CN108191376A - A kind of sealing material and preparation method between coke oven guard plate and firedoor frame - Google Patents
A kind of sealing material and preparation method between coke oven guard plate and firedoor frame Download PDFInfo
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- CN108191376A CN108191376A CN201810088894.2A CN201810088894A CN108191376A CN 108191376 A CN108191376 A CN 108191376A CN 201810088894 A CN201810088894 A CN 201810088894A CN 108191376 A CN108191376 A CN 108191376A
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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
- C04B28/24—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 alkyl, ammonium or metal silicates; containing silica sols
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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
- 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
- C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
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Abstract
The present invention provides a kind of sealing materials between coke oven guard plate and firedoor frame; it counts and is made of 100 parts of silicon sol solutions, 130~180 parts of aggregates, 15~17 parts of additives in parts by weight; the aggregate is calculated by mass percentage to be made of 45%~60% alumina particle, 20%~30% silica dioxide granule, 10%~35% talcum powder, and the additive is made of dispersant, thickener and aqueous defoamer.The present invention also provides the preparation methods of above-mentioned sealing material; first additive is added in silicon sol solution; the aggregate being made of aluminium oxide, silica dioxide granule and talcum powder is added in mixed solution again, uniformly mixing is obtained for the sealing material between coke oven guard plate and firedoor frame.The sealing material of the present invention can be effectively sealed, and significant effect between coke oven guard plate and firedoor frame；And it is easy for construction, significantly reduce the labor intensity of operator.
Description
Technical field
The invention belongs to materialogy field, the sealing material being related in a kind of coking industry, specifically one kind be used for
Sealing material and preparation method between coke oven guard plate and firedoor frame.
Background technology
Coking work belongs to open work, and coke oven main equipment can climate variation, furnace expansion etc. in process of production
The influence of factor causes part ironware local deformation, and flue gas is caused so as to cause the positions such as firedoor frame, protection board are poorly sealed
Leakage.Design and produce operation etc. consideration from coke oven construction, carbonization chamber fire door using firedoor frame-protection board-every it is empty-
The furnace wall structure of carbonization chamber, this kind of structure have obvious action when opening and closing fire door to reducing to the impact failure of coking chamber wall.
The space of 10~20mm is specially reserved between protection board and firedoor frame in structure design, bumps are used between two metalworks
Structure is combined with additional asbestos cord camphane seam, and to ensure, coal gas is not revealed in carbonization chamber.However through running the hot change of coke oven for many years
The natural aging of shape and camphane seam asbestos cord leads to the originally reserved leakage of generation string, ablation protection board between cushion space and carbonization chamber
With furnace stay ironware, not only there is mobility and the change of shock resistance stress can be had both simultaneously from sintering curing so urgently exploitation is a kind of
The sealing material of shape ability.Therefore, must take into consideration in subsequent hot maintenance protection using simultaneous with sealing and antihunt action
The material of Gu, and the rigid structure of furnace body can not be destroyed in constructing.
Chinese patent CN 101648818A " sealing material of coke furnace and its production method " disclose a kind of sealing material of coke furnace
And its production method.The each component weight percent of the material is：Clear sand 54~75%, yellow clay 24~45%, xanthans 0.2
~0.5%, ripe rubber powder 0.6~0.9%.Its production method includes the following steps：It is 1 by weight by ripe rubber powder and water：30~
40 ratios mix, and stir 20~30min, then add in xanthans, are uniformly mixed it and form additive；Then, will it is clear husky and
Yellow clay is uniformly mixed, and forms mixing butt；Above-mentioned mixing butt is added in above-mentioned additive again, stir evenly to be formed it is mixed
Condensation material, the mixing material naturally dry and finished product.Sealing material is cheap, and it is convenient to prepare, and production can be greatly lowered
Cost.The involved sealing material of invention is disadvantageous in that, by taking 100kg as an example, after adding in the water of more than 20kg in dry powder
Mixture is made, this mixture forms sealing siccative after leaning on naturally dry, and when use adds different water according to use difference
Point.On the one hand, water more than naturally dry 20kg is wanted in 100kg sealing materials, needs the time longer, and need the field of larger area
Ground shines the sealing material that dries in the air, and this method is time-consuming to be taken up a large area, be difficult to obtain popularization；On the other hand, water must be added during use
Point, process is more.
One kind is provided in Chinese patent CN 1212278A " sealing material for charging hole lid of coke oven " to produce in coke-oven plant's coke oven
It can effectively prevent gap between charging hole lid of coke oven and seat in journey to discharge pollutants with sealing material, it is characterised in that sealing material master
To be made of silicon bath soil powder, wherein especially with give birth to silicon bath soil powder and ripe silicon bath soil powder to be used in compounding be suitable.It has sealing performance
Good, it is easy to fall off to take off lid, the advantages that being suitble to mechanized construction.But the mainly ripe silicon bath soil of sealing effect is played in the invention, due to
Itself do not have caking property and easily the reasons such as dusting cause the material to be not suitable for the work to the present invention under shock effect
Environment is sealed.
Invention content
For above-mentioned technical problem of the prior art, the present invention provides one kind for coke oven guard plate and firedoor frame it
Between sealing material and preparation method, described this sealing material and preparation side between coke oven guard plate and firedoor frame
Method will solve of the prior art bad for the sealing material sealing effect between coke oven guard plate and firedoor frame, manufacturing process
The technical issues of complicated.
The present invention provides a kind of sealing materials between coke oven guard plate and firedoor frame, count in parts by weight,
Raw material forms and content is as follows：
100 parts of silicon sol solution；
130~180 parts of aggregate；
15~17 parts of additive；
The silicon sol solution is the dispersion liquid of nano level silica dioxide granule in water, and silica dioxide granule is averaged
Solid content of the grain size in 10~30nm, the silicon sol solution is 30%；
The mixture that the aggregate is alumina particle, silica dioxide granule and talcum powder form, by mass percentage
It calculates, alumina particle is 45%~60%, and silica dioxide granule is 20%~30%, and talcum powder is 10%~35%；Wherein,
The fusing point of the alumina particle is 2054 DEG C, and boiling point is 2980 DEG C, and purity is more than 93%；The size of the silica dioxide granule
For 3000~10000 mesh, fusing point is 1750 DEG C；
The additive for dispersant, thickener and aqueous defoamer composition mixture, the quality of the dispersant
For aggregate total amount 0.5%~3%, the quality of the thickener is the 0.2%~0.4% of aggregate quality, described aqueous to disappear
The quality of infusion is the 0.1%~1% of aggregate quality.
Further, the dispersant is aqueous low bubble wetting dispersing agent CF-10, using alkyl aryl polyether as main component
And active principle content >=99%；The thickener is hydroxyethyl cellulose, belongs to non-ionic soluble fibre element ethers, density
For 0.75g/mL；The antifoaming agent be modified silicon dimethyl silicone polymer high effective antifoaming agent lotion, non-ionic white emulsion
Body, pH value is between 7~8.
Further, above-mentioned a kind of sealing material between coke oven guard plate and firedoor frame, calculates by weight,
Its raw material forms and content is as follows：
100 parts of silicon sol solution；
130~155 parts of aggregate；
15~16 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle is 55%~60%：Silica dioxide granule is
20%~25%：Talcum powder is 15%~25%；
The quality of the dispersant is aggregate total amount 0.5%~1.7%, and the quality of the thickener is aggregate quality
0.2%~0.3%, the quality of the aqueous defoamer is the 0.1%~0.6% of aggregate quality.
Further, above-mentioned a kind of sealing material between coke oven guard plate and firedoor frame, calculates by weight,
Its raw material forms and content is as follows：
100 parts of silicon sol solution；
130 parts of aggregate；
15 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle 55%：Silica dioxide granule is 20%：
Talcum powder is 25%；
The quality of the dispersant is aggregate total amount 0.5%, and the quality of the thickener is aggregate quality
0.2%, the quality of the aqueous defoamer is the 0.1% of aggregate quality.
Further, above-mentioned a kind of sealing material between coke oven guard plate and firedoor frame, calculates by weight,
Its raw material forms and content is as follows：
100 parts of silicon sol solution；
155 parts of aggregate；
16 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle 60%：Silica dioxide granule is 25%：
Talcum powder is 15%；
The quality of the dispersant is aggregate total amount 1.7%, and the quality of the thickener is aggregate quality
0.3%, the quality of the aqueous defoamer is the 0.6% of aggregate quality.
Further, above-mentioned a kind of sealing material between coke oven guard plate and firedoor frame, calculates by weight,
Its raw material forms and content is as follows：
100 parts of silicon sol solution；
155~180 parts of aggregate；
16~17 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle is 45%~50%：Silica dioxide granule is
25%~30%：Talcum powder is 20%~30%；
The quality of the dispersant is aggregate total amount 1.7%~3%, and the quality of the thickener is aggregate quality
0.3%~0.4%, the quality of the aqueous defoamer is the 0.6%~1% of aggregate quality.
Further, above-mentioned a kind of sealing material between coke oven guard plate and firedoor frame, calculates by weight,
Its raw material forms and content is as follows：
100 parts of silicon sol solution；
180 parts of aggregate；
17 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle 45%：Silica dioxide granule is 25%：
Talcum powder is 30%；
The quality of the dispersant is aggregate total amount 3%, and the quality of the thickener is the 0.4% of aggregate quality,
The quality of the aqueous defoamer is the 1% of aggregate quality.
The present invention also provides a kind of preparation sides of above-mentioned sealing material between coke oven guard plate and firedoor frame
Method includes the following steps：
1) the step of preparation aggregate；By the alumina particle weighed according to mass percent, silica dioxide granule and
Talcum powder adds in the mixing machine that rotating speed is 150r/min mixing 10min to uniformly obtaining aggregate simultaneously；2) addition is prepared for one
The step of agent；The dispersant, thickener and aqueous defoamer that are weighed according to mass percent are added in into rotating speed as 60r/min simultaneously
Mixing machine in mixing 5min to uniformly obtaining additive；
3) silicon sol solution, aggregate and additive are weighed according to parts by weight；
4) additive obtained by step 2) is added in silicon sol solution controls rotating speed to be stirred until homogeneous for 80r/min
Afterwards, then rotating speed is controlled to add in the aggregate obtained by step 1) while stirring for 300r/min, added
Continue stirring afterwards until being uniformly mixed to get for the sealing material between coke oven guard plate and firedoor frame.
The present invention provides having good mobility before a kind of hot setting, after curing, solid residue amount is high, shrinking percentage
Sealing material small, air-tightness is good.Not only in coke production there is solid component not crack, meet coke oven elevated-temperature seal
Property requirement, while alumina content is high in material, composition diversification, can be integrally formed that density is high, resistance to height on furnace body crack
Warm, erosion resistant sealing material layer can significantly extend the pot life of kiln, energy-saving so as to achieve the purpose that.
The present invention preparation method due to only need first by additive add in Ludox and mix to uniformly after be slow added into
Aggregate is simultaneously again stirring for uniformly；The mating metal tube interior sealing of filleting rifle is moved directly to after dispensing, recycles filleting rifle pair
It is constructed in crack.Therefore have the characteristics that preparation process is simple, workload is small, safe operation.
The present invention technical principle be：Certain caking property is needed to have based on the sealing material and is constantly in high temperature work
Make environment, so the present invention is mainly using substances such as dystectic aluminium oxide, silica and Ludox.Aluminium oxide fusing point is
2050 DEG C, so sealing material adapts to the working environment without failing completely；SiO 2 powder has porosity, while it
The chemical inertness and special thixotropic property that have are obviously improved tensile strength, tear resistance and the wear-resistant strength of material；Silicon
Silicon dioxide microparticle can form three-dimensional network after colloidal sol high temperature dehydration, but due to the removing of volatile matter can cause its roast after body
Product, which is shunk, to be cracked, so needing to add in the superfine granules such as aggregate and additive thereto in the case where keeping certain fluidity
Son shrinks and reduces porosity to increase the dispersibility of sealing material, stability, intensity and inhibition.Simultaneously aggregate and additive
The effects that adding in dimensional stability, rigidity and the heat resistance that can be played again and increase sealing material, reducing material cost, can be with
Improve product competitiveness in the market.
For the present invention because containing substances such as a large amount of aluminium oxide, silica in raw material, principal crystalline phase is corundum
Matter, therefore good thermal shock, and wearability is strong, can improve the high volume stability of material, while improves material and furnace body
The adhesive property of wall can preferably combine closely with silica brick matrix, do not split under guarantee is hot and do not contract, be used so as to extend furnace body
Service life.
It was verified that the sealing material of the present invention effectively can be sealed and imitate between coke oven guard plate and firedoor frame
Fruit is notable.The present invention raw material it is cheap and easy to get and it is micro- poison so that it is nontoxic, preparation method is simple, thus with low production cost,
Production process environmental protection and the features such as can be mass.The tools such as filleting rifle are only needed, therefore easy for construction during present invention application,
It reduces and is of great significance on the labor intensity of operator.
The present invention is compared with prior art, and technological progress is significant.The present invention's is special using aluminium oxide, silica
Some high temperature resistances, avoid the combustion phenomena of traditional material, effective protection environment.Ludox is small due to colloidal particle
(10~20nm), there is sizable specific surface area and viscosity is relatively low, when having good permeability, therefore being mixed with other materials
Dispersibility and permeability are all very good.When Ludox moisture evaporation, colloidal particle is securely attached to body surface, between particle
It forms silica to combine, is good adhesive.Furthermore then into solution, addition dispersant and thickener are uniformly mixed, and can make material
The properties of material are more stable, solve the problems, such as to starch material state entirely in the easily separated easy precipitation of resting period longer raw material, make
Using when sealing more uniformly it is closely knit.
Specific embodiment
The technical solution in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without creative efforts belong to the model that the present invention protects
It encloses.
In various embodiments of the present invention：
Outflow is measured with reference to standard GB/T/T1723-93 about the regulation for measuring fluid viscosity and using coating -4 viscosity meter
Time.
Raw materials used specification and the information of manufacturer see the table below in various embodiments of the present invention：
Embodiment 1
A kind of sealing material between coke oven guard plate and firedoor frame, which is characterized in that it counts in parts by weight, it is former
Material composition and content are as follows：
100 parts of silicon sol solution；
130 parts of aggregate；
15 parts of additive；
The silicon sol solution is the dispersion liquid of nano level silica dioxide granule in water, and silica dioxide granule is averaged
Grain size is in 10~30nm, solid content 30%；
The aggregate is alumina particle, the mixture of silica dioxide granule and talcum powder composition, oxygen in the mixture
Change the dosage of alumina particles, silica dioxide granule and talcum powder, calculate by mass percentage, alumina particle：Silica dioxide granule：
Talcum powder is 45%：30%：25%；
Wherein, the alumina particle fusing point is 2054 DEG C, and boiling point is 2980 DEG C, and purity is more than 93%；
The silica dioxide granule is 3000~10000 mesh, and fusing point is 1750 DEG C；
The additive is dispersant, the mixture of thickener and aqueous defoamer composition, and dispersant in the mixture increases
Thick dose and the dosage of aqueous defoamer are calculated, dispersant, thickener, aqueous defoamer by the mass percent for accounting for aggregate total amount
Respectively 0.5%, 0.2%, 0.1%；
Wherein, the dispersant is aqueous low bubble wetting dispersing agent CF-10, as main component and is had using alkyl aryl polyether
Imitate content of material >=99%；
The thickener is hydroxyethyl cellulose, belongs to non-ionic soluble fibre element ethers, density 0.75g/mL；
The antifoaming agent be modified silicon dimethyl silicone polymer high effective antifoaming agent lotion, non-ionic white emulsion liquid,
Its pH value is between 7~8.
A kind of preparation method and application method of above-mentioned sealing material between coke oven guard plate and firedoor frame, step
It is rapid as follows：
(1), the preparation of aggregate
Alumina particle, silica dioxide granule and talcum powder are added in simultaneously in the mixing machine that rotating speed is 150r/min and mixed
10min is to uniformly obtaining aggregate；
(2), the preparation of additive
Dispersant, thickener and aqueous defoamer are added in simultaneously in the mixing machine that rotating speed is 60r/min and mix 5min extremely
Uniformly obtain additive；
(3), the additive obtained by step (2) is added in silicon sol solution controls rotating speed to be stirred for 80r/min to equal
After even, then rotating speed is controlled to add in aggregate obtained by step (1) while stirring for 300r/min, continue after add stirring up to
It is uniformly mixed to get for the sealing material between coke oven guard plate and firedoor frame；
(4), the sealing material obtained by step (3) is moved to the mating metal tube interior sealing of filleting rifle, recycled embedding by material feeding
Seam rifle fracture is constructed.
According to standard GB/T/T1723-93, to obtained above a kind of between coke oven guard plate and firedoor frame
Sealing material measures the delivery time：Delivery time is 15.23s；Site operation shows its good fluidity in gap and close
Sealing property is excellent.
Embodiment 2
A kind of sealing material between coke oven guard plate and firedoor frame, which is characterized in that it counts in parts by weight, it is former
Material composition and content are as follows：
100 parts of silicon sol solution；
180 parts of aggregate；
17 parts of additive；
The silicon sol solution is the dispersion liquid of nano level silica dioxide granule in water, and silica dioxide granule is averaged
Grain size is in 10~30nm, solid content 30%；
The aggregate is alumina particle, the mixture of silica dioxide granule and talcum powder composition, oxygen in the mixture
Change the dosage of alumina particles, silica dioxide granule and talcum powder, calculate by mass percentage, alumina particle：Silica dioxide granule：
Talcum powder is 60%：30%：10%；
Wherein, the alumina particle fusing point is 2054 DEG C, and boiling point is 2980 DEG C, and purity is more than 93%；
The silica dioxide granule is 3000~10000 mesh, and fusing point is 1750 DEG C；
The additive is dispersant, the mixture of thickener and aqueous defoamer composition, and dispersant in the mixture increases
Thick dose and the dosage of aqueous defoamer are calculated, dispersant, thickener, aqueous defoamer by the mass percent for accounting for aggregate total amount
Respectively 3%, 0.4%, 1%；
Wherein, the dispersant is aqueous low bubble wetting dispersing agent CF-10, as main component and is had using alkyl aryl polyether
Imitate content of material >=99%；
The thickener is hydroxyethyl cellulose, belongs to non-ionic soluble fibre element ethers, density 0.75g/mL；
The antifoaming agent be modified silicon dimethyl silicone polymer high effective antifoaming agent lotion, non-ionic white emulsion liquid,
Its pH value is between 7~8.
A kind of preparation method and application method of above-mentioned sealing material between coke oven guard plate and firedoor frame, step
It is rapid as follows：
(1), the preparation of aggregate
Alumina particle, silica dioxide granule and talcum powder are added in simultaneously in the mixing machine that rotating speed is 150r/min and mixed
10min is to uniformly obtaining aggregate；
(2), the preparation of additive
Dispersant, thickener and aqueous defoamer are added in simultaneously in the mixing machine that rotating speed is 60r/min and mix 5min extremely
Uniformly obtain additive；
(3), the additive obtained by step (2) is added in silicon sol solution controls rotating speed to be stirred for 80r/min to equal
After even, then rotating speed is controlled to add in aggregate obtained by step (1) while stirring for 300r/min, continue after add stirring up to
It is uniformly mixed to get for the sealing material between coke oven guard plate and firedoor frame；
(4), the sealing material obtained by step (3) is moved to the mating metal tube interior sealing of filleting rifle, recycled embedding by material feeding
Seam rifle fracture is constructed.
According to standard GB/T/T1723-93, to obtained above a kind of between coke oven guard plate and firedoor frame
Sealing material measures the delivery time：Delivery time is 18.72s；Site operation shows its good fluidity in gap and close
Sealing property is excellent.
Embodiment 3
A kind of sealing material between coke oven guard plate and firedoor frame, which is characterized in that it counts in parts by weight, it is former
Material composition and content are as follows：
100 parts of silicon sol solution；
155 parts of aggregate；
16 parts of additive；
The silicon sol solution is the dispersion liquid of nano level silica dioxide granule in water, and silica dioxide granule is averaged
Grain size is in 10~30nm, solid content 30%；
The aggregate is alumina particle, the mixture of silica dioxide granule and talcum powder composition, oxygen in the mixture
Change the dosage of alumina particles, silica dioxide granule and talcum powder, calculate by mass percentage, alumina particle：Silica dioxide granule：
Talcum powder is 50%：25%：25%；
Wherein, the alumina particle fusing point is 2054 DEG C, and boiling point is 2980 DEG C, and purity is more than 93%；
The silica dioxide granule is 3000~10000 mesh, and fusing point is 1750 DEG C；
The additive is dispersant, the mixture of thickener and aqueous defoamer composition, and dispersant in the mixture increases
Thick dose and the dosage of aqueous defoamer are calculated, dispersant, thickener, aqueous defoamer by the mass percent for accounting for aggregate total amount
Respectively 1.7%, 0.3%, 0.6%；
Wherein, the dispersant is aqueous low bubble wetting dispersing agent CF-10, as main component and is had using alkyl aryl polyether
Imitate content of material >=99%；
The thickener is hydroxyethyl cellulose, belongs to non-ionic soluble fibre element ethers, density 0.75g/mL；
The antifoaming agent be modified silicon dimethyl silicone polymer high effective antifoaming agent lotion, non-ionic white emulsion liquid,
Its pH value is between 7~8.
A kind of preparation method and application method of above-mentioned sealing material between coke oven guard plate and firedoor frame, step
It is rapid as follows：
(1), the preparation of aggregate
Alumina particle, silica dioxide granule and talcum powder are added in simultaneously in the mixing machine that rotating speed is 150r/min and mixed
10min is to uniformly obtaining aggregate；
(2), the preparation of additive
Dispersant, thickener and aqueous defoamer are added in simultaneously in the mixing machine that rotating speed is 60r/min and mix 5min extremely
Uniformly obtain additive；
(3), the additive obtained by step (2) is added in silicon sol solution controls rotating speed to be stirred for 80r/min to equal
After even, then rotating speed is controlled to add in aggregate obtained by step (1) while stirring for 300r/min, continue after add stirring up to
It is uniformly mixed to get for the sealing material between coke oven guard plate and firedoor frame；
(4), the sealing material obtained by step (3) is moved to the mating metal tube interior sealing of filleting rifle, recycled embedding by material feeding
Seam rifle fracture is constructed.
According to standard GB/T/T1723-93, to obtained above a kind of between coke oven guard plate and firedoor frame
Sealing material measures the delivery time：Delivery time is 17.33s；Site operation shows its good fluidity in gap and close
Sealing property is excellent.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of sealing material between coke oven guard plate and firedoor frame, which is characterized in that count in parts by weight, raw material
Composition and content are as follows：
100 parts of silicon sol solution；
130~180 parts of aggregate；
15~17 parts of additive；
The silicon sol solution be the dispersion liquid of nano level silica dioxide granule in water, the average grain diameter of silica dioxide granule
Solid content in 10~30nm, the silicon sol solution is 30%；
The mixture that the aggregate is alumina particle, silica dioxide granule and talcum powder form, is calculated by mass percentage,
Alumina particle is 45%~60%, and silica dioxide granule is 20%~30%, and talcum powder is 10%~35%；Wherein, it is described
The fusing point of alumina particle is 2054 DEG C, and boiling point is 2980 DEG C, and purity is more than 93%；The size of the silica dioxide granule is
3000~10000 mesh, fusing point are 1750 DEG C；
The additive is the mixture of dispersant, thickener and aqueous defoamer composition, and the quality of the dispersant is bone
Expect total amount 0.5%~3%, the quality of the thickener is the 0.2%~0.4% of aggregate quality, the aqueous defoamer
Quality be aggregate quality 0.1%~1%.
A kind of 2. sealing material between coke oven guard plate and firedoor frame as described in claim 1, which is characterized in that institute
Dispersant is stated as aqueous low bubble wetting dispersing agent CF-10, in the dispersant, the mass percentage of alkyl aryl polyether
>=99%；The thickener be hydroxyethyl cellulose, density 0.75g/mL；The antifoaming agent is modified silicon poly dimethyl silicon
Oxygen alkane high effective antifoaming agent lotion, pH value is between 7~8.
3. a kind of sealing material between coke oven guard plate and firedoor frame as described in claim 1, which is characterized in that press
Listed as parts by weight, raw material composition and content are as follows：
100 parts of silicon sol solution；
130~155 parts of aggregate；
15~16 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle is 55%~60%：Silica dioxide granule is 20%
~25%：Talcum powder is 15%~25%；
The quality of the dispersant is aggregate total amount 0.5%~1.7%, and the quality of the thickener is aggregate quality
0.2%~0.3%, the quality of the aqueous defoamer is the 0.1%~0.6% of aggregate quality.
4. a kind of sealing material between coke oven guard plate and firedoor frame as described in claim 1, which is characterized in that press
Listed as parts by weight, raw material composition and content are as follows：
100 parts of silicon sol solution；
130 parts of aggregate；
15 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle 55%：Silica dioxide granule is 20%：Talcum
Powder is 25%；
The quality of the dispersant is aggregate total amount 0.5%, and the quality of the thickener is the 0.2% of aggregate quality, institute
The quality for the aqueous defoamer stated is the 0.1% of aggregate quality.
5. a kind of sealing material between coke oven guard plate and firedoor frame as claimed in claim 3, which is characterized in that press
Listed as parts by weight, raw material composition and content are as follows：
100 parts of silicon sol solution；
155 parts of aggregate；
16 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle 60%：Silica dioxide granule is 25%：Talcum
Powder is 15%；
The quality of the dispersant is aggregate total amount 1.7%, and the quality of the thickener is the 0.3% of aggregate quality, institute
The quality for the aqueous defoamer stated is the 0.6% of aggregate quality.
6. a kind of sealing material between coke oven guard plate and firedoor frame as described in claim 1, which is characterized in that press
Listed as parts by weight, raw material composition and content are as follows：
100 parts of silicon sol solution；
155~180 parts of aggregate；
16~17 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle is 45%~50%：Silica dioxide granule is 25%
~30%：Talcum powder is 20%~30%；
The quality of the dispersant is aggregate total amount 1.7%~3%, and the quality of the thickener is aggregate quality
0.3%~0.4%, the quality of the aqueous defoamer is the 0.6%~1% of aggregate quality.
7. a kind of sealing material between coke oven guard plate and firedoor frame as claimed in claim 6, which is characterized in that press
Listed as parts by weight, raw material composition and content are as follows：
100 parts of silicon sol solution；
180 parts of aggregate；
17 parts of additive；
It in the aggregate, calculates by mass percentage, alumina particle 45%：Silica dioxide granule is 25%：Talcum
Powder is 30%；
The quality of the dispersant is aggregate total amount 3%, and the quality of the thickener is the 0.4% of aggregate quality, described
Aqueous defoamer quality be aggregate quality 1%.
8. a kind of preparation method of sealing material between coke oven guard plate and firedoor frame described in claim 1, special
Sign is to include the following steps：
1) the step of preparation aggregate；The alumina particle, silica dioxide granule and talcum that will be weighed according to mass percent
Powder adds in the mixing machine that rotating speed is 150r/min mixing 10min to uniformly obtaining aggregate simultaneously；
2) the step of additive preparation；The dispersant, thickener and aqueous defoamer that are weighed according to mass percent is same
When add in the mixing machine that rotating speed is 60r/min mixing 5min to uniformly obtaining additive；
3) silicon sol solution, aggregate and additive are weighed according to parts by weight；
4) additive obtained by step 2) is added to after rotating speed being controlled to be stirred until homogeneous for 80r/min in silicon sol solution, so
Rotating speed is controlled to add in the aggregate obtained by step 1) while stirring for 300r/min afterwards, continue stirring after having added until mixing
It is even to get for the sealing material between coke oven guard plate and firedoor frame.
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| CN201810088894.2A CN108191376A (en) | 2018-01-30 | 2018-01-30 | A kind of sealing material and preparation method between coke oven guard plate and firedoor frame |
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| CN201810088894.2A CN108191376A (en) | 2018-01-30 | 2018-01-30 | A kind of sealing material and preparation method between coke oven guard plate and firedoor frame |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110759740A (en) * | 2018-07-27 | 2020-02-07 | 宝山钢铁股份有限公司 | Sealing filler for cavity between coke oven protection plate and oven door frame |
| CN111484860A (en) * | 2019-01-28 | 2020-08-04 | 宝山钢铁股份有限公司 | Sealing hook embedding material for coke oven gap and manufacturing method thereof |
| CN111484272A (en) * | 2019-01-28 | 2020-08-04 | 宝山钢铁股份有限公司 | Coke oven head grouting material and manufacturing method thereof |
| CN113293011A (en) * | 2021-05-31 | 2021-08-24 | 马鞍山钢铁股份有限公司 | Coke oven head sealing masonry structure and masonry method thereof |
| CN114874786A (en) * | 2022-06-08 | 2022-08-09 | 江苏苏铁冶金机械制造有限公司 | Gap filling process for door frame and protective plate of coke oven |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110759740A (en) * | 2018-07-27 | 2020-02-07 | 宝山钢铁股份有限公司 | Sealing filler for cavity between coke oven protection plate and oven door frame |
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| CN111484272A (en) * | 2019-01-28 | 2020-08-04 | 宝山钢铁股份有限公司 | Coke oven head grouting material and manufacturing method thereof |
| CN113293011A (en) * | 2021-05-31 | 2021-08-24 | 马鞍山钢铁股份有限公司 | Coke oven head sealing masonry structure and masonry method thereof |
| CN114874786A (en) * | 2022-06-08 | 2022-08-09 | 江苏苏铁冶金机械制造有限公司 | Gap filling process for door frame and protective plate of coke oven |
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