CN1837117A - High-temperature anti-carburization anticorrosion infrared radiation glaze materials and method for preparing same - Google Patents
High-temperature anti-carburization anticorrosion infrared radiation glaze materials and method for preparing same Download PDFInfo
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- CN1837117A CN1837117A CN 200610018783 CN200610018783A CN1837117A CN 1837117 A CN1837117 A CN 1837117A CN 200610018783 CN200610018783 CN 200610018783 CN 200610018783 A CN200610018783 A CN 200610018783A CN 1837117 A CN1837117 A CN 1837117A
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Abstract
The invention discloses a high temperature carbon-seepage-resistant corrosion prevention infrared radiation frit and preparing method, which comprises the following parts: 8-43% anticlinanthous plate, 10-17% simple frit, 10-17% enamel powder, 20-28% chrome green, 3-6% lower-guide-powder, 7-12% cordierite and 7-15% high emissivity material. The preparing method comprises the following steps: mixing up the above materials in the range of value and crushing; milling ball for two to three hours; filtering the mill-ball; stewing the mill-ball for 45 to 70 minutes and detaching the mill-ball liquid; drying the ball mill wet material at the temperature between 130deg.c and 200 deg.c; rolling for thin and riddling; preparing the 280-320 order bone mea. Preparing one kilo 600-800ml adhesive of high temperature infrared radiation frit and bone powder.
Description
Technical field
The present invention relates to a kind of high temp, infrared radiation frit for porcelain enamel, especially a kind of sintering is on 850～1200 ℃ heating resisting metal heating member, and full infrared band has high-temperature anti-carburization anticorrosion infrared radiation glaze materials of high emissivity and preparation method thereof.
Background technology
In recent years, warm infrared radiation glaze material is developed rapidly in various the hanging down, as the Chinese patent publication number is CN1463940A " high radiation far infrared agglomeration glaze ", discloses a kind of component and weight part and is frit 40～90, silicon carbide 0～10, disconnectedly burnt sand 2～12 and have the oxide compound 5～30 of infrared radiation property, the technology of clay 3～15.Though its radiation capacity is strong, be easy to sintering and difficult drop-off, its deficiency: use temperature is below 850 ℃, and the high infrared radiation zone only limits to 8～25 μ m far infrared bands, is unfavorable for the radiative transfer under the high temperature.
The high temperature enamel coating technology that China's Aviation Industry portion introduces from USSR (Union of Soviet Socialist Republics), through the aeronautical material graduate experimental study for many years three kinds of products such as W-2, T-1 and B-1000 of having finalized the design, its deficiency: matrix can only be nickel cobalt (alloy), and the technology strictness must prepare in special equipment; Still can not on civilian goods, use.
The high temperature glaze that states such as the U.S., Japan, Korea S announce, with high costs as NBSA-19 etc. though use temperature has reached 1000 ℃, and do not possess high radiation function, also contain harmful metallic element beryllium.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, a kind of poisonous harmful element that do not contain is provided, can firmly be sintered on the heating resisting metal surface, use temperature is higher than 850 ℃, the high-temperature anti-carburization anticorrosion infrared radiation glaze materials that the full infrared band of 2.5-20 μ m has high emissivity, do not need specific equipment to make and can use on civilian goods.
Another object of the present invention is to provide a kind of method for preparing high-temperature anti-carburization anticorrosion infrared radiation glaze materials
Realize the technical measures of above-mentioned purpose:
High-temperature anti-carburization anticorrosion infrared radiation glaze materials, its main component content and weight percent are: scale glass material 8～43%, simple glass material 10～17%, enamel powder 10～17%, chromium sesquioxide 20～28%, draw powder 3～6%, trichroite 7～12%, high emissivity material 7～15% down.
It is that component content and weight percent are: scale glass material 12～33%, simple glass material 13～16%, enamel powder 13～16%, chromium sesquioxide 23～28%, draw powder 4～6%, trichroite 7～10%, high emissivity material 7～13% down.
It is that component content and weight percent are: scale glass material 15～23%, simple glass material 13～16%, enamel powder 13～16%, chromium sesquioxide 23～28%, draw powder 4～6%, trichroite 7～8%, high emissivity material 7～10% down.
It is the high emissivity material by weight percent be ferric oxide 30%, Manganse Dioxide 40%, cobalt sesquioxide 10%, cupric oxide 10%, cerium dioxide 10% mixes back sintering 1 hour and making under 1260～1300 ℃ of conditions.
The method for preparing the described high-temperature anti-carburization anticorrosion infrared radiation glaze materials of claim 1, it in turn includes the following steps:, 1), the scale glass material 8～43% with above-mentioned, simple glass material 10～17%, enamel powder 10～17%, chromium sesquioxide 20～28%, the material that draws powder 3～6%, trichroite 7～12%, high emissivity material 7～15% down mixes and pulverize ball milling 2.0～3.0 hours;
2), leach abrading-ball, leave standstill 45～70 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 130～200 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 600～800 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly stand-by.
The component of the binding agent of its high temp, infrared radiation glaze and weight percent are: silicochromium aluminium complex sol 80～95%, silicone resin 2～10%, potassium silicate 1～10%.
The main component effect
Scale glass powder: the invention reside in the high-quality coating, add the scale glass powder, guaranteed enamel coating energy self-healing under the high temperature, the densification and the closure of enamel coating have greatly been strengthened, impervious carbon, resistance of oxidation have been improved, and the scale glass powder does not contain the composition that harmful and environment have pollution, moderate cost.
The simple glass material: the simple glass material is easily obtained, and is cheap, and its adding can further strengthen the densification and the closure of enamel coating.
Draw powder down: the adding of down drawing powder can increase the cohesive force of glaze and heating resisting metal matrix.
Chromium sesquioxide and enamel powder: the adding of chromium sesquioxide and self-healing material enamel powder, improved the use temperature scope of enamel coating, solve the problem of long term operation trickling under the general enamel coating high-temp, and further guaranteed impervious carbon, resistance of oxidation; Therefore, very remarkable to the effect that increases the service life of matrix.
Trichroite: add trichroite and make the thermal expansivity of bone meal reduce to 3.2 * 10
-6℃
-1, with the thermal expansivity 2.8 * 10 of heating resisting metal matrix
-6℃
-1Close, therefore, be sintered on the surface of steel alloy after, in conjunction with firmly, " do not collapse porcelain ".
The high emissivity material: the present invention adds the high emissivity material of being made up of oxide compounds such as ferric oxide in the glaze aggregate, and adopt suitable reaction sintering, realized the doping effect, regulated the concentration ratio of these two kinds of defectives of material electronics and ion, made whole infrared band all obtain higher emittance.
Characteristics of the present invention:
1, need heat-agglomerating in Special Equipment, can utilize heating member self heating to burn till;
2, use temperature can reach 1050 ℃, 2.5-20 normal direction total emissivity ε n 〉=0.87 of the full infrared band of μ m, can be used for the heating resisting metal heating member in the various heat drying equipment, the nonmetal furnace lining that also can be used for atmosphere such as high carbon potential, strengthen the radiative transfer of stove under the high temperature, improve impervious carbon, the resistance of oxidation of spare parts such as heating element, reduce the surface temperature of spare part, prolong its work-ing life, save energy.Technology is easy, and cost is low.
3, the binding agent of the present invention clay of frit for porcelain enamel traditional common both at home and abroad, and adopted the high temperature glaze binding agent, and can the glazing temperature be adjusted by adjusting modes such as glaze bone meal and high temperature glaze binding agent ratio.Can adapt to 950～1050 ℃ of working conditions in the actual production.
4, the present invention be easy to sintering, do not come off, long service life, it is the high-temperature anti-carburization anticorrosion infrared radiation glaze materials of the premium properties of a kind of comprehensive infrared coating and enamel material, it can be used for the METAL HEATING PROCESS bodies such as high temperature steel in the various heat drying equipment, the nonmetal furnace lining that also can be used for atmosphere such as high carbon potential, to strengthen the radiative transfer under the high temperature, improve impervious carbon, the resistance of oxidation of spare parts such as heating element, reduce the surface temperature of spare part, prolong its work-ing life, save energy.
5, the present invention has acid-and base-resisting corrosion, chemistry and Heat stability is good, physical strength height, nontoxic pollution, the strong characteristics of anti-oxidant impervious carbon ability;
6, invented technology is simple, cost is low, can be widely used in industry and civil goods, has boundless market outlook.
Embodiment
Be described in further detail below in conjunction with embodiment.
Embodiment 1
It is on the metallic matrix of material that following glaze slurry is applied to Cr25Ni35.
Glaze is formed by following component and weight percent: scale glass material 9%, and simple glass material 17%, enamel powder 16%, chromium sesquioxide 25% draws powder 6%, trichroite 12%, high emissivity material 15% down.
Prepare the method for high-temperature anti-carburization anticorrosion infrared radiation glaze materials, it in turn includes the following steps:
1), with above-mentioned scale glass material 9%, simple glass material 17%, enamel powder 16%, chromium sesquioxide 25% down draws powder 6%, trichroite 12%, high emissivity material 15% mix also and pulverize ball milling 2 hours;
2), leach abrading-ball, leave standstill 50 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 135 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 600 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly.
With preparing that stand-by glaze slurry is coated on Cr25Ni35 through two roads is that the thickness of glaze layer is 0.17 millimeter on the metallic matrix of material and after drying in the shade.
Embodiment 2:
It is on the metallic matrix of material that following glaze slurry is applied to Cr25Ni35.
Glaze is formed by following component and weight percent: scale glass material 15%, and simple glass material 15%, enamel powder 14%, chromium sesquioxide 28% draws powder 5%, trichroite 10%, high emissivity material 13% down.
Prepare the method for high-temperature anti-carburization anticorrosion infrared radiation glaze materials, it in turn includes the following steps:
1), with above-mentioned scale glass material 15%, simple glass material 15%, enamel powder 14%, chromium sesquioxide 28% down draws powder 5%, trichroite 10%, high emissivity material 13% mix also and pulverize ball milling 2.5 hours;
2), leach abrading-ball, leave standstill 55 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 150 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 650 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly.
With preparing that stand-by glaze slurry is coated on Cr25Ni35 through three roads is that the thickness of glaze layer is 0.193 millimeter on the metallic matrix of material and after drying in the shade.
Embodiment 3:
It is on the metallic matrix of material that following glaze slurry is applied to Cr25Ni35.
Glaze is formed by following component and weight percent: scale glass material 23%, and simple glass material 12%, enamel powder 12%, chromium sesquioxide 26% draws powder 5%, trichroite 10%, high emissivity material 12% down.
Prepare the method for high-temperature anti-carburization anticorrosion infrared radiation glaze materials, it in turn includes the following steps:
1), with above-mentioned scale glass material 23%, simple glass material 12%, enamel powder 12%, chromium sesquioxide 26% down draws powder 5%, trichroite 10%, high emissivity material 12% mix also and pulverize ball milling 2.5 hours;
2), leach abrading-ball, leave standstill 58 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 170 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 700 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly.
With preparing that stand-by glaze slurry is coated on Cr25Ni35 through three roads is that the thickness of glaze layer is 0.198 millimeter on the metallic matrix of material and after drying in the shade.
Embodiment 4
It is on the metallic matrix of material that following glaze slurry is applied to Cr25Ni80.
Glaze is formed by following component and weight percent: scale glass material 37%, and simple glass material 10%, enamel powder 10%, chromium sesquioxide 22% draws powder 4%, trichroite 8%, high emissivity material 9% down.
Prepare the method for high-temperature anti-carburization anticorrosion infrared radiation glaze materials, it in turn includes the following steps:
1), with above-mentioned scale glass material 37%, simple glass material 10%, enamel powder 10%, chromium sesquioxide 22% down draws powder 4%, trichroite 8%, high emissivity material 9% mix also and pulverize ball milling 3 hours;
2), leach abrading-ball, leave standstill 66 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 185 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 750 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly.
With preparing that stand-by glaze slurry is coated on Cr25Ni80 through three roads is that the thickness of glaze layer is 0.20 millimeter on the metallic matrix of material and after drying in the shade.
Embodiment 5
It is on the metallic matrix of material that following glaze slurry is applied to Cr25Ni35.
Glaze is formed by following component and weight percent: scale glass material 42%, and simple glass material 10%, enamel powder 11%, chromium sesquioxide 20% draws powder 3%, trichroite 7%, high emissivity material 7% down.
Prepare the method for high-temperature anti-carburization anticorrosion infrared radiation glaze materials, it in turn includes the following steps:
1), with above-mentioned scale glass material 42%, simple glass material 10%, enamel powder 11%, chromium sesquioxide 20% down draws powder 3%, trichroite 7%, high emissivity material 7% mix also and pulverize ball milling 2.5 hours;
2), leach abrading-ball, leave standstill 70 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 70 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 800 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly.
With preparing that stand-by glaze slurry is coated on Cr25Ni80 through three roads is that the thickness of glaze layer is 0.212 millimeter on the metallic matrix of material and after drying in the shade.
Because the present invention does not contain toxic metal element beryllium, so also can be widely used in civil goods.
Above-mentioned example is a base material with Cr25Ni35, Cr20Ni80, after testing its result:
| Test item | Requirement | Actual measurement |
| Normal direction total emissivity ε n | GB4653-84 requires ε n≥0.85， | 2.5~20μm，ε n＝0.87 4~20μm，ε n＝0.89 5~20μm，ε n＝0.90 |
| 2.5～20 μ m single face thin slice sample clod washes are the arrisdefect degree not | HB5341-86 requires＞30 ° | Cr20Ni80 sample＞50 ° |
| Thermal shock resistance | HB5341-86 requires 1050 ℃ of hardening to peel off for 6 times and is not more than 1.5mm | 1100 ℃ of hardening of Cr25Ni35 sample 6 times are completely without peeling off |
| Insulation resistance | General resistance requirement＞0.5M Ω | ＞50MΩ |
| Anti-carburizing can performance | The depth of case of 950 ℃ of solid carburizing 40h | Reduced 2/3 than no glaze layer sample depth of case |
| Corrosion resistance nature | Insert concentration and be 100h in 70% the hydrochloric acid | The glaze laminar surface does not have evidence of corrosion |
| Antioxidant property | Survey the oxidation weight gain behind 1050 ℃ the High Temperature Furnaces Heating Apparatus heating 200h | Reduced 1/2 than the oxidation weight gain that the coating sample is arranged |
| Temperature reduction performance | Resistive band simultaneously has the glaze layer, and one side does not have the glaze layer, and the cementation chromel-alumel thermocouple is switched on and heated 730 ℃ respectively | It is laminated laminated lower 55 ℃ than no glaze to have recorded glaze |
Claims (6)
1, high-temperature anti-carburization anticorrosion infrared radiation glaze materials, its main component content and weight percent are: scale glass material 8～43%, simple glass material 10～17%, enamel powder 10～17%, chromium sesquioxide 20～28%, draw powder 3～6%, trichroite 7～12%, high emissivity material 7～15% down.
2, high-temperature anti-carburization anticorrosion infrared radiation glaze materials according to claim 1 is characterized in that component content and weight percent are: scale glass material 12～33%, simple glass material 13～16%, enamel powder 13～16%, chromium sesquioxide 23～28%, draw powder 4～6%, trichroite 7～10%, high emissivity material 7～13% down.
3, a kind of high-temperature anti-carburization anticorrosion infrared radiation glaze materials according to claim 1 is characterized in that component content and weight percent are: scale glass material 15～23%, simple glass material 13～16%, enamel powder 13～16%, chromium sesquioxide 23～28%, draw powder 3～6%, trichroite 7～12%, high emissivity material 7～10% down.
4, a kind of high-temperature anti-carburization anticorrosion infrared radiation glaze materials according to claim 1, it is characterized in that the high emissivity material by weight percent be ferric oxide 30%, Manganse Dioxide 40%, cobalt sesquioxide 10%, cupric oxide 10%, cerium dioxide 10% mixes back sintering 1 hour and making under 1260～1300 ℃ of conditions.
5, prepare the method for the described high-temperature anti-carburization anticorrosion infrared radiation glaze materials of claim 1, it in turn includes the following steps:
1), the scale glass material 8～43% with above-mentioned, simple glass material 10～17%, enamel powder 10～17%, chromium sesquioxide 20～28%, the material that draws powder 3～6%, trichroite 7～12%, high emissivity material 7～15% down mix and pulverize ball milling 2.0～3.0 hours;
2), leach abrading-ball, leave standstill 45～70 minutes, and remove ball milling liquid;
3), the ball milling wet feed is dried under 130～200 ℃ of temperature condition;
4), fine ground sieving, make 280～320 order bone meal, preserve stand-by;
5), configuration glaze slurry, promptly the binding agent of bone meal and the high temp, infrared radiation glaze binding agent of joining 600～800 milliliters high temp, infrared radiation glaze according to 1 kilogram of bone meal is prepared, and stirring is until evenly stand-by.
6, the method for preparing the described high-temperature anti-carburization anticorrosion infrared radiation glaze materials of claim 1 according to claim 5, the component of the binding agent of its high temp, infrared radiation glaze and weight percent are: silicochromium aluminium complex sol 80～95%, silicone resin 2～10%, potassium silicate 1～10%.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102391017A (en) * | 2011-08-09 | 2012-03-28 | 武汉钢铁(集团)公司 | High-temperature infrared radiation glaze and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102391017A (en) * | 2011-08-09 | 2012-03-28 | 武汉钢铁(集团)公司 | High-temperature infrared radiation glaze and preparation method thereof |
| CN102391017B (en) * | 2011-08-09 | 2013-07-31 | 武汉钢铁(集团)公司 | High-temperature infrared radiation glaze and preparation method thereof |
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