CN108147685A - A kind of preparation method of ferrous aluminate cement - Google Patents
A kind of preparation method of ferrous aluminate cement Download PDFInfo
- Publication number
- CN108147685A CN108147685A CN201711440001.8A CN201711440001A CN108147685A CN 108147685 A CN108147685 A CN 108147685A CN 201711440001 A CN201711440001 A CN 201711440001A CN 108147685 A CN108147685 A CN 108147685A
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- CN
- China
- Prior art keywords
- parts
- aluminate cement
- ferrous aluminate
- clinker
- preparation
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
Abstract
The present invention relates to building material technical fields, and in particular to a kind of preparation method of ferrous aluminate cement.Include the following steps：Lime stone, aluminium slag ash, gypsum, iron ore powder and red bauxite are crushed；Additive is added in, then grinds, raw material is made；Raw material are calcined, are cooled down, clinker is made.Ferrous aluminate cement clinker, ferrophosphorus slag with nano zircite are mixed, coagulant and water-reducing agent is added in, is put into grinder and grinds, ferrous aluminate cement is made.The present invention improves the intensity of the early strength of cement, particularly three hour or four hours by adding in coagulant and water-reducing agent.Shorten the demoulding time of cement, improve architecture production efficiency.In clinker suitable alkalinity is brought by adding in sodium hydroxide, accelerate the early hydration speed of clinker, further improve the early strength of cement, ferric ion is brought by adding in iron oxide in clinker, so that clinker burning temperature is relatively low, the heat consumption during clinker burning is reduced.
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.
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 is a kind of important construction material, the early strength of cement it is higher, more contribute to shorten de-
The mould time improves production efficiency.
Invention content
The mesh of the present invention is, for problems of the prior art, proposes a kind of preparation side of ferrous aluminate cement
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, includes 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；
Step 4: ferrous aluminate cement clinker, ferrophosphorus slag are mixed with nano zircite, coagulant and water-reducing agent are added in, is put into
It is ground in grinder, ferrous aluminate cement is made.
The ferrous aluminate cement includes the ingredient of following parts by weight：
Ferrous aluminate cement clinker：85-95 parts；
Nano zircite：4-8 parts；
Ferrophosphorus slag：6-15 parts；
Coagulant：1-2 parts；
Water-reducing agent：2-3 parts.
The ferrous aluminate cement clinker includes the ingredient of following parts by weight：
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 ferrous aluminate cement clinker includes the ingredient of following parts by weight：
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 improves the strong of the early strength of cement, particularly three hour or four hours by adding in coagulant and water-reducing agent
Degree shortens the demoulding time of cement, improves architecture production efficiency.In clinker by add in sodium hydroxide bring into it is suitable
Alkalinity accelerates the early hydration speed of clinker, the early strength of cement is further improved, by being added in clinker
Iron oxide brings ferric ion into 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, this realities
Example is applied to include：
A kind of preparation method of ferrous aluminate cement, includes 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；
Step 4: ferrous aluminate cement clinker, ferrophosphorus slag are mixed with nano zircite, coagulant and water-reducing agent are added in, is put into
It is ground in grinder, ferrous aluminate cement is made.
The ferrous aluminate cement includes the ingredient of following parts by weight：
Ferrous aluminate cement clinker：85 parts；
Nano zircite：4 parts；
Ferrophosphorus slag：6 parts；
Coagulant：1 part；
Water-reducing agent：2 parts.
The ferrous aluminate cement clinker includes the ingredient of following parts by weight：
Lime stone：50 parts；
Aluminium slag ash：20 parts；
Red bauxite：10 parts；
Gypsum：10 parts；
Iron ore powder：2 parts；
Additive：2 parts；
The additive is sodium hydroxide.
The additive further includes iron oxide.
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.
Embodiment 2
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement, this realities
Example is applied to include：
A kind of preparation method of ferrous aluminate cement, includes 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；
Step 4: ferrous aluminate cement clinker, ferrophosphorus slag are mixed with nano zircite, coagulant and water-reducing agent are added in, is put into
It is ground in grinder, ferrous aluminate cement is made.
The ferrous aluminate cement includes the ingredient of following parts by weight：
Ferrous aluminate cement clinker：90 parts；
Nano zircite：6 parts；
Ferrophosphorus slag：11 parts；
Coagulant：1 part；
Water-reducing agent：2 parts.
The ferrous aluminate cement clinker includes the ingredient of following parts by weight：
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.
The additive further includes iron oxide.
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 3
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement, this realities
Example is applied to include：
A kind of preparation method of ferrous aluminate cement, includes 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；
Step 4: ferrous aluminate cement clinker, ferrophosphorus slag are mixed with nano zircite, coagulant and water-reducing agent are added in, is put into
It is ground in grinder, ferrous aluminate cement is made.
The ferrous aluminate cement includes the ingredient of following parts by weight：
Ferrous aluminate cement clinker：95 parts；
Nano zircite：8 parts；
Ferrophosphorus slag：15 parts；
Coagulant：2 parts；
Water-reducing agent：3 parts.
The ferrous aluminate cement clinker includes the ingredient of following parts by weight：
Lime stone：60 parts；
Aluminium slag ash：30 parts；
Red bauxite：15 parts；
Gypsum：20 parts；
Iron ore powder：8 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 4
As a kind of preferred embodiment of the present invention, present embodiment discloses a kind of preparation method of ferrous aluminate cement, this realities
Example is applied to include：
A kind of preparation method of ferrous aluminate cement, includes 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；
Step 4: ferrous aluminate cement clinker, ferrophosphorus slag are mixed with nano zircite, coagulant and water-reducing agent are added in, is put into
It is ground in grinder, ferrous aluminate cement is made.
Claims (8)
1. a kind of preparation method of ferrous aluminate cement, which is characterized in that 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；
Step 4: ferrous aluminate cement clinker, ferrophosphorus slag are mixed with nano zircite, coagulant and water-reducing agent are added in, is put into
It is ground in grinder, ferrous aluminate cement is made.
2. the preparation method of ferrous aluminate cement according to claim 1, which is characterized in that the ferrous aluminate cement packet
Include the ingredient of following parts by weight：
Ferrous aluminate cement clinker：85-95 parts；
Nano zircite：4-8 parts；
Ferrophosphorus slag：6-15 parts；
Coagulant：1-2 parts；
Water-reducing agent：2-3 parts.
3. the preparation method of ferrous aluminate cement according to claim 2, which is characterized in that the ferrous aluminate cement is ripe
Material includes the ingredient of following parts by weight：
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.
4. the preparation method of ferrous aluminate cement according to claim 2, which is characterized in that the ferrous aluminate cement is ripe
Material includes the ingredient of following parts by weight：
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.
5. the preparation method of ferrous aluminate cement according to claim 3 or 4, it is characterised in that：The additive also wraps
Include iron oxide.
6. the preparation method of ferrous aluminate cement according to claim 5, it is characterised in that：The sodium hydroxide and oxidation
The weight ratio of iron is 5：1.
7. the preparation method of ferrous aluminate cement according to claim 1, it is characterised in that：The temperature of the calcining is
900-1400℃。
8. the preparation method of ferrous aluminate cement according to claim 1, it is characterised in that：The time of the calcining is
50-100min。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711440001.8A CN108147685A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of ferrous aluminate cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711440001.8A CN108147685A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of ferrous aluminate cement |
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| Publication Number | Publication Date |
|---|---|
| CN108147685A true CN108147685A (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711440001.8A Withdrawn CN108147685A (en) | 2017-12-27 | 2017-12-27 | A kind of preparation method of ferrous aluminate cement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115947579A (en) * | 2022-12-27 | 2023-04-11 | 哈尔滨工业大学 | Preparation method of underwater micro-nano cementing material |
-
2017
- 2017-12-27 CN CN201711440001.8A patent/CN108147685A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115947579A (en) * | 2022-12-27 | 2023-04-11 | 哈尔滨工业大学 | Preparation method of underwater micro-nano cementing material |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180612 |