CN113336559A - Refractory brick with heat preservation effect and processing technology - Google Patents
Refractory brick with heat preservation effect and processing technology Download PDFInfo
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- CN113336559A CN113336559A CN202110519125.5A CN202110519125A CN113336559A CN 113336559 A CN113336559 A CN 113336559A CN 202110519125 A CN202110519125 A CN 202110519125A CN 113336559 A CN113336559 A CN 113336559A
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- heat preservation
- refractory brick
- heat
- component
- resistant firebrick
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- 239000011449 brick Substances 0.000 title claims abstract description 45
- 238000004321 preservation Methods 0.000 title claims abstract description 34
- 230000000694 effects Effects 0.000 title claims abstract description 15
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 55
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000011230 binding agent Substances 0.000 claims abstract description 26
- 239000007767 bonding agent Substances 0.000 claims abstract description 13
- 235000019362 perlite Nutrition 0.000 claims abstract description 13
- 239000010451 perlite Substances 0.000 claims abstract description 13
- 239000011494 foam glass Substances 0.000 claims abstract description 11
- 239000011491 glass wool Substances 0.000 claims abstract description 11
- 239000004814 polyurethane Substances 0.000 claims abstract description 11
- 229920002635 polyurethane Polymers 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 239000005909 Kieselgur Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 21
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 18
- 239000000377 silicon dioxide Substances 0.000 claims description 18
- 239000000853 adhesive Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 13
- 235000019353 potassium silicate Nutrition 0.000 claims description 10
- 239000004408 titanium dioxide Substances 0.000 claims description 9
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- 239000001110 calcium chloride Substances 0.000 claims description 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract description 5
- 239000003292 glue Substances 0.000 abstract description 3
- 239000004615 ingredient Substances 0.000 abstract description 3
- 239000005995 Aluminium silicate Substances 0.000 abstract description 2
- 235000012211 aluminium silicate Nutrition 0.000 abstract description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 abstract description 2
- 239000012774 insulation material Substances 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 abstract 1
- 239000002585 base Substances 0.000 description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- RGPUVZXXZFNFBF-UHFFFAOYSA-K diphosphonooxyalumanyl dihydrogen phosphate Chemical compound [Al+3].OP(O)([O-])=O.OP(O)([O-])=O.OP(O)([O-])=O RGPUVZXXZFNFBF-UHFFFAOYSA-K 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
- C04B2235/3218—Aluminium (oxy)hydroxides, e.g. boehmite, gibbsite, alumina sol
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/36—Glass starting materials for making ceramics, e.g. silica glass
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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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/447—Phosphates or phosphites, e.g. orthophosphate, hypophosphite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/448—Sulphates or sulphites
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
- C04B2235/522—Oxidic
- C04B2235/5228—Silica and alumina, including aluminosilicates, e.g. mullite
Abstract
The invention discloses a refractory brick with heat preservation effect and a processing technology thereof, relating to the technical field of refractory bricks, wherein the ingredients comprise a main base material, a heat preservation base material, a bonding agent and an auxiliary material, wherein the main base material comprises the following components in percentage by weight: heat preservation base material: binding agent: and (4) auxiliary materials: 2: 3: 1. this resistant firebrick and processing technology with heat preservation efficiency adds in resistant firebrick raw materials with insulation material such as expanded perlite, aluminium silicate fibre and diatomaceous earth, add thermal-insulated fire prevention material such as foam glass, glass wool and polyurethane again, the heat preservation and the fire behavior of resistant firebrick have fully been guaranteed, and the addition of expanded perlite, can enough effectively guarantee resistant firebrick's insulation performance, can also directly promote resistant firebrick's quality, the life of extension resistant firebrick, finally, add HN 605 glue and high temperature binder in resistant firebrick, greatly guaranteed resistant firebrick's structural fastness, improve resistant firebrick's product quality.
Description
Technical Field
The invention relates to the technical field of refractory bricks, in particular to a refractory brick with heat preservation effect and a processing technology thereof.
Background
The siliceous heat-insulating refractory brick is a heat-insulating refractory product which is prepared by taking silica as a main raw material and has the SiO2 content of not less than 91 percent, and the siliceous heat-insulating refractory brick has the heat-insulating and heat-preserving performance, keeps the characteristics of a silica brick to a great extent, has high refractoriness under load, slightly expands in volume in the heating process and enhances the integrity of a kiln.
The siliceous heat-insulating refractory brick belongs to one of refractory bricks, and in the modern building industry, the application of the refractory brick is more and more extensive, and the function of the refractory brick is more and more important.
The existing refractory brick is required to have heat preservation performance, and simultaneously, defects of other performances, such as flame retardance, structural fastness and the like, are difficult to make up, and need to be improved and made up in a balanced manner.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a refractory brick with heat preservation effect and a processing technology thereof, and solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: the refractory brick with heat preservation effect comprises the following ingredients of a main base material, a heat preservation base material, a binding agent and an auxiliary material, wherein the main base material comprises the following components in percentage by weight: heat preservation base material: binding agent: and (4) auxiliary materials: 2: 3: 1.
optionally, the main base material consists of silica and titanium dioxide, wherein the ratio of silica to titanium dioxide is 7: 3.
Optionally, the silica is ground with a grinder and passed through a 100 mesh screen.
Optionally, the heat-insulating base material is composed of expanded perlite, aluminum silicate fiber and diatomite, wherein the expanded perlite comprises the following components in percentage by weight: aluminum silicate fiber: diatomaceous earth is 1:1: 1.
Optionally, the bonding agent is HN-605 adhesive, a high-temperature bonding agent and a water glass bonding agent, wherein the HN-605 adhesive comprises the following components in percentage by content: high-temperature binder: the water glass binder is 1:1: 3.
Optionally, the auxiliary material comprises a component A and a component B, wherein the component A is composed of waste siliceous materials and a mineralizer, and the component B is composed of foam glass, glass wool and polyurethane.
Optionally, in the component a, the content ratio of the waste siliceous material to the mineralizer is 2:1, and the mineralizer is specifically calcium chloride.
Optionally, in the component B, the content ratio of the foam glass, the glass wool and the polyurethane is 1:1: 1.
Based on the raw materials, the invention also discloses a processing technology of the refractory brick with heat preservation efficiency.
Optionally, the processing technology comprises the following specific steps:
grinding silica, sieving, adding the ground silica into a water glass bonding agent, and stirring and mixing for 1 h;
adding titanium dioxide, and stirring for 1 h;
thirdly, adding heat preservation base materials, and stirring for 1 hour;
adding the component A in the auxiliary materials, stirring for 1h, adding the component B in the auxiliary materials, and stirring until the components are completely mixed;
adding HN-605 adhesive, stirring uniformly, adding high-temperature binder before firing, and stirring fully;
sixthly, the mixture is put on a mould, continuously stirred before being put into a furnace, and sintered at high temperature after being put into the furnace.
The invention provides a refractory brick with heat preservation effect and a processing technology, and the refractory brick has the following beneficial effects: this resistant firebrick and processing technology with heat preservation efficiency adds in resistant firebrick raw materials with insulation material such as expanded perlite, aluminium silicate fibre and diatomaceous earth, add thermal-insulated fire prevention material such as foam glass, glass wool and polyurethane again, the heat preservation and the fire behavior of resistant firebrick have fully been guaranteed, and the addition of expanded perlite, can enough effectively guarantee resistant firebrick's insulation performance, can also directly promote resistant firebrick's quality, the life of extension resistant firebrick, finally, add HN 605 glue and high temperature binder in resistant firebrick, greatly guaranteed resistant firebrick's structural fastness, improve resistant firebrick's product quality.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1
The refractory brick with heat preservation effect comprises the following ingredients of a main base material, a heat preservation base material, a binding agent and an auxiliary material, wherein the main base material comprises the following components in percentage by weight: heat preservation base material: binding agent: and (4) auxiliary materials: 2: 3: 1;
the main base material consists of silica and titanium dioxide, wherein the ratio of silica to titanium dioxide is 7: 3;
grinding silica with a grinder and sieving with a 100 mesh sieve;
the heat-insulating base material consists of expanded perlite, aluminum silicate fiber and diatomite, wherein the expanded perlite comprises the following components in percentage by weight: aluminum silicate fiber: 1:1:1 of diatomite;
the diatomite has unique performance, has porosity, lower concentration, larger specific surface area, relative incompressibility and chemical stability, the porous diatomite is taken as one of raw materials, the heat insulation performance of the refractory brick can be effectively improved, the expanded perlite has good heat insulation efficiency, good environmental protection performance and long durability, and can be in a severe environment for a long time;
the bonding agent is HN-605 adhesive, a high-temperature bonding agent and a water glass bonding agent, wherein the HN-605 adhesive comprises the following components in percentage by weight: high-temperature binder: the water glass binder is 1:1: 3;
in the binding agent, a water glass binding agent is used as a main binding agent, HN-605 adhesive and a high-temperature binding agent are used as auxiliary binding agents, the HN-605 adhesive is an adhesive taking epoxy resin as a base material, has high bonding strength, acid and alkali resistance, water resistance and other organic solvents, is added, can effectively improve the bonding fastness of the refractory brick, is prepared from aluminum dihydrogen phosphate and industrial phosphoric acid with the concentration of 85 percent, is diluted and matched with aluminum hydroxide in a certain proportion, is uniformly stirred and heated to 80 ℃, is added with a stabilizer to generate a chemical reaction to form a non-transparent adhesive solution, is prepared into the high-temperature binding agent after cooling and filtering, has the excellent performances of air tightness, thermal shock resistance, airflow scouring resistance, acid gas corrosion resistance, long service life, no toxicity, convenient construction and the like, and the integral quality of the refractory brick can be greatly improved after the high-temperature binding agent is added;
the auxiliary material comprises a component A and a component B, wherein the component A consists of waste silicon and a mineralizer, and the component B consists of foam glass, glass wool and polyurethane;
further, in the component A, the content ratio of the waste siliceous material to the mineralizer is 2:1, the mineralizer is specifically calcium chloride, and in the component B, the content ratio of the foam glass, the glass wool and the polyurethane is 1:1: 1;
the addition of the foam glass, the glass wool and the polyurethane mainly improves the flame retardant property of the refractory brick, wherein the foam glass and the glass wool are non-combustible materials, and the polyurethane is a thermosetting material;
sodium sulfate decahydrate can absorb the heat better, and the rock wool can absorb the sound, and the performance of resistant firebrick has further been improved to the addition of these two kinds of materials.
Example 2
A processing technology of refractory bricks with heat preservation efficiency comprises the following specific steps:
grinding silica, sieving, adding the ground silica into a water glass bonding agent, and stirring and mixing for 1 h;
adding titanium dioxide, and stirring for 1 h;
thirdly, adding heat preservation base materials, and stirring for 1 hour;
adding the component A in the auxiliary materials, stirring for 1h, adding the component B in the auxiliary materials, and stirring until the components are completely mixed;
adding HN-605 adhesive, stirring uniformly, adding high-temperature binder before firing, and stirring fully;
sixthly, the mixture is put on a mould, continuously stirred before being put into a furnace, and sintered at high temperature after being put into the furnace.
In conclusion, the refractory brick with the heat preservation effect and the processing technology thereof have the advantages that the heat preservation materials such as expanded perlite, alumina silicate fiber and diatomite are added into the raw materials of the refractory brick, and the heat insulation fireproof materials such as foam glass, glass wool and polyurethane are added, so that the heat preservation and fireproof performance of the refractory brick are fully guaranteed, the heat preservation performance of the refractory brick can be effectively guaranteed due to the addition of the expanded perlite, the quality of the refractory brick can be directly improved, the service life of the refractory brick is prolonged, and finally, HN-605 glue and a high-temperature binder are added into the refractory brick, so that the structural fastness of the refractory brick is greatly guaranteed, and the product quality of the refractory brick is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A refractory brick with heat preservation efficiency is characterized in that: the refractory brick comprises main base materials, heat-insulating base materials, binding agents and auxiliary materials, wherein the main base materials comprise the following components in percentage by content: heat preservation base material: binding agent: and (4) auxiliary materials: 2: 3: 1.
2. the refractory brick with heat-insulating effect as claimed in claim 1, wherein: the main base material consists of silica and titanium dioxide, wherein the ratio of silica to titanium dioxide is 7: 3.
3. The refractory brick with heat-insulating effect as claimed in claim 2, wherein: the silica was ground by a grinder and sieved through a 100 mesh sieve.
4. The refractory brick with heat-insulating effect as claimed in claim 1, wherein: the heat-insulating base material consists of expanded perlite, aluminum silicate fiber and diatomite, wherein the expanded perlite comprises the following components in percentage by content: aluminum silicate fiber: diatomaceous earth is 1:1: 1.
5. The refractory brick with heat-insulating effect as claimed in claim 1, wherein: the bonding agent is HN-605 adhesive, a high-temperature bonding agent and a water glass bonding agent, wherein the HN-605 adhesive comprises the following components in percentage by content: high-temperature binder: the water glass binder is 1:1: 3.
6. The refractory brick with heat-insulating effect as claimed in claim 1, wherein: the auxiliary material comprises a component A and a component B, wherein the component A consists of waste siliceous materials and a mineralizer, and the component B consists of foam glass, glass wool and polyurethane.
7. The refractory brick with heat preservation performance as claimed in claim 6, wherein: in the component A, the content ratio of the waste siliceous material to the mineralizer is 2:1, and the mineralizer is specifically calcium chloride.
8. The refractory brick with heat preservation performance as claimed in claim 6, wherein: in the component B, the content ratio of the foam glass, the glass wool and the polyurethane is 1:1: 1.
9. A processing technology of refractory bricks with heat preservation efficiency is characterized in that: the processing technology comprises the refractory brick with heat preservation effect as claimed in any one of claims 1-8, and comprises the following specific steps:
grinding silica, sieving, adding the ground silica into a water glass bonding agent, and stirring and mixing for 1 h;
adding titanium dioxide, and stirring for 1 h;
thirdly, adding heat preservation base materials, and stirring for 1 hour;
adding the component A in the auxiliary materials, stirring for 1h, adding the component B in the auxiliary materials, and stirring until the components are completely mixed;
adding HN-605 adhesive, stirring uniformly, adding high-temperature binder before firing, and stirring fully;
sixthly, the mixture is put on a mould, continuously stirred before being put into a furnace, and sintered at high temperature after being put into the furnace.
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Application publication date: 20210903 |