CN108191273A - A kind of preparation method of ferrous aluminate cement clinker - Google Patents
A kind of preparation method of ferrous aluminate cement clinker Download PDFInfo
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- CN108191273A CN108191273A CN201711440003.7A CN201711440003A CN108191273A CN 108191273 A CN108191273 A CN 108191273A CN 201711440003 A CN201711440003 A CN 201711440003A CN 108191273 A CN108191273 A CN 108191273A
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- CN
- China
- Prior art keywords
- parts
- aluminate cement
- additive
- cement clinker
- ferrous aluminate
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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
- C04B7/00—Hydraulic cements
- C04B7/32—Aluminous cements
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention relates to building material technical fields, and in particular to a kind of preparation method of ferrous aluminate cement clinker.Include the following steps：It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.The present invention brings suitable alkalinity by adding in sodium hydroxide, accelerates the early hydration speed of clinker, improves the early strength of cement, shortens demoulding time, and the durability of cement later strength and cement is also secure.By adding in iron oxide band ferric ion so that clinker burning temperature is relatively low, reduces the heat consumption during clinker burning.
Description
Technical field
The present invention relates to building material technical fields, and in particular to a kind of preparation method of ferrous aluminate cement clinker.
Background technology
Cement is powdery hydraulicity inorganic coagulation material.Add water stir after into slurry, can in air harden or in water
In preferably harden, and can the materials such as sand, stone are cemented together securely.
The mixture of early stage lime and volcanic ash and modern lime pozzolanic cement are much like, are made of its cementing rubble
Concrete, not only intensity is higher after hardening, and can also resist the erosion of fresh water or brackish water.For a long time, it is as one
The important cementitious material of kind, is widely used in the engineerings such as civil construction, water conservancy, national defence.
Ferrous aluminate cement clinker is the important materials for producing ferrous aluminate cement, and the performance of ferrous aluminate cement clinker is determined
The performance of ferrous aluminate cement is determined.The raising of cement early strength helps to shorten demoulding time, improves production efficiency.
Invention content
The mesh of the present invention is, for problems of the prior art, proposes a kind of system of ferrous aluminate cement clinker
Preparation Method improves the early strength of cement.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of preparation method of ferrous aluminate cement clinker, including such as step：
It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；
Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；
It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.
The lime stone, aluminium slag ash, red bauxite and additive parts by weight be：
Lime stone：50-60 parts；
Aluminium slag ash：20-30 parts；
Red bauxite：10-15 parts；
Gypsum：10-20 parts；
Iron ore powder：2-8 parts；
Additive：2-5 parts；
The additive is sodium hydroxide.
Further, the parts by weight of the lime stone, aluminium slag ash, red bauxite and additive are：
Lime stone：55 parts；
Aluminium slag ash：25 parts；
Red bauxite：12 parts；
Gypsum：15 parts；
Iron ore powder：5 parts；
Additive：4 parts；
The additive is sodium hydroxide.
Further, the additive further includes iron oxide.
Further, the weight ratio of the sodium hydroxide and iron oxide is 5：1.
The temperature of the calcining is 900-1400 DEG C.
The time of the calcining is 50-100min.
By adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The present invention brings suitable alkalinity by adding in sodium hydroxide, accelerates the early hydration speed of clinker, improves cement
Early strength, shorten demoulding time, the durability of cement later strength and cement is also secure.It is brought by adding in iron oxide
Ferric ion so that clinker burning temperature is relatively low, reduces the heat consumption during clinker burning.
Specific embodiment
The present invention is described in detail below.
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described, it is clear that described embodiment be part of the embodiment of the present invention rather than
Whole embodiments.
Therefore, the detailed description of the embodiment of the present invention presented below is not intended to limit claimed invention
Range, but it is merely representative of the selected embodiment of the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art exist
All other embodiments obtained under the premise of creative work are not made, shall fall within the protection scope of the present invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete condition
Concrete meaning in the present invention.
Embodiment 1
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement clinker,
The present embodiment includes：
A kind of preparation method of ferrous aluminate cement clinker, including such as step：
It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；
Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；
It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.
The lime stone, aluminium slag ash, red bauxite and additive parts by weight be：
Lime stone：50 parts；
Aluminium slag ash：30 parts；
Red bauxite：15 parts；
Gypsum：10 parts；
Iron ore powder：2 parts；
Additive：5 parts；
The additive is sodium hydroxide.
Further, the additive further includes iron oxide.
Further, the weight ratio of the sodium hydroxide and iron oxide is 5：1.
The temperature of the calcining is 1400 DEG C.
The time of the calcining is 100min.
Embodiment 2
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement clinker,
The present embodiment includes：
A kind of preparation method of ferrous aluminate cement clinker, including such as step：
It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；
Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；
It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.
Embodiment 3
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement clinker,
The present embodiment includes：
A kind of preparation method of ferrous aluminate cement clinker, including such as step：
It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；
Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；
It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.
Further, the parts by weight of the lime stone, aluminium slag ash, red bauxite and additive are：
Lime stone：55 parts；
Aluminium slag ash：25 parts；
Red bauxite：12 parts；
Gypsum：15 parts；
Iron ore powder：5 parts；
Additive：4 parts；
The additive is sodium hydroxide.
Further, the additive further includes iron oxide.
Further, the weight ratio of the sodium hydroxide and iron oxide is 5：1.
The temperature of the calcining is 1200 DEG C.
The time of the calcining is 80min.
Embodiment 4
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement clinker,
The present embodiment includes：
A kind of preparation method of ferrous aluminate cement clinker, including such as step：
It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；
Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；
It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.
The lime stone, aluminium slag ash, red bauxite and additive parts by weight be：
Lime stone：60 parts；
Aluminium slag ash：20 parts；
Red bauxite：10 parts；
Gypsum：20 parts；
Iron ore powder：8 parts；
Additive：2 parts；
The additive is sodium hydroxide.
Further, the additive further includes iron oxide.
Further, the weight ratio of the sodium hydroxide and iron oxide is 5：1.
The temperature of the calcining is 900 DEG C.
The time of the calcining is 50min.
Claims (7)
1. a kind of preparation method of ferrous aluminate cement clinker, which is characterized in that including such as step：
It is crushed Step 1: lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are added in crusher；
Step 2: by additive is added in broken mixture, it is then fed into grinder and grinds, raw material are made；
It calcines, cools down Step 3: raw material are put into rotary kiln, ferrous aluminate cement clinker is made.
2. the preparation method of ferrous aluminate cement clinker according to claim 1, which is characterized in that the lime stone, aluminium
Slag ash, red bauxite and additive parts by weight be：
Lime stone：50-60 parts；
Aluminium slag ash：20-30 parts；
Red bauxite：10-15 parts；
Gypsum：10-20 parts；
Iron ore powder：2-8 parts；
Additive：2-5 parts；
The additive is sodium hydroxide.
3. the preparation method of ferrous aluminate cement clinker according to claim 2, which is characterized in that the lime stone, aluminium
Slag ash, red bauxite and additive parts by weight be：
Lime stone：55 parts；
Aluminium slag ash：25 parts；
Red bauxite：12 parts；
Gypsum：15 parts；
Iron ore powder：5 parts；
Additive：4 parts；
The additive is sodium hydroxide.
4. the preparation method of the ferrous aluminate cement clinker according to Claims 2 or 3, it is characterised in that：The additive
Further include iron oxide.
5. the preparation method of ferrous aluminate cement clinker according to claim 4, it is characterised in that：The sodium hydroxide and
The weight ratio of iron oxide is 5：1.
6. the preparation method of ferrous aluminate cement clinker according to claim 1, it is characterised in that：The temperature of the calcining
It is 900-1400 DEG C.
7. the preparation method of ferrous aluminate cement clinker according to claim 1, it is characterised in that：The time of the calcining
For 50-100min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711440003.7A CN108191273A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of ferrous aluminate cement clinker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711440003.7A CN108191273A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of ferrous aluminate cement clinker |
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| CN108191273A true CN108191273A (en) | 2018-06-22 |
Family
ID=62584331
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| CN201711440003.7A Withdrawn CN108191273A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of ferrous aluminate cement clinker |
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| CN (1) | CN108191273A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108218A (en) * | 2020-09-04 | 2020-12-22 | 赵景柱 | Cement clinker and processing technology thereof |
| CN112479609A (en) * | 2020-12-22 | 2021-03-12 | 汝州市东江建筑工业科技有限公司 | All-solid-waste aluminum ferrite cement clinker for prefabricated parts and preparation method thereof |
| CN112745091A (en) * | 2020-12-22 | 2021-05-04 | 河北工程大学 | Underground engineering cement grouting material and preparation method thereof |
| CN113562992A (en) * | 2021-06-17 | 2021-10-29 | 登电集团水泥有限公司 | High-iron aluminate cement |
-
2017
- 2017-12-27 CN CN201711440003.7A patent/CN108191273A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108218A (en) * | 2020-09-04 | 2020-12-22 | 赵景柱 | Cement clinker and processing technology thereof |
| CN112108218B (en) * | 2020-09-04 | 2022-06-10 | 浙江双狮建材有限公司 | Method for processing cement clinker |
| CN112479609A (en) * | 2020-12-22 | 2021-03-12 | 汝州市东江建筑工业科技有限公司 | All-solid-waste aluminum ferrite cement clinker for prefabricated parts and preparation method thereof |
| CN112745091A (en) * | 2020-12-22 | 2021-05-04 | 河北工程大学 | Underground engineering cement grouting material and preparation method thereof |
| CN113562992A (en) * | 2021-06-17 | 2021-10-29 | 登电集团水泥有限公司 | High-iron aluminate cement |
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Application publication date: 20180622 |