CN105967683A - Weather-resistant ceramic coating material - Google Patents
Weather-resistant ceramic coating material Download PDFInfo
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- CN105967683A CN105967683A CN201610167287.6A CN201610167287A CN105967683A CN 105967683 A CN105967683 A CN 105967683A CN 201610167287 A CN201610167287 A CN 201610167287A CN 105967683 A CN105967683 A CN 105967683A
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- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
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Abstract
The invention discloses a weather-resistant ceramic coating material, which is prepared from the following raw materials (by weight): 14-18 parts of glass glaze, 2-3 parts of zeolite, 78-85 parts of zirconia ceramic powder, 4-6 parts of alumina sol, 1.3-1.5 parts of molybdenum disulfide, 0.5-0.8 part of barium sulfate, 0.4-0.6 part of 0.6% aluminate coupling agent, 1.1-1.4 parts of nickel powder, 2-3 parts of a fluoro-silicon emulsion, 4-6 parts of hexagonal boron nitride, 1-2 parts of bismuth oxide, 0.8-1 part of antimony oxide, 3-5 parts of alkali-free glass powder, a proper amount of anhydrous ethanol and a proper amount of deionized water. The ceramic coating effectively improves bonding strength of a surface ceramic material and a matrix, maintains good antifouling, heat-conducting and weather-resistant properties, has long service life, and is worth of promotion.
Description
Technical field
The present invention relates to ceramic coating technical field, particularly relate to a kind of weather-proof ceramic coating material.
Background technology
Exhaust equipment in kitchen, laboratory, each field such as factory have important effect.Typically may be divided into air draft
The part composition such as cover, airduct, dust separation device, blower fan, equipment shell.Wherein the material of dust separation device is according to field
The different materials used also are not quite similar, and great majority can use alloy material, and the performance of alloy material largely have impact on
Equipment using effect and life-span.The thermal stress that ceramic coating produces in friction process is smaller, and coating is less likely to occur seriously
Fracture, has the characteristics such as porosity is low, coefficient of friction is low, heat conductivity is high, corrosion resistance, high rigidity, it is adaptable to high temperature, corrosion
With particular job environment such as abrasions.
" Cr2O3 ceramic coating friction and Wear Study " utilizes chromic oxide ceramic powders and glass glaze according to
Certain mass, than mixing, ball milling after sintering 900 DEG C, is crossed 200 mesh sieves, is then utilized subsonic speed spray gun to spray three oxidations on 45 steel
Two chromium ceramic coatings, and sinter in resistance furnace.Although adding the caking property that a certain amount of glass glaze enhances between powder,
Improve the wearability of coating, but air cannot all be discharged by the coating that spraying prepares, and there is a large amount of pore, even across
High temperature sintering also cannot improve, and needs repeatedly brushing glass glaze, construction complexity, and chromium is toxic to human body, unsuitable a large amount of
Use.The present invention is directed to the serviceability of exhaust equipment, it is believed that antifouling easy to clean be topmost Practical Performance, utilize with reference to literary composition
The glass glaze offering proposition strengthens agglutinating property, improves wearability, combines both and prepares big production suitable for industrialized
Improve the ceramic coating of exhaust equipment performance.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of weather-proof ceramic coating material.
The present invention is achieved by the following technical solutions:
A kind of weather-proof ceramic coating material, is made up of the raw material of following weight portion: glass glaze 14-18, zeolite 2-3, oxygen
Change zircon ceramic powder 78-85, Alumina gel 4-6, molybdenum bisuphide 1.3-1.5, barium sulfate 0.5-0.8,0.6% aluminate coupling agent 0.4-
0.6, nikel powder 1.1-1.4, fluoro-silicone emulsion 2-3, hexagonal boron nitride 4-6, bismuth oxide 1-2, antimony oxide 0.8-1, alkali-free glass
Powder 3-5, dehydrated alcohol are appropriate, deionized water is appropriate.
The weather-proof ceramic coating material of described one, is made up of following concrete steps:
(1) glass glaze will add appropriate dehydrated alcohol, wet ball grinding 5-7h in planetary ball mill, after ball milling
Dry at 105-110 DEG C, be then added in sintering furnace pre-burning 22-32min at 480-500 DEG C, add appropriate viscous after cooling
The fine powder material that granularity is 10-30 μm is made in knot agent, standby after drying;
(2) molybdenum bisuphide, barium sulfate and zeolite are stirred in batch mixer under 1100 revs/min, then it is even to spray into 0.6% Aluminate
Connection agent grinding distribution, then be added in electric furnace heat while stirring by itself and fluoro-silicone emulsion, it is ground into fine powder after drying and is added to Alumina gel
Middle ultrasonic disperse;
(3) the material mixing of material, zirconia ceramics powder and the step (2) step (1) prepared, is added to pelletize after stirring
Machine is made granule, then this granule plasma spraying technology is sprayed onto matrix surface;
(4) it is heated to melting by alkali-free glass powder, then hexagonal boron nitride, bismuth oxide, nikel powder and antimony oxide is added
Wherein, constant temperature stirs, and is coated in step (3) matrix surface, natural cooling after laser melting coating the most while hot.
The weather-proof ceramic coating material of described one, described glass glaze is by dolomite, porous ceramic grain, andalusite, five oxidations
Two niobiums and magnesium oxide composition, wherein mass ratio is 2-2.5:1.5-2:7.7-10:0.5-0.7:1-2.
The invention have the advantage that the present invention utilizes Alumina gel and the compatibility of ceramic body composition and the spy of acceleration of sintering
Property by material ultrasound component bulk cargos such as molybdenum bisuphide, improve the caking property between material, uniformity, then by itself and glass glaze,
Ceramics mixing causes nano composite phase Strengthening and Toughening effect, alleviates interface residual stress, can reduce pottery appearance when spraying
Crackle, reduces fault of construction, improves the performance such as smooth, wear-resisting, easy to clean of coating, the most also utilizes alkali-free glass powder good
Corrosion-resistant, caking property and the mixing such as hexagonal boron nitride, bismuth oxide, recycling laser melting and coating technique is coated onto matrix surface,
Solve coating and there is the problem of pore, and significantly improve the hardness of coating, high temperature resistant, resistance to heat shocks, corrosion resistance, heat conductivity
Etc. performance;The ceramic coating of the present invention effectively improves the bond strength of top layer ceramic material and matrix, maintains good
Antifouling, heat conduction, weather resistance, service life is long, is worthy to be popularized.
Detailed description of the invention
A kind of weather-proof ceramic coating material, is made up of the raw material of following weight portion (kilogram): glass glaze 14, zeolite
2, zirconia ceramics powder 78, Alumina gel 4, molybdenum bisuphide 1.3, barium sulfate 0.5,0.6% aluminate coupling agent 0.4, nikel powder 1.1, fluorine
Silicon emulsion 2, hexagonal boron nitride 4, bismuth oxide 1, antimony oxide 0.8, alkali-free glass powder 3, dehydrated alcohol are appropriate, deionized water
In right amount.
The weather-proof ceramic coating material of described one, is made up of following concrete steps:
(1) glass glaze will add appropriate dehydrated alcohol, wet ball grinding 5h in planetary ball mill, after ball milling
Dry at 105 DEG C, be then added in sintering furnace pre-burning 22-32min at 480 DEG C, add appropriate binding agent after cooling and make
Granularity is the fine powder material of 10 μm, standby after drying;
(2) molybdenum bisuphide, barium sulfate and zeolite are stirred in batch mixer under 1100 revs/min, then it is even to spray into 0.6% Aluminate
Connection agent grinding distribution, then be added in electric furnace heat while stirring by itself and fluoro-silicone emulsion, it is ground into fine powder after drying and is added to Alumina gel
Middle ultrasonic disperse;
(3) the material mixing of material, zirconia ceramics powder and the step (2) step (1) prepared, is added to pelletize after stirring
Machine is made granule, then this granule plasma spraying technology is sprayed onto matrix surface;
(4) it is heated to melting by alkali-free glass powder, then hexagonal boron nitride, bismuth oxide, nikel powder and antimony oxide is added
Wherein, constant temperature stirs, and is coated in step (3) matrix surface, natural cooling after laser melting coating the most while hot.
The weather-proof ceramic coating material of described one, described glass glaze is by dolomite, porous ceramic grain, andalusite, five oxidations
Two niobiums and magnesium oxide composition, wherein mass ratio is 2:1.5:7.7:0.5:1.
The ceramic coating performance parameter produced according to embodiment is as follows:
(1) paintability is good good with matrix material adhesion, and coating surface is smooth, pore-free;
(2) abrasion test: 2.5mg;
(3) Oxidation Resistance Test: coating specimens effective anti-oxidization time in the still air of 1500 DEG C reaches 185h;
(4) thermal shock resistance test: be warming up to 1500 DEG C, cold water quenches, and 10 times the most repeatedly, coating does not ftractures, and does not falls off.
Claims (3)
1. a weather-proof ceramic coating material, it is characterised in that be made up of the raw material of following weight portion: glass glaze 14-
18, zeolite 2-3, zirconia ceramics powder 78-85, Alumina gel 4-6, molybdenum bisuphide 1.3-1.5, barium sulfate 0.5-0.8,0.6% aluminic acid
Ester coupling agent 0.4-0.6, nikel powder 1.1-1.4, fluoro-silicone emulsion 2-3, hexagonal boron nitride 4-6, bismuth oxide 1-2, antimony oxide
0.8-1, alkali-free glass powder 3-5, dehydrated alcohol is appropriate, deionized water is appropriate.
A kind of weather-proof ceramic coating material, it is characterised in that by following concrete steps preparation system
Become:
(1) glass glaze will add appropriate dehydrated alcohol, wet ball grinding 5-7h in planetary ball mill, after ball milling
Dry at 105-110 DEG C, be then added in sintering furnace pre-burning 22-32min at 480-500 DEG C, add appropriate viscous after cooling
The fine powder material that granularity is 10-30 μm is made in knot agent, standby after drying;
(2) molybdenum bisuphide, barium sulfate and zeolite are stirred in batch mixer under 1100 revs/min, then it is even to spray into 0.6% Aluminate
Connection agent grinding distribution, then be added in electric furnace heat while stirring by itself and fluoro-silicone emulsion, it is ground into fine powder after drying and is added to Alumina gel
Middle ultrasonic disperse;
(3) the material mixing of material, zirconia ceramics powder and the step (2) step (1) prepared, is added to pelletize after stirring
Machine is made granule, then this granule plasma spraying technology is sprayed onto matrix surface;
(4) it is heated to melting by alkali-free glass powder, then hexagonal boron nitride, bismuth oxide, nikel powder and antimony oxide is added
Wherein, constant temperature stirs, and is coated in step (3) matrix surface, natural cooling after laser melting coating the most while hot.
3. according to weather-proof ceramic coating material a kind of described in claim 1-2, it is characterised in that described glass glaze is by white clouds
Stone, porous ceramic grain, andalusite, niobium pentaoxide and magnesium oxide composition, wherein mass ratio is 2-2.5:1.5-2:7.7-10:0.5-
0.7:1-2。
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106349570A (en) * | 2016-10-11 | 2017-01-25 | 佛山市飞时达新材料科技有限公司 | Flame-retardant polypropylene cable material and preparation method thereof |
CN107162422A (en) * | 2017-07-11 | 2017-09-15 | 德化县万盛陶瓷有限公司 | A kind of fire-resistant oxidation resistant ceramic glaze and preparation method thereof |
CN112125522A (en) * | 2020-04-23 | 2020-12-25 | 无锡市南方耐材有限公司 | Continuous casting three-piece composite oxidation-resistant erosion-resistant ceramic glaze and preparation method thereof |
CN114412914A (en) * | 2022-01-21 | 2022-04-29 | 江阴市金巨不锈钢制造有限公司 | Wear-resistant alloy hinge and processing technology thereof |
CN114645269A (en) * | 2020-12-18 | 2022-06-21 | 深圳优易材料科技有限公司 | High-temperature-resistant ceramic coating of thermocouple for garbage incinerator and preparation method thereof |
CN114804634A (en) * | 2022-03-04 | 2022-07-29 | 醴陵市东方电瓷电器有限公司 | Colored glaze for porcelain insulator and preparation method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103113768A (en) * | 2013-03-08 | 2013-05-22 | 苏州纳迪微电子有限公司 | High temperature resistant coating for engine exhaust system |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103113768A (en) * | 2013-03-08 | 2013-05-22 | 苏州纳迪微电子有限公司 | High temperature resistant coating for engine exhaust system |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106349570A (en) * | 2016-10-11 | 2017-01-25 | 佛山市飞时达新材料科技有限公司 | Flame-retardant polypropylene cable material and preparation method thereof |
CN107162422A (en) * | 2017-07-11 | 2017-09-15 | 德化县万盛陶瓷有限公司 | A kind of fire-resistant oxidation resistant ceramic glaze and preparation method thereof |
CN112125522A (en) * | 2020-04-23 | 2020-12-25 | 无锡市南方耐材有限公司 | Continuous casting three-piece composite oxidation-resistant erosion-resistant ceramic glaze and preparation method thereof |
CN114645269A (en) * | 2020-12-18 | 2022-06-21 | 深圳优易材料科技有限公司 | High-temperature-resistant ceramic coating of thermocouple for garbage incinerator and preparation method thereof |
CN114645269B (en) * | 2020-12-18 | 2024-03-26 | 深圳优易材料科技有限公司 | High-temperature-resistant ceramic coating of thermocouple for garbage incinerator and preparation method thereof |
CN114412914A (en) * | 2022-01-21 | 2022-04-29 | 江阴市金巨不锈钢制造有限公司 | Wear-resistant alloy hinge and processing technology thereof |
CN114804634A (en) * | 2022-03-04 | 2022-07-29 | 醴陵市东方电瓷电器有限公司 | Colored glaze for porcelain insulator and preparation method thereof |
CN114804634B (en) * | 2022-03-04 | 2023-08-25 | 醴陵市东方电瓷电器有限公司 | Colored glaze for porcelain insulator and preparation method thereof |
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