CN107285791A - Refractory material and preparation method thereof - Google Patents
Refractory material and preparation method thereof Download PDFInfo
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- CN107285791A CN107285791A CN201710691738.0A CN201710691738A CN107285791A CN 107285791 A CN107285791 A CN 107285791A CN 201710691738 A CN201710691738 A CN 201710691738A CN 107285791 A CN107285791 A CN 107285791A
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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
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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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/04—Clay; Kaolin
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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
- C04B35/01—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
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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
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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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
- C04B2235/34—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
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
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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
- C04B2235/34—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
- C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
-
- 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
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/77—Density
Abstract
The present invention relates to a kind of refractory material, it is made up of each component of following parts by weight：20~26 parts of phyllite, 15~19 parts of pitchstone, 13~17 parts of attapulgite, 12~15 parts of nano-oxide, high 0~3 part of Cen soil, 2~5 parts of red phosphor masterbatch, 5~9 parts of magnesium hydroxide, 7~11 parts of aluminium hydroxide, rub 4~7 parts of root stone, 3~4 parts of silane coupler, 0.1~0.3 part of dispersant, 24~28 parts of bone meal, 3~6 parts of osmanthus jewel, 4~5 parts of hauynite；Described nano-oxide is the average grain diameter of primary particle at least one of below 100nm nano zine oxide, nano magnesia, nano silicon, nano aluminium oxide, nano titanium oxide.Obtained capabilities of refractory materials is stable, light weight, and density is less than 1.5g/cm3, refractoriness is more than 1750 DEG C, and with excellent bending and compressive strength, service life is long, and preparation technology is simple and yield rate is up to 95%, beneficial to large-scale industrial production.
Description
Technical field
The present invention relates to technical field of refractory materials, more particularly, to a kind of refractory material and preparation method thereof.
Background technology
All physicochemical properties allow the material referred to as refractory material that it is used in high temperature environments.Application to refractory in
Each neck of the national economy such as steel, non-ferrous metal, glass, cement, ceramics, petrochemical industry, machinery, boiler, light industry, electric power, military project
Domain, is to ensure that above-mentioned industry production run and technology develop essential stock, is risen in hot industry production development
Irreplaceable important function.The production Technology of current refractory material, control technology, equipment are uneven, raw
Refractory material resistance to heat shocks energy, high-temperature behavior and the thermal stability that output is come not very are stablized, and yield rate is relatively low.
The content of the invention
It is an object of the invention to provide a kind of refractory material.
It is a further object of the present invention to provide a kind of preparation method of the refractory material.
The object of the invention is achieved by the following technical programs：
A kind of refractory material is provided, is made up of each component of following parts by weight：20~26 parts of phyllite, pitchstone 15~19
Part, 13~17 parts of attapulgite, 12~15 parts of nano-oxide, high 0~3 part of Cen soil, 2~5 parts of red phosphor masterbatch, magnesium hydroxide 5
~9 parts, 7~11 parts of aluminium hydroxide, rub 4~7 parts of root stone, 3~4 parts of silane coupler, 0.1~0.3 part of dispersant, bone meal 24~
28 parts, 3~6 parts of osmanthus jewel, 4~5 parts of hauynite.
Preferably, the refractory material is made up of each component of following parts by weight：23 parts of phyllite, 17 parts of pitchstone,
15 parts of attapulgite, 14 parts of nano-oxide, high 2 parts of Cen soil, 3 parts of red phosphor masterbatch, 7 parts of magnesium hydroxide, 9 parts of aluminium hydroxide rubs
6 parts of root stone, 3.5 parts of silane coupler, 0.2 part of dispersant, 26 parts of bone meal, 5 parts of osmanthus jewel, 4.5 parts of hauynite.
Further, described nano-oxide for primary particle average grain diameter below 100nm nano zine oxide,
At least one of nano magnesia, nano silicon, nano aluminium oxide, nano titanium oxide.
Present invention also offers the preparation method of the refractory material, comprise the following steps：
S1. raw material is taken by weight ratio, is added phyllite, pitchstone to ball mill, attapulgite, high Cen soil, red phosphor masterbatch, is rubbed
Root stone, osmanthus jewel, hauynite, milling 3~4h of mixing, go out after mill and add remaining raw material, and 1~2h of wet mixing, discharging loads sealing
Old 2~3 days of container, it is standby；
S2. by step S1 products therefrom dewater treatments, it is pressed into blank；
S3. blank obtained by step S2 is sent into kiln, is warming up to 200 DEG C through 4h, is warming up to 500 DEG C through 5h, is warming up to through 6h
800 DEG C, it is incubated 2h；1200 DEG C are warming up to through 5h by 800 DEG C again, 1600 DEG C are warming up to through 7h, 3h is incubated；Again by 1600 DEG C through 8h
900 DEG C are cooled to, 400 DEG C is cooled to through 5h, then naturally cools to room temperature.
Compared with prior art, the invention has the advantages that：
The invention provides a kind of refractory material and preparation method thereof, its preparation technology is simple, and performance is stable, light weight, density
Less than 1.5g/cm3, refractoriness is more than 1750 DEG C, and with excellent bending and compressive strength, service life is long, and yield rate reaches
95%, beneficial to large-scale industrial production.
Embodiment
With reference to specific embodiment, the present invention is further illustrated.
Embodiment 1
Present embodiment discloses a kind of refractory material, it is made up of each component of following parts by weight：20 parts of phyllite, pitchstone 15
Part, 13 parts of attapulgite, 12 parts of nano zine oxide, 2 parts of red phosphor masterbatch, 5 parts of magnesium hydroxide, 7 parts of aluminium hydroxide, rub 4 parts of root stone,
3 parts of silane coupler, 0.1 part of dispersant, 24 parts of bone meal, 3 parts of osmanthus jewel, 4 parts of hauynite.
Embodiment 2
Present embodiment discloses a kind of refractory material, it is made up of each component of following parts by weight：26 parts of phyllite, pitchstone 19
Part, 17 parts of attapulgite, 5 parts of nano magnesia, 5 parts of nano silicon, 5 parts of nano titanium oxide, high 3 parts of Cen soil, red phosphorus
5 parts of master batch, 9 parts of magnesium hydroxide, 11 parts of aluminium hydroxide, rub 7 parts of root stone, 4 parts of silane coupler, 0.3 part of dispersant, bone meal 28
Part, 6 parts of osmanthus jewel, 5 parts of hauynite.
Embodiment 3
Present embodiment discloses a kind of refractory material, it is made up of each component of following parts by weight：25 parts of phyllite, pitchstone 16
Part, 14 parts of attapulgite, 6 parts of nano silicon, 7 parts of nano aluminium oxide, high 1 part of Cen soil, 4 parts of red phosphor masterbatch, magnesium hydroxide 6
Part, 8 parts of aluminium hydroxide, rub 5 parts of root stone, 3.2 parts of silane coupler, 0.1 part of dispersant, 24 parts of bone meal, 4 parts of osmanthus jewel, blue party
4.8 parts of stone.
Embodiment 4
Present embodiment discloses a kind of refractory material, it is made up of each component of following parts by weight：22 parts of phyllite, pitchstone 18
Part, 16 parts of attapulgite, 5.5 parts of nano zine oxide, 7 parts of nano titanium oxide, high 2.5 parts of Cen soil, 4.8 parts of red phosphor masterbatch, hydrogen
7 parts of magnesia, 10 parts of aluminium hydroxide, rub 6 parts of root stone, 3.5 parts of silane coupler, 0.15 part of dispersant, 27 parts of bone meal, Gui Bao
5.5 parts of stone, 4 parts of hauynite.
Embodiment 5
Present embodiment discloses a kind of refractory material, it is made up of each component of following parts by weight：21 parts of phyllite, pitchstone 18
Part, 16 parts of attapulgite, 7 parts of nano zine oxide, 7 parts of nano magnesia, 3 parts of red phosphor masterbatch, 7.5 parts of magnesium hydroxide, hydroxide
9 parts of aluminium, rub 5 parts of root stone, 3 parts of silane coupler, 0.3 part of dispersant, 25 parts of bone meal, 3 parts of osmanthus jewel, 4 parts of hauynite.
Embodiment 6
Present embodiment discloses a kind of refractory material, it is made up of each component of following parts by weight：23 parts of phyllite, pitchstone 16
Part, 17 parts of attapulgite, 3 parts of nano zine oxide, 3 parts of nano magnesia, 3 parts of nano silicon, 3 parts of nano aluminium oxide is received
3 parts of titanium dioxide of rice, high 2 parts of Cen soil, 4 parts of red phosphor masterbatch, 5 parts of magnesium hydroxide, 10 parts of aluminium hydroxide, rub 4 parts of root stone, and silane is even
Join 4 parts of agent, 0.1 part of dispersant, 25 parts of bone meal, 3.5 parts of osmanthus jewel, 4.5 parts of hauynite.
Embodiment 7
The components by weight percent of any embodiment of Example 1~6 prepares refractory material, and preparation process is as follows：
S1. raw material is taken by weight ratio, is added phyllite, pitchstone to ball mill, attapulgite, high Cen soil, red phosphor masterbatch, is rubbed
Root stone, osmanthus jewel, hauynite, milling mixing 3h go out addition residue raw material, wet mixing 1h after mill, it is old that discharging loads sealing container
It is rotten 2 days, it is standby；
S2. by step S1 products therefrom dewater treatments, it is pressed into blank；
S3. blank obtained by step S2 is sent into kiln, is warming up to 200 DEG C through 4h, is warming up to 500 DEG C through 5h, is warming up to through 6h
800 DEG C, it is incubated 2h；1200 DEG C are warming up to through 5h by 800 DEG C again, 1600 DEG C are warming up to through 7h, 3h is incubated；Again by 1600 DEG C through 8h
900 DEG C are cooled to, 400 DEG C is cooled to through 5h, then naturally cools to room temperature.Obtained refractory material density is 1.45g/cm3,
Refractoriness is 1780 DEG C, and performance is stable, with excellent bending and compressive strength.
Embodiment 8
The components by weight percent of any embodiment of Example 1~6 prepares refractory material, and preparation process is as follows：
S1. raw material is taken by weight ratio, is added phyllite, pitchstone to ball mill, attapulgite, high Cen soil, red phosphor masterbatch, is rubbed
Root stone, osmanthus jewel, hauynite, milling mixing 4h go out addition residue raw material, wet mixing 2h after mill, it is old that discharging loads sealing container
It is rotten 3 days, it is standby；
S2. by step S1 products therefrom dewater treatments, it is pressed into blank；
S3. blank obtained by step S2 is sent into kiln, is warming up to 200 DEG C through 4h, is warming up to 500 DEG C through 5h, is warming up to through 6h
800 DEG C, it is incubated 2h；1200 DEG C are warming up to through 5h by 800 DEG C again, 1600 DEG C are warming up to through 7h, 3h is incubated；Again by 1600 DEG C through 8h
900 DEG C are cooled to, 400 DEG C is cooled to through 5h, then naturally cools to room temperature.Obtained refractory material density is 1.48g/cm3,
Refractoriness is 1760 DEG C, and performance is stable, with excellent bending and compressive strength.
Embodiment 9
The components by weight percent of any embodiment of Example 1~6 prepares refractory material, and preparation process is as follows：
S1. raw material is taken by weight ratio, is added phyllite, pitchstone to ball mill, attapulgite, high Cen soil, red phosphor masterbatch, is rubbed
Root stone, osmanthus jewel, hauynite, milling mixing 3.5h, go out after mill and add remaining raw material, and wet mixing 1.5h, discharging loads sealing and held
Old 2.5 days of device, it is standby；
S2. by step S1 products therefrom dewater treatments, it is pressed into blank；
S3. blank obtained by step S2 is sent into kiln, is warming up to 200 DEG C through 4h, is warming up to 500 DEG C through 5h, is warming up to through 6h
800 DEG C, it is incubated 2h；1200 DEG C are warming up to through 5h by 800 DEG C again, 1600 DEG C are warming up to through 7h, 3h is incubated；Again by 1600 DEG C through 8h
900 DEG C are cooled to, 400 DEG C is cooled to through 5h, then naturally cools to room temperature.Obtained refractory material density is 1.46g/cm3,
Refractoriness is 1775 DEG C, and performance is stable, with excellent bending and compressive strength.
Claims (4)
1. a kind of refractory material, it is characterised in that be made up of each component of following weight fraction：20~26 parts of phyllite, rosin
15~19 parts of rock, 13~17 parts of attapulgite, 12~15 parts of nano-oxide, high 0~3 part of Cen soil, 2~5 parts of red phosphor masterbatch, hydrogen
5~9 parts of magnesia, 7~11 parts of aluminium hydroxide, rub 4~7 parts of root stone, 3~4 parts of silane coupler, 0.1~0.3 part of dispersant,
24~28 parts of bone meal, 3~6 parts of osmanthus jewel, 4~5 parts of hauynite.
2. refractory material according to claim 1, it is characterised in that be made up of each component of following parts by weight：Thousand pieces
23 parts of rock, 17 parts of pitchstone, 15 parts of attapulgite, 14 parts of nano-oxide, high 2 parts of Cen soil, 3 parts of red phosphor masterbatch, magnesium hydroxide 7
Part, 9 parts of aluminium hydroxide, rub 6 parts of root stone, 3.5 parts of silane coupler, 0.2 part of dispersant, 26 parts of bone meal, 5 parts of osmanthus jewel, blue party
4.5 parts of stone.
3. refractory material according to claim 1 or 2, it is characterised in that described nano-oxide is primary particle
Average grain diameter is in below 100nm nano zine oxide, nano magnesia, nano silicon, nano aluminium oxide, nanometer titanium dioxide
At least one of titanium.
4. the preparation method of refractory material according to claim 1 or 2 or 3, it is characterised in that comprise the following steps：
S1. raw material is taken by weight ratio, is added phyllite, pitchstone to ball mill, attapulgite, high Cen soil, red phosphor masterbatch, is rubbed
Root stone, osmanthus jewel, hauynite, milling 3~4h of mixing, go out after mill and add remaining raw material, and 1~2h of wet mixing, discharging loads sealing
Old 2~3 days of container, it is standby；
S2. by step S1 products therefrom dewater treatments, it is pressed into blank；
S3. blank obtained by step S2 is sent into kiln, is warming up to 200 DEG C through 4h, is warming up to 500 DEG C through 5h, is warming up to through 6h
800 DEG C, it is incubated 2h；1200 DEG C are warming up to through 5h by 800 DEG C again, 1600 DEG C are warming up to through 7h, 3h is incubated；Again by 1600 DEG C through 8h
900 DEG C are cooled to, 400 DEG C is cooled to through 5h, then naturally cools to room temperature.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710691738.0A CN107285791A (en) | 2017-08-14 | 2017-08-14 | Refractory material and preparation method thereof |
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| CN201710691738.0A CN107285791A (en) | 2017-08-14 | 2017-08-14 | Refractory material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640696A (en) * | 2018-07-31 | 2018-10-12 | 合肥铭佑高温技术有限公司 | A kind of production method of kiln special-purpose fire-resistant material |
| CN109180197A (en) * | 2018-09-04 | 2019-01-11 | 湖州同泰新材料有限公司 | Resistance to compression construction material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2997402A (en) * | 1958-04-23 | 1961-08-22 | Kaiser Aluminium Chem Corp | Refractory brick and preparation thereof |
| CN103936444A (en) * | 2014-04-08 | 2014-07-23 | 安徽省亚欧陶瓷有限责任公司 | Refractory ceramic tile and preparation method thereof |
| CN104355629A (en) * | 2014-10-13 | 2015-02-18 | 合肥庭索环保材料有限公司 | Refractory material and preparation method thereof |
| CN107117977A (en) * | 2017-06-29 | 2017-09-01 | 长兴俊泽炉窑工程有限公司 | Lightweight refracrory for building and preparation method thereof |
-
2017
- 2017-08-14 CN CN201710691738.0A patent/CN107285791A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2997402A (en) * | 1958-04-23 | 1961-08-22 | Kaiser Aluminium Chem Corp | Refractory brick and preparation thereof |
| CN103936444A (en) * | 2014-04-08 | 2014-07-23 | 安徽省亚欧陶瓷有限责任公司 | Refractory ceramic tile and preparation method thereof |
| CN104355629A (en) * | 2014-10-13 | 2015-02-18 | 合肥庭索环保材料有限公司 | Refractory material and preparation method thereof |
| CN107117977A (en) * | 2017-06-29 | 2017-09-01 | 长兴俊泽炉窑工程有限公司 | Lightweight refracrory for building and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吴树仁: "《地质大辞典（二） 矿物 岩石 地球化学分册》", 30 June 2005, 地质出版社 * |
| 张义勋 等: "《矿产资源工业要求手册》", 31 March 2014, 地质出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640696A (en) * | 2018-07-31 | 2018-10-12 | 合肥铭佑高温技术有限公司 | A kind of production method of kiln special-purpose fire-resistant material |
| CN109180197A (en) * | 2018-09-04 | 2019-01-11 | 湖州同泰新材料有限公司 | Resistance to compression construction material and preparation method thereof |
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Application publication date: 20171024 |