CN109534742A - High-strength Alkali resistant castable refractory - Google Patents
High-strength Alkali resistant castable refractory Download PDFInfo
- Publication number
- CN109534742A CN109534742A CN201811606376.1A CN201811606376A CN109534742A CN 109534742 A CN109534742 A CN 109534742A CN 201811606376 A CN201811606376 A CN 201811606376A CN 109534742 A CN109534742 A CN 109534742A
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- China
- Prior art keywords
- parts
- alkali resistant
- castable refractory
- fiber
- resistant castable
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
-
- 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
-
- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Products (AREA)
Abstract
The present invention provides a kind of high-strength Alkali resistant castable refractory comprising following components by weight: electric pottery piece 320-330 parts, 120-130 parts of bauxite fine powder, 22-28 parts of silicon powder, 0.7-1.3 parts of sodium tripolyphosphate, 27-33 parts of cement.High-strength Alkali resistant castable refractory provided by the invention, wherein not only enhancing its alkaline resistance properties added with electric pottery piece and silicon powder and resurrection glass fibre and silicon nitride fiber rich in element silicon, but also can be improved intensity, prolonging the service life.
Description
Technical field
The invention belongs to castable field more particularly to a kind of high-strength Alkali resistant castable refractories.
Background technique
High-strength Alkali resistant castable refractory is generally used for cement kiln, to keep out the erosion of the corrosive substances such as alkali and sulphur, when it is invaded
It is cracked after erosion, it influences using just needing to change, and then influence manufacturing schedule.
Summary of the invention
It is an object of the present invention to provide a kind of high-strength Alkali resistant castable refractories, and provide the advantages of at least will be described later.
It is a further object to provide a kind of high-strength Alkali resistant castable refractories, wherein added with the electricity pottery rich in element silicon
Piece and silicon powder and resurrection glass fibre and silicon nitride fiber, not only enhance its alkaline resistance properties, but also can be improved intensity,
Prolong the service life.
Technical scheme is as follows:
High-strength Alkali resistant castable refractory comprising following components by weight:
Electric pottery piece 320-330 parts, 120-130 parts of bauxite fine powder, 22-28 parts of silicon powder, 0.7-1.3 parts of sodium tripolyphosphate, cement
27-33 parts.
Preferably, in the high-strength Alkali resistant castable refractory, including following components by weight:
325 parts of electric pottery piece, 125 parts of fine powder, 25 parts of silicon powder, 0.75 part of sodium tripolyphosphate, 30 parts of cement.
Preferably, in the high-strength Alkali resistant castable refractory, the electricity pottery piece is that discarded electric pottery piece is process comprising
Following components by weight:
The first electric 75 parts of pottery piece that partial size is 0-1mm, the second electric 75 parts of pottery piece that partial size is 1-3mm, partial size is the third of 3-5mm
100 parts of electric pottery piece, the 4th electric 75 parts of the pottery piece that partial size is 5-8mm.
Preferably, in the high-strength Alkali resistant castable refractory, the bauxite fine powder includes by weight with the following group
Point:
100 parts of second patent flour, 25 parts of second level fine powder.
Preferably, in the high-strength Alkali resistant castable refractory, the cement is Great Wall A700 cement.
Preferably, further include following components by weight in the high-strength Alkali resistant castable refractory:
2-4 parts of potato starch, 1-3 parts of polyvinyl alcohol, 3-5 parts of resurrection glass fibre, 0.5-1 parts of ceramic alumina fiber,
2-4 parts of silicon nitride fiber.
Preferably, in the high-strength Alkali resistant castable refractory, the resurrection glass fibre includes that length is 7-11mm
The weight ratio of the second fiber that first fiber and length are 3-6mm, first fiber and second fiber is 1:
1.5。
Preferably, in the high-strength Alkali resistant castable refractory,
The length of the ceramic alumina fiber is 1-3mm；
The length of the silicon nitride fiber is 2-5mm.
Preferably, in the high-strength Alkali resistant castable refractory, the potato starch fineness is 400 mesh.
The present invention is include at least the following beneficial effects:
Added with electric pottery piece, it is process using discarded electric pottery piece, it is at low cost；
Silicon powder can be good at filling the gap between electric pottery piece, so that casting material strength improves；
Potato starch is capable of providing good bonding force, so that combining closely between each component, avoids the occurrence of crackle；
Resurrection glass fibre, ceramic alumina fiber and silicon nitride fiber can not only improve enough intensity, and have
Element silicon abundant improves the alkaline resistance properties of castable.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Specific embodiment
The present invention is described in further detail below, to enable those skilled in the art's refer to the instruction text being capable of evidence
To implement.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
The present invention provides a kind of high-strength Alkali resistant castable refractory comprising following components by weight:
Electric pottery piece 320-330 parts, 120-130 parts of bauxite fine powder, 22-28 parts of silicon powder, 0.7-1.3 parts of sodium tripolyphosphate, cement
27-33 parts.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, below by weight
Component:
325 parts of electric pottery piece, 125 parts of fine powder, 25 parts of silicon powder, 0.75 part of sodium tripolyphosphate, 30 parts of cement.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, the electricity pottery piece is discarded electricity pottery
Piece is process comprising following components by weight:
The first electric 75 parts of pottery piece that partial size is 0-1mm, the second electric 75 parts of pottery piece that partial size is 1-3mm, partial size is the third of 3-5mm
100 parts of electric pottery piece, the 4th electric 75 parts of the pottery piece that partial size is 5-8mm.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, the bauxite fine powder includes pressing
The following components of parts by weight meter:
100 parts of second patent flour, 25 parts of second level fine powder.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, the cement is Great Wall A700 water
Mud.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, further include by weight with
Lower component:
2-4 parts of potato starch, 1-3 parts of polyvinyl alcohol, 3-5 parts of resurrection glass fibre, 0.5-1 parts of ceramic alumina fiber,
2-4 parts of silicon nitride fiber.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, the resurrection glass fibre packet
Include the first fiber that length is 7-11mm and the second fiber that length is 3-6mm, first fiber and second fiber
Weight ratio is 1:1.5.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention,
The length of the ceramic alumina fiber is 1-3mm；
The length of the silicon nitride fiber is 2-5mm.
In one embodiment of the high-strength Alkali resistant castable refractory provided by the invention, the potato starch fineness is
400 mesh.
Embodiment one
High-strength Alkali resistant castable refractory comprising following components by weight:
330 parts of electric pottery piece, 130 parts of bauxite fine powder, 28 parts of silicon powder, 1.3 parts of sodium tripolyphosphate, 33 parts of cement, potato starch 4
Part, 3 parts of polyvinyl alcohol, 5 parts of resurrection glass fibre, 1 part of ceramic alumina fiber, 4 parts of silicon nitride fiber.
The electricity pottery piece is that discarded electric pottery piece is process comprising following components by weight:
The first electric 75 parts of pottery piece that partial size is 0-1mm, the second electric 75 parts of pottery piece that partial size is 1-3mm, partial size is the third of 3-5mm
100 parts of electric pottery piece, the 4th electric 75 parts of the pottery piece that partial size is 5-8mm.
The bauxite fine powder includes following components by weight: 100 parts of second patent flour, 25 parts of second level fine powder.
The cement is Great Wall A700 cement；
The second fiber that the resurrection glass fibre includes the first fiber that length is 7-11mm and length is 3-6mm, it is described
The weight ratio of first fiber and second fiber is 1:1.5；
The length of the ceramic alumina fiber is 1-3mm；
The length of the silicon nitride fiber is 2-5mm；
The potato starch fineness is 400 mesh.
Embodiment two
High-strength Alkali resistant castable refractory comprising following components by weight:
320 parts of electric pottery piece, 120 parts of bauxite fine powder, 22 parts of silicon powder, 0.7 part of sodium tripolyphosphate, 27 parts of cement, potato starch 2
Part, 1 part of polyvinyl alcohol, 3 parts of resurrection glass fibre, 0.5 part of ceramic alumina fiber, 2 parts of silicon nitride fiber.
The electricity pottery piece is that discarded electric pottery piece is process comprising following components by weight:
The first electric 75 parts of pottery piece that partial size is 0-1mm, the second electric 75 parts of pottery piece that partial size is 1-3mm, partial size is the third of 3-5mm
100 parts of electric pottery piece, the 4th electric 75 parts of the pottery piece that partial size is 5-8mm.
The bauxite fine powder includes following components by weight: 100 parts of second patent flour, 25 parts of second level fine powder.
The cement is Great Wall A700 cement；
The second fiber that the resurrection glass fibre includes the first fiber that length is 7-11mm and length is 3-6mm, it is described
The weight ratio of first fiber and second fiber is 1:1.5；
The length of the ceramic alumina fiber is 1-3mm；
The length of the silicon nitride fiber is 2-5mm；
The potato starch fineness is 400 mesh
Embodiment three
High-strength Alkali resistant castable refractory comprising following components by weight:
325 parts of electric pottery piece, 25 parts of silicon powder, 0.75 part of sodium tripolyphosphate, 30 parts of cement, 3 parts of potato starch, is gathered by 125 parts of fine powder
2 parts of vinyl alcohol, 4 parts of resurrection glass fibre, 0.7 part of ceramic alumina fiber, 3 parts of silicon nitride fiber.
The electricity pottery piece is that discarded electric pottery piece is process comprising following components by weight:
The first electric 75 parts of pottery piece that partial size is 0-1mm, the second electric 75 parts of pottery piece that partial size is 1-3mm, partial size is the third of 3-5mm
100 parts of electric pottery piece, the 4th electric 75 parts of the pottery piece that partial size is 5-8mm.
The bauxite fine powder includes following components by weight: 100 parts of second patent flour, 25 parts of second level fine powder.
The cement is Great Wall A700 cement；
The second fiber that the resurrection glass fibre includes the first fiber that length is 7-11mm and length is 3-6mm, it is described
The weight ratio of first fiber and second fiber is 1:1.5；
The length of the ceramic alumina fiber is 1-3mm；
The length of the silicon nitride fiber is 2-5mm；
The potato starch fineness is 400 mesh.
Three embodiments of high-strength Alkali resistant castable refractory of the invention and existing high-strength Alkali resistant castable refractory are cast in respectively
The same location of the cement kiln of same specification, after carrying out production 1 year, the water of castable provided by the invention is used in observation discovery
It is not cracked inside stall, and existing castable has had already appeared 3-5 fine cracks, therefore may indicate that the present invention
The alkaline resistance properties of the high-strength Alkali resistant castable refractory provided is substantially better than existing castable.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details.
Claims (9)
1. high-strength Alkali resistant castable refractory, which is characterized in that including following components by weight:
Electric pottery piece 320-330 parts, 120-130 parts of bauxite fine powder, 22-28 parts of silicon powder, 0.7-1.3 parts of sodium tripolyphosphate, cement
27-33 parts.
2. high-strength Alkali resistant castable refractory as described in claim 1, which is characterized in that including following components by weight:
325 parts of electric pottery piece, 125 parts of fine powder, 25 parts of silicon powder, 0.75 part of sodium tripolyphosphate, 30 parts of cement.
3. high-strength Alkali resistant castable refractory as claimed in claim 1 or 2, which is characterized in that the electricity pottery piece is that discarded electric pottery piece adds
Work forms comprising following components by weight:
The first electric 75 parts of pottery piece that partial size is 0-1mm, the second electric 75 parts of pottery piece that partial size is 1-3mm, partial size is the third of 3-5mm
100 parts of electric pottery piece, the 4th electric 75 parts of the pottery piece that partial size is 5-8mm.
4. high-strength Alkali resistant castable refractory as claimed in claim 1 or 2, which is characterized in that the bauxite fine powder includes by weight
The following components of part meter:
100 parts of second patent flour, 25 parts of second level fine powder.
5. high-strength Alkali resistant castable refractory as claimed in claim 1 or 2, which is characterized in that the cement is Great Wall A700 cement.
6. high-strength Alkali resistant castable refractory as claimed in claim 1 or 2, which is characterized in that further include by weight with the following group
Point:
2-4 parts of potato starch, 1-3 parts of polyvinyl alcohol, 3-5 parts of resurrection glass fibre, 0.5-1 parts of ceramic alumina fiber,
2-4 parts of silicon nitride fiber.
7. high-strength Alkali resistant castable refractory as claimed in claim 6, which is characterized in that the resurrection glass fibre includes that length is
The first fiber and length of 7-11mm is the second fiber of 3-6mm, the weight part ratio of first fiber and second fiber
Example is 1:1.5.
8. high-strength Alkali resistant castable refractory as claimed in claim 6, which is characterized in that
The length of the ceramic alumina fiber is 1-3mm；
The length of the silicon nitride fiber is 2-5mm.
9. as claimed in claim 6 high-strength resistance to by castable, which is characterized in that the potato starch fineness is 400 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606376.1A CN109534742A (en) | 2018-12-27 | 2018-12-27 | High-strength Alkali resistant castable refractory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606376.1A CN109534742A (en) | 2018-12-27 | 2018-12-27 | High-strength Alkali resistant castable refractory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109534742A true CN109534742A (en) | 2019-03-29 |
Family
ID=65857964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811606376.1A Pending CN109534742A (en) | 2018-12-27 | 2018-12-27 | High-strength Alkali resistant castable refractory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109534742A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943604A (en) * | 2020-08-25 | 2020-11-17 | 中交路桥建设有限公司 | Prestressed duct grouting material |
| CN115925431A (en) * | 2022-12-26 | 2023-04-07 | 宜兴瑞泰耐火材料工程有限公司 | High-thermal-conductivity self-flow castable for water-cooled wall and preparation process thereof |
-
2018
- 2018-12-27 CN CN201811606376.1A patent/CN109534742A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943604A (en) * | 2020-08-25 | 2020-11-17 | 中交路桥建设有限公司 | Prestressed duct grouting material |
| CN115925431A (en) * | 2022-12-26 | 2023-04-07 | 宜兴瑞泰耐火材料工程有限公司 | High-thermal-conductivity self-flow castable for water-cooled wall and preparation process thereof |
| CN115925431B (en) * | 2022-12-26 | 2023-09-05 | 宜兴瑞泰耐火材料工程有限公司 | High-heat-conductivity self-flowing castable for water-cooled wall and preparation process thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190329 |