C are melting into enamel, ball milling is into slurry;
The preparation process of cover-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:42%、Al2O3:
5%、Na2O:15%、CaF2:1.2%、B2O3:15%、Na2SiF6:4.3%、TiO2:3%、BaO:1.5%、CeO2:0%、MnO2:4.5%、
Fe2O3:8.5%;(ii)After 1250 DEG C are melting into enamel, ball milling is into slurry.
Claims (2)
1. the preparation method of enamelling sheet steel fireplace, it is characterised in that preparation process is:
(1), overall processing:4-6mm steel plates are integrally machined into body of heater;
(2), integrally annealed:By body of heater in 820-860 DEG C of integrally annealed 15-20min;
(3), overall sandblasting:Body of heater after annealing is integrally polished sandblasting;
(4), wet method thermal jet:To the body of heater after polishing sandblasting, first in room temperature, -150 DEG C spray ground-coat enamel slurry, then drying, then
10-25min is sintered at 820-860 DEG C, after being cooled to 250-350 DEG C, sprays cover-coat enamel slurry, then is dried, then in 760-860 DEG C of sintering
10-25min, get product;
Wherein, the preparation process of the ground-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:48.0~
58.0%、B2O3:11.0~18.0%、Fe2O3:0.9~1.9%、R2O:15.0~21.0%、CaF2:8.0~10.0%、Al2O3:1.8~
3.5%、CoO:0.5~1.1%、MnO2:0~1.8%、PbO:0~5.0%、NiO:1.0~2.5%;(ii)It is melting at 1150-1250 DEG C
After enamel, ball milling is into slurry;Wherein R2R in O is Li, Na, K or its combination;
The preparation process of cover-coat enamel slurry is:(i)In terms of percentage by weight summation 100%, dispensing:SiO2:42.0~55.0%、
Al2O3:4.0~10.0%、R2O:15.0~25.0%、CaF2:1.2~2.8%、B2O3:8.0~15.0%、Na2SiF6:1.9~7.6%、
TiO2:0~3.0%、BaO:1.5~5.0%、CeO2:0~10.0%、MnO2:0~4.5%、Fe2O3:0~8.5%;(ii)In 1150-1250
After DEG C being melting into enamel, ball milling is into slurry;Wherein R2R in O is Li, Na, K or its combination.
2. the enamelling sheet steel fireplace that according to claim 1 prepared by preparation method.
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CN201510769219.2A CN105256313B (en) | 2015-09-25 | 2015-11-12 | Enamelling sheet steel fireplace and preparation method thereof |
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CN2015106194289 | 2015-09-25 | ||
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CN108516685A (en) * | 2018-04-20 | 2018-09-11 | 攀枝花学院 | Heat and corrosion resistant enamel coating and preparation method thereof |
CN108385106A (en) * | 2018-05-30 | 2018-08-10 | 深圳市金合联供应链技术有限公司 | A kind of heat safe method of improvement enamel grate |
CN112342544A (en) * | 2020-10-19 | 2021-02-09 | 青岛裕晋精搪涂层有限公司 | Low-temperature acid and alkali resistant cast iron enamel processing technology and coating formula |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1519213A (en) * | 2003-01-22 | 2004-08-11 | 强 王 | Method for producing blackboard and whiteboard made from enamel in super strength, and glaze of enamel |
CN102051617A (en) * | 2010-12-24 | 2011-05-11 | 洪立业 | Production process of enamel steel plate |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN1519213A (en) * | 2003-01-22 | 2004-08-11 | 强 王 | Method for producing blackboard and whiteboard made from enamel in super strength, and glaze of enamel |
CN102051617A (en) * | 2010-12-24 | 2011-05-11 | 洪立业 | Production process of enamel steel plate |
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