CN106800390A - A kind of kiln inorganic materials - Google Patents
A kind of kiln inorganic materials Download PDFInfo
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- CN106800390A CN106800390A CN201611268552.6A CN201611268552A CN106800390A CN 106800390 A CN106800390 A CN 106800390A CN 201611268552 A CN201611268552 A CN 201611268552A CN 106800390 A CN106800390 A CN 106800390A
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- kiln
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- wall coating
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/005—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing gelatineous or gel forming binders, e.g. gelatineous Al(OH)3, sol-gel binders
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/28—Polysaccharides or derivatives thereof
- C04B26/285—Cellulose or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00551—Refractory coatings, e.g. for tamping
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2084—Thermal shock resistance
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of kiln inorganic materials, including interior wall coating material and outer wall coating material, wherein：Interior wall coating material weight part is 12 parts of kaolin, 50 60 parts of Ludox, 50 60 parts of radiation material；The radiation material is 48 58 parts of chromite powder, 02 parts of carborundum, 02 parts of di-iron trioxide, 02 parts of cerium oxide, 02 parts of compositions of manganese dioxide by weight portion；Outer wall coating material is by pulvis and water by weight 1:1~1.6 mixing is made；Pulvis includes 50 60 parts of insulation material, 30 35 parts of binding material, 32 65 parts of inserts, and the inserts is by 5 10 parts of glass bead, 5 10 parts of sepiolite, 10 20 parts of floating bead, 10 20 parts of Russian suede, 25 parts of compositions of clay.Anchoring strength of coating of the present invention is high, and good in thermal shock, radiance are stable, small to stove outer wall material corrosivity.
Description
Technical field
The present invention relates to technical field of inorganic material, more particularly to a kind of kiln inorganic materials.
Background technology
The refractory material of kiln body, in the course of work of furnace heating-up heating, will absorb and be fired with a large amount of kiln fuels of loss
Heat produced by burning, the one of the main reasons as kiln energy consumption.The kiln that ceramic industry is used, its refractory material is most of
Using A12O3-SiO2The inorganic material of system, if in inner lining of kiln coating material of the coating with high radiation coefficient, will improve
A12O3-SiO2The radiance of system refractory material, fuel combustion heat due to the raising of inner lining of kiln radiance, more
Act on heated product, exterior-wall heat insulation reduction heat scatters and disappears, and this will reduce the heat consumption that product burns till, and reduce fuel
Consumption, reach the purpose of energy-conservation.
In recent years, energy-conservation radiation inorganic coating had been widely recognized in the application of kiln, but existing kiln when using,
Easily cracking comes off coating, influences using effect and service life.Come off problem, existing solution party for radiative material cracking
The adhesion strength of case emphasis point binding agent and stove endobasal-body material in coating composition is improved, but radiation coating heats up in kiln
In the change procedure of cooling, due to packing material in coating and radiative material and the thermal dilation difference of matrix material, also easily
The cracking of coating is caused to come off.Therefore suitable coating packing material and radiative material are selected according to matrix material, is to improve to apply
One of important directions that the thermal shock resistance of layer, improvement are combined with kiln interior exterior materials.
The content of the invention
A kind of anchoring strength of coating provided it is an object of the invention to overcome disadvantages mentioned above is high, and thermal shock resistance is excellent
Good, radiance stabilization, the kiln inorganic materials small to stove outer wall material corrosivity.
A kind of kiln inorganic materials of the invention, including interior wall coating material and outer wall coating material, wherein：It is interior
Wall coating material weight portion is kaolin 1-2 parts, Ludox 50-60 parts, 50-60 parts of radiation material；The radiation material is by weight portion
It is chromite powder 48-58 parts, carborundum 0-2 parts, di-iron trioxide 0-2 parts, cerium oxide 0-2 parts, manganese dioxide 0-2 parts of composition；
Outer wall coating material is by pulvis and water by weight 1:1~1.6 mixing is made；Pulvis includes insulation material 50-60 parts, glues
Ramming material 30-35 parts, inserts 32-65 parts, the inserts is by glass bead 5-10 parts, sepiolite 5-10 parts, floating bead 10-20
Part, Russian suede 10-20 parts, clay 2-5 parts of composition.
A kind of above-mentioned kiln inorganic materials, wherein：Insulation material is perlite.
A kind of above-mentioned kiln inorganic materials, wherein：Binding material is carboxymethylcellulose calcium.
A kind of preparation method of kiln inorganic materials of the invention, comprises the following steps：
（1）By raw material proportioning, interior wall coating material will be obtained with Ludox mixing and stirring after kaolin, the uniform mixing of radiation material
Material；
（2）By raw material proportioning, carboxymethylcellulose calcium is first dissolved in water and is mixed to prepare outer wall coating material with other powders and water again.
In the present invention compared with prior art, with obvious beneficial effect, as can be known from the above technical solutions：In of the invention
Wall coating material radiation material uses the high radiation coefficient material such as chromite powder, carborundum, di-iron trioxide, cerium oxide, manganese dioxide
Material.While the hyperthermia radiation performance of radiation coating material is met, rationally assembled with other components and adapted to as fire proofed wood
The coating material of material.Outer wall coating material insulation material of the present invention is perlite, and binding material is carboxymethylcellulose calcium, glass bead,
Sepiolite, floating bead, Russian suede, clay, in particular with the excellent thermal stability of glass bead material, make as inserts
Obtain external thermal insulation coating material and A12O3-SiO2System refractory material has the thermal expansion character of matching, improves the heat resistanceheat resistant of heat-insulation layer
Shock stability, reduces the probability that coating cracking comes off.Resistance to heat shocks of the present invention is good, and, performance small to stove outer wall material corrosivity is steady
Determine and raw material sources are extensive and inexpensive, process is simple uses very convenient, better economy.Kiln is solved in severe cold season
Day and night temperature, reduce the aberration of product, improve the contraction stability of sintered products, reduce the operating work(of smoke exhaust fan
Rate, reduces the exhaust gas temperature of flue gas, saves burnup, effectively improves the service life of blower fan, effectively reduces kiln hull-skin temperature
And prevent kiln top smoke event, the electric elements such as kiln compensating wire, actuator, holding wire, power line can be protected to prevent from carrying
Preceding aging corrosion, reduces the design temperature that PID temp controlled meters burn till section, improves firing ring temperature in burner hearth, reduces combustion gas and uses stream
Amount, reaches synthesis energy saving effect.
Specific embodiment
Embodiment 1
A kind of preparation method of kiln inorganic materials, comprises the following steps：
（1）The preparation of interior wall coating material：Weigh 1 kilogram of kaolin, 50 kilograms of Ludox, 50 kilograms of chromite powder；By powdery
With Ludox mixing and stirring after the uniform mixing of raw material, you can carry out coating operation in kiln.
（2）The preparation of outer wall coating material：Pulvis is weighed by formula：50 kilograms of insulation material perlite, binding material carboxymethyl
35 kilograms of cellulose, 5 kilograms of glass bead, 5 kilograms of sepiolite, 10 kilograms of floating bead, Russian 10 kilograms of suede, 2 kilograms of clay；Separately
Pulvis weight identical water is weighed, carboxymethylcellulose calcium first is dissolved in into water is made with other powders and water mixing again.
Carry out kiln external thermal insulation coating operation.
Performance test：
（1）Kiln interior wall：
Radiance：The measure of normal direction total emissivity, the normal direction full transmitting of above-mentioned coating are carried out by the experimental technique of GB4653-84
Rate εn=0.89, higher than standard normal direction total emissivity εn0.85 technical conditions should be not less than.
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature be respectively 1000 DEG C and
1200 DEG C, as a result：Through rapid heat cycle more than 9 times, have no detection coating by peeling off and cracking phenomena occurs.
（2）Kiln exterior wall：
Heat-insulating property：It is up to standard；
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature is respectively 1000 DEG C and 1200 DEG C,
As a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
Embodiment 2
A kind of preparation method of kiln inorganic materials, comprises the following steps：
（1）The preparation of interior wall coating material：Weigh 2 kilograms of kaolin, 60 kilograms of Ludox, 58 kilograms of chromite powder, three oxidations
Two 2 kilograms of iron, with Ludox mixing and stirring after powder raw material is uniformly mixed, you can carry out coating operation in kiln；
（2）The preparation of outer wall coating material：Pulvis is weighed by formula：60 kilograms of insulation material perlite, binding material carboxymethyl cellulose
30 kilograms of element, 10 kilograms of glass bead, 10 kilograms of sepiolite, 20 kilograms of floating bead, Russian 20 kilograms of suede, 5 parts of clay；Weigh powder
The water that 1.6 times of agent weight, is first dissolved in carboxymethylcellulose calcium water and is made with other powders and water mixing again.Kiln can be carried out
External thermal insulation coating operation.
Performance test：
（1）Kiln interior wall：
Radiance：The measure of normal direction total emissivity, the normal direction full transmitting of above-mentioned coating are carried out by the experimental technique of GB4653-84
Rate εn=0.9, higher than standard normal direction total emissivity εn0.85 technical conditions should be not less than.
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature be respectively 1000 DEG C and
1200 DEG C, as a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
（2）Kiln exterior wall：
Heat-insulating property：It is up to standard；
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature is respectively 1000 DEG C and 1200 DEG C,
As a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
Embodiment 3
A kind of preparation method of kiln inorganic materials, comprises the following steps：
（1）The preparation of interior wall coating material：Weigh 2 kilograms of kaolin, 60 kilograms of Ludox, 58 kilograms of chromite powder, carborundum 2
Kilogram, with Ludox mixing and stirring after powder raw material is uniformly mixed, you can carry out coating operation in kiln；
（2）The preparation of outer wall coating material：Pulvis is weighed by formula：55 kilograms of insulation material perlite, binding material carboxymethyl cellulose
33 kilograms of element, 7 kilograms of glass bead, 8 kilograms of sepiolite, 15 kilograms of floating bead, Russian 15 kilograms of suede, 3 kilograms of clay；Separately weigh
The water that 1.2 times of pulvis weight, is first dissolved in carboxymethylcellulose calcium water and is made with other powders and water mixing again.Can carry out
Kiln external thermal insulation coating operation.
Performance test：
（1）Kiln interior wall：
Radiance：The measure of normal direction total emissivity, the normal direction full transmitting of above-mentioned coating are carried out by the experimental technique of GB4653-84
Rate εn=0.92, higher than standard normal direction total emissivity εn0.85 technical conditions should be not less than.
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature be respectively 1000 DEG C and
1200 DEG C, as a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
（2）Kiln exterior wall：
Heat-insulating property：It is up to standard；
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature is respectively 1000 DEG C and 1200 DEG C,
As a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
Embodiment 4
A kind of preparation method of kiln inorganic materials, comprises the following steps：
（1）The preparation of interior wall coating material：Weigh 1 kilogram of kaolin, 55 kilograms of Ludox, 48 kilograms of chromite powder, cerium oxide 2
Kilogram；With Ludox mixing and stirring after powder raw material is uniformly mixed, you can carry out coating operation in kiln；
（2）The preparation of outer wall coating material：Pulvis is weighed by formula：55 kilograms of insulation material perlite, binding material carboxymethyl cellulose
33 kilograms of element, 7 kilograms of glass bead, 8 kilograms of sepiolite, 15 kilograms of floating bead, Russian 15 kilograms of suede, 3 kilograms of clay；Separately weigh
The water that 1.3 times of pulvis weight, is first dissolved in carboxymethylcellulose calcium water and is made with other powders and water mixing again.Can carry out
Kiln external thermal insulation coating operation.
（1）Kiln interior wall：
Radiance：The measure of normal direction total emissivity, the normal direction full transmitting of above-mentioned coating are carried out by the experimental technique of GB4653-84
Rate εn=0.86, higher than standard normal direction total emissivity εn0.85 technical conditions should be not less than.
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature be respectively 1000 DEG C and
1200 DEG C, as a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
（2）Kiln exterior wall：
Performance test：
Heat-insulating property：It is up to standard；
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature is respectively 1000 DEG C and 1200 DEG C,
As a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
Embodiment 5
A kind of preparation method of kiln inorganic materials, comprises the following steps：
（1）The preparation of interior wall coating material：Weigh 1 kilogram of kaolin, 55 kilograms of Ludox, 52 kilograms of chromite powder, titanium dioxide
2 kilograms of manganese；With Ludox mixing and stirring after powder raw material is uniformly mixed, you can carry out coating operation in kiln；
（2）The preparation of outer wall coating material：Pulvis is weighed by formula：55 kilograms of insulation material perlite, binding material carboxymethyl cellulose
33 kilograms of element, 7 kilograms of glass bead, 8 kilograms of sepiolite, 15 kilograms of floating bead, Russian 15 kilograms of suede, 3 kilograms of clay；Separately weigh
The water that 1.5 times of pulvis weight, is first dissolved in carboxymethylcellulose calcium water and is made with other powders and water mixing again.Can carry out
Kiln external thermal insulation coating operation.
Performance test：
（1）Kiln interior wall：
Radiance：The measure of normal direction total emissivity, the normal direction full transmitting of above-mentioned coating are carried out by the experimental technique of GB4653-84
Rate εn=0.88, higher than standard normal direction total emissivity εn0.85 technical conditions should be not less than.
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature be respectively 1000 DEG C and
1200 DEG C, as a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
（2）Kiln exterior wall：
Heat-insulating property：It is up to standard；
Thermal shock resistance：Tested by the method for inspection of YB/T134-1998, test temperature is respectively 1000 DEG C and 1200 DEG C,
As a result：Through rapid heat cycle more than 9 times, have no that detection disbonding and cracking phenomena occur.
The above, is only presently preferred embodiments of the present invention, and any formal limitation, Ren Hewei are not made to the present invention
Disengaging technical solution of the present invention content, any simple modification made to above example according to technical spirit of the invention, etc.
With change and modification, still fall within the range of technical solution of the present invention.
Claims (3)
1. a kind of kiln inorganic materials, including interior wall coating material and outer wall coating material, wherein：Interior wall coating material
Weight portion is kaolin 1-2 parts, Ludox 50-60 parts, 50-60 parts of radiation material；The radiation material is chromite powder by weight portion
48-58 parts, carborundum 0-2 parts, di-iron trioxide 0-2 parts, cerium oxide 0-2 parts, manganese dioxide 0-2 parts of composition；
Outer wall coating material is by pulvis and water by weight 1:1~1.6 mixing is made；Pulvis includes insulation material 50-60 parts, glues
Ramming material 30-35 parts, inserts 32-65 parts, the inserts is by glass bead 5-10 parts, sepiolite 5-10 parts, floating bead 10-20
Part, Russian suede 10-20 parts, clay 2-5 parts of composition.
2. a kind of kiln inorganic materials as claimed in claim 1, wherein：Insulation material is perlite.
3. a kind of kiln inorganic materials described in claim 1, wherein：Binding material is carboxymethylcellulose calcium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268552.6A CN106800390A (en) | 2016-12-31 | 2016-12-31 | A kind of kiln inorganic materials |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268552.6A CN106800390A (en) | 2016-12-31 | 2016-12-31 | A kind of kiln inorganic materials |
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| Publication Number | Publication Date |
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| CN106800390A true CN106800390A (en) | 2017-06-06 |
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| CN201611268552.6A Pending CN106800390A (en) | 2016-12-31 | 2016-12-31 | A kind of kiln inorganic materials |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373335A (en) * | 2018-01-29 | 2018-08-07 | 毕舒 | It is a kind of that there is the heat-preserving complex material and preparation method thereof for increasing the thermal efficiency |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343427A (en) * | 2008-08-19 | 2009-01-14 | 中国建筑材料科学研究总院 | Inorganic radiation paint for inner lining of kiln |
-
2016
- 2016-12-31 CN CN201611268552.6A patent/CN106800390A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343427A (en) * | 2008-08-19 | 2009-01-14 | 中国建筑材料科学研究总院 | Inorganic radiation paint for inner lining of kiln |
Non-Patent Citations (2)
| Title |
|---|
| 吴宗凡等: "《红外与微光技术》", 30 June 1998 * |
| 李迁: "《土木工程材料》", 31 August 2015 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373335A (en) * | 2018-01-29 | 2018-08-07 | 毕舒 | It is a kind of that there is the heat-preserving complex material and preparation method thereof for increasing the thermal efficiency |
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Application publication date: 20170606 |