CN109608075A - High-titanium blast furnace slag composite blend micro mist and preparation method thereof - Google Patents
High-titanium blast furnace slag composite blend micro mist and preparation method thereof Download PDFInfo
- Publication number
- CN109608075A CN109608075A CN201811582851.6A CN201811582851A CN109608075A CN 109608075 A CN109608075 A CN 109608075A CN 201811582851 A CN201811582851 A CN 201811582851A CN 109608075 A CN109608075 A CN 109608075A
- Authority
- CN
- China
- Prior art keywords
- blast furnace
- furnace slag
- titanium blast
- composite blend
- micro mist
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/026—Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- 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)
- Furnace Details (AREA)
Abstract
The invention belongs to building material technical fields, and in particular to a kind of high-titanium blast furnace slag composite blend micro mist and preparation method thereof.It is poor for existing high-titanium blast furnace slag activity, bleeding performance, it can not directly utilize in the problems in building concrete, the present invention provides a kind of high-titanium blast furnace slag composite blend micro mists, it include: by weight percentage, high-titanium blast furnace slag 40~55%, converter slag 35%~50%, lime stone 10%~30%；After above-mentioned raw materials are weighed according to the ratio, it is milled to certain particle size, mixing.Composite blend micro mist of the invention has preferably activity and water-retaining property, can satisfy JB/T486-2015 and requires to be used in building concrete and plays the role of admixture.In addition, the present invention gives the preparation method of above-mentioned composite blend micro mist, after mixing in proportion, it is milled to corresponding granularity.Preparation method of the present invention is simple, has excellent performance, and is suitable for promoting the use of.
Description
Technical field
The invention belongs to building material technical fields, and in particular to a kind of high-titanium blast furnace slag composite blend micro mist and its
Preparation method.
Background technique
High-titanium blast furnace slag is a kind of metallurgical slag that vanadium titano-magnetite generates in smelting process, wherein a large amount of titanium dioxide
Titanium is combined to perovskite with calcium oxide at high temperature, and due to its calcium titanium stable structure, and its apparent density is big, if ground
Micro mist directly applies to phenomena such as there are poor activity, bleeding, isolations in concrete, the workability of concrete is influenced, so that applying
Workability in work performance is not able to satisfy construction requirement.
Summary of the invention
The technical problem to be solved in the present invention are as follows: existing high-titanium blast furnace slag activity, bleeding performance are poor, can not be directly sharp
Used in the problems in building concrete.
The technical solution of present invention solution above-mentioned technical problem are as follows: it is micro- to provide a kind of high-titanium blast furnace slag composite blend
Powder.It includes: high-titanium blast furnace slag 40~55% by weight percentage that it, which is formed, converter slag 35~50%, and lime stone 10~
30%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the high-titanium blast furnace slag is calcium oxide content
20~30%, content of titanium dioxide 19~23%, silica content 17~20%, the blast furnace slag of alumina content 9~16%.
Further, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the granularity of the high-titanium blast furnace slag≤
5mm, moisture≤1%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the converter slag be calcium oxide content 38~
45%, silica content 12~16%, content of magnesia 5~12%, the converter slag of all iron content≤20%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the converter slag granularity≤50mm, water content
≤ 1%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the lime stone is calcium carbonate content >=75%
Lime stone.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the limestone granularity≤50mm, water content≤
1%.
The present invention also provides a kind of preparation methods of above-mentioned high-titanium blast furnace slag composite blend micro mist, including following step
It is rapid:
High-titanium blast furnace slag, converter slag and lime stone are mixed according to certain mass ratio, are milled on 45 μm of sieves
Object≤20%, mixing.
Further, in the preparation method of above-mentioned high-titanium blast furnace slag composite blend micro mist, described is ground using ball
Grinding machine or vertical mill.
The high-titanium blast furnace slag composite blend micro mist that this method is prepared directly presses II grade of composite blend of plain edition
Standard supplying concrete in, be used for construction.
The invention has the benefit that
The present invention provides a kind of high-titanium blast furnace slag composite blend micro mists, by high-titanium blast furnace slag, converter slag, stone
Lime stone mixes in specific proportions, and high-titanium blast furnace slag plays filling effect, and converter slag can improve activity index, and lime stone changes
Kind water-retaining property, prevents excreting water phenomenon, and composite blend micro mist of the invention is finally made to have preferably activity and water-retaining property, energy
Enough meet JB/T486-2015 to require to play the role of admixture in building concrete.In addition, the present invention gives
The preparation method of composite blend micro mist is stated, after mixing in proportion, is milled to corresponding granularity.Preparation method letter of the present invention
It is single, it has excellent performance, is suitable for promoting the use of.
Specific embodiment
The present invention provides a kind of high-titanium blast furnace slag composite blend micro mist, composition include: by weight percentage,
High-titanium blast furnace slag 40~55%, converter slag 35~50%, lime stone 10~30%.
Present invention selection carries out high-titanium blast furnace slag, converter slag, lime stone to prepare composite blend micro mist, main
If being determined through overtesting, after above-mentioned three kinds of raw materials are mixed according to a certain ratio, it can complement each other, play better water conservation
Effect.High-titanium blast furnace slag primarily serves filling effect, and high-titanium blast furnace slag adding too much will cause concrete disintegration, secrete
Water influences normal construction；High-titanium blast furnace slag additive amount is too low, uneconomical, cannot utilize high-titanium blast furnace slag to greatest extent.Turn
Furnace steel slag primarily serves the effect for improving activity index, and lime stone can improve water-retaining property, prevent excreting water phenomenon.Pass through above-mentioned three
The reasonable cooperation of kind raw material just finally makes composite blend micro mist of the invention have preferably activity and water retention property.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, in order to which filling effect is more preferable, the high titania type is high
Clinker is calcium oxide content 20~30%, content of titanium dioxide 19~23%, silica content 17~20%, alumina content 9
~16% blast furnace slag.
Further, in above-mentioned high-titanium blast furnace slag composite blend micro mist, in order to which filling effect is more preferable, the high titanium
Granularity≤5mm of type blast furnace slag, moisture≤1%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, in order to preferably improve activity, the converter steel
Slag be calcium oxide content 38~45%, silica content 12~16%, content of magnesia 5~12%, all iron content≤20%
Converter slag.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the converter slag granularity≤50mm, water content
≤ 1%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, excreting water phenomenon is generated in order to prevent, the lime
Stone is the lime stone of calcium carbonate content >=75%.
Wherein, in above-mentioned high-titanium blast furnace slag composite blend micro mist, the limestone granularity≤50mm, water content≤
1%.
The present invention also provides a kind of preparation methods of above-mentioned high-titanium blast furnace slag composite blend micro mist, including following step
It is rapid:
High-titanium blast furnace slag, converter slag and lime stone are mixed according to certain mass ratio, are milled on 45 μm of sieves
Object≤20%, mixing.
Further, in the preparation method of above-mentioned high-titanium blast furnace slag composite blend micro mist, described is ground using ball
Grinding machine or vertical mill.
Explanation will be further explained to a specific embodiment of the invention by embodiment below, but do not indicated this
The protection scope of invention is limited in range described in embodiment.
The composition of high-titanium blast furnace slag used in embodiment and comparative example are as follows: calcium oxide content 25.4%, titanium dioxide
Content 21.6%, silica content 19.2%, alumina content 12.5%；Granularity≤5mm, moisture 0.85%；
Converter slag group becomes calcium oxide content 42.5%, silica content 15.6%, content of magnesia 7.5%, Quan Tie
Content 18.2%；Granularity≤50mm, water content 0.68%；
Lime stone group becomes calcium carbonate content 79.5%.Granularity≤50mm, water content 0.75%.
Embodiment 1 prepares high-titanium blast furnace slag composite blend micro mist of the present invention
Specific steps are as follows:
High-titanium blast furnace slag 4kg, converter slag 5kg and lime stone 1kg are weighed, ball mill is added, is milled to fineness and is less than
20% (45 μm tail over, mass fraction) mixes.
The high-titanium blast furnace slag composite blend micro mist that embodiment 1 is obtained carries out performance detection, and detection method is referring to JB/
As a result T486-2015 meets the requirement of JB/T486-2015.
Concrete optimum is carried out using the high-titanium blast furnace slag composite blend that example 1 obtains, workability meets construction
Performance requirement.
Embodiment 2 prepares high-titanium blast furnace slag composite blend micro mist of the present invention
Specific steps are as follows:
High-titanium blast furnace slag 4.5kg, converter slag 4kg and lime stone 1.5kg are weighed, ball mill is added, is milled to fineness
Less than 20% (45 μm tail over, mass fraction), mix.
The high-titanium blast furnace slag composite blend micro mist that embodiment 2 is obtained carries out performance detection, and detection method is referring to JB/
As a result T486-2015 meets the requirement of JB/T486-2015.
Concrete optimum is carried out using the high-titanium blast furnace slag composite blend that embodiment 2 obtains, workability satisfaction is applied
Work performance requirement.
Embodiment 3 prepares high-titanium blast furnace slag composite blend micro mist of the present invention
Specific steps are as follows:
High-titanium blast furnace slag 5kg, converter slag 3kg and lime stone 2kg are weighed, ball mill is added, is milled to fineness and is less than
20% (45 μm tail over, mass fraction) mixes.
The high-titanium blast furnace slag composite blend micro mist that embodiment 3 is obtained carries out performance detection, and detection method is referring to JB/
As a result T486-2015 meets the requirement of JB/T486-2015.
Concrete optimum is carried out using the high-titanium blast furnace slag composite blend that embodiment 3 obtains, workability satisfaction is applied
Work performance requirement.
Comparative example 4 does not use the method for the present invention to prepare high-titanium blast furnace slag composite blend micro mist
Specific steps are as follows:
High-titanium blast furnace slag 6kg, converter slag 3kg and lime stone 1kg are weighed, ball mill is added, is milled to fineness and is less than
20% (45 μm tail over, mass fraction) mixes.
The high-titanium blast furnace slag micro mist progress performance detection that comparative example 4 is obtained, detection method reference JB/T486-2015,
Its 28d activity index only has 62%, cannot meet the requirements.
Concrete optimum is carried out using the high-titanium blast furnace slag composite blend that comparative example 4 obtains, there are excreting water phenomenons, no
It is able to satisfy concrete construction performance requirement.
Comparative example 5 does not use the method for the present invention to prepare high-titanium blast furnace slag composite blend micro mist
Specific steps are as follows:
High-titanium blast furnace slag 3kg, converter slag 3kg and lime stone 4kg are weighed, ball mill is added, is milled to fineness and is less than
20% (45 μm tail over, mass fraction) mixes.
The high-titanium blast furnace slag micro mist progress performance detection that comparative example 5 is obtained, detection method reference JB/T486-2015,
Its 28d activity index only has 60%, it cannot meet the requirements.
Concrete optimum is carried out using the high-titanium blast furnace slag composite blend that comparative example 5 obtains, there are segregation phenomenons, no
It is able to satisfy concrete construction performance requirement.
It can be seen that the present invention, which carries out compounding by using high-titanium blast furnace slag, converter slag and lime stone, prepares high titanium
Type blast furnace slag composite blend, then being matched by reasonably adjustment three is high-titanium blast furnace slag 40~55%, converter slag 35
~50%, lime stone 10~30% improves the activity of composite blend micro mist and water retention property, can satisfy JB/
The requirement of T486-2015.When above-mentioned raw materials are matched not within the scope of the present invention, it is not able to satisfy the requirement of JB/T486-2015.This
Invention takes full advantage of high-titanium blast furnace slag, reduces costs, and is suitable for promoting the use of.
Claims (9)
1. high-titanium blast furnace slag composite blend micro mist, which is characterized in that composition includes: that by weight percentage, high titania type is high
Clinker 40~55%, converter slag 35~50%, lime stone 10~30%.
2. high-titanium blast furnace slag composite blend micro mist according to claim 1, it is characterised in that: the high titania type is high
Clinker is calcium oxide content 20~30%, content of titanium dioxide 19~23%, silica content 17~20%, alumina content 9
~16% blast furnace slag.
3. high-titanium blast furnace slag composite blend micro mist according to claim 1, it is characterised in that: the high titania type is high
Granularity≤5mm of clinker, moisture≤1%.
4. high-titanium blast furnace slag composite blend micro mist according to claim 1, it is characterised in that: the converter slag
For calcium oxide content 38~45%, silica content 12~16%, content of magnesia 5~12%, turn of all iron content≤20%
Furnace steel slag.
5. high-titanium blast furnace slag composite blend micro mist according to claim 1, it is characterised in that: the converter slag
Granularity≤50mm, water content≤1%.
6. high-titanium blast furnace slag composite blend micro mist according to claim 1, it is characterised in that: the lime stone is
The lime stone of calcium carbonate content >=75%.
7. high-titanium blast furnace slag composite blend micro mist according to claim 1, it is characterised in that: the limestone particle
Degree≤50mm, water content≤1%.
8. the preparation method of the described in any item high-titanium blast furnace slag composite blend micro mists of claim 1-7, which is characterized in that
The following steps are included:
High-titanium blast furnace slag, converter slag and lime stone are mixed according to certain mass ratio, be milled to 45 μm of oversizes≤
20%, mixing.
9. the preparation method of high-titanium blast furnace slag composite blend micro mist according to claim 8.It is characterized by: described
Grind using ball mill or vertical mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582851.6A CN109608075B (en) | 2018-12-24 | 2018-12-24 | High-titanium blast furnace slag composite admixture micro powder and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582851.6A CN109608075B (en) | 2018-12-24 | 2018-12-24 | High-titanium blast furnace slag composite admixture micro powder and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109608075A true CN109608075A (en) | 2019-04-12 |
| CN109608075B CN109608075B (en) | 2021-10-29 |
Family
ID=66011715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811582851.6A Active CN109608075B (en) | 2018-12-24 | 2018-12-24 | High-titanium blast furnace slag composite admixture micro powder and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109608075B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1500758A (en) * | 2002-11-15 | 2004-06-02 | 攀枝花环业冶金渣开发有限责任公司 | Blast furnace titanium slag compounded micro powder used in cement, concrete and mortar |
| WO2014175294A1 (en) * | 2013-04-24 | 2014-10-30 | 株式会社トクヤマ | Improved-fluidity cement clinker |
| CN104446201A (en) * | 2014-11-25 | 2015-03-25 | 攀枝花环业冶金渣开发有限责任公司 | Foam concrete and preparation method thereof |
-
2018
- 2018-12-24 CN CN201811582851.6A patent/CN109608075B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1500758A (en) * | 2002-11-15 | 2004-06-02 | 攀枝花环业冶金渣开发有限责任公司 | Blast furnace titanium slag compounded micro powder used in cement, concrete and mortar |
| WO2014175294A1 (en) * | 2013-04-24 | 2014-10-30 | 株式会社トクヤマ | Improved-fluidity cement clinker |
| CN104446201A (en) * | 2014-11-25 | 2015-03-25 | 攀枝花环业冶金渣开发有限责任公司 | Foam concrete and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 崔红军: ""钢渣粉和石灰石粉制备混凝土复合掺合料的研究"", 《水泥生产》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109608075B (en) | 2021-10-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101786811B (en) | Method for preparing multicomponent powder binding material | |
| CN107056112B (en) | A kind of high-activity mineral blending material and preparation method thereof | |
| CN103030311B (en) | A kind of high additive blast-furnace cement and preparation method thereof | |
| CN107540253B (en) | A kind of Tungsten tailing common portland cement and preparation method thereof | |
| CN106396453B (en) | A kind of modified granite powder as additive and preparation method thereof | |
| CN101182138A (en) | Steel slag property optimized handling method | |
| CN100357208C (en) | Steel slag modification and steel slag cement | |
| CN115477490B (en) | Solid waste-based high-performance composite admixture and preparation method thereof | |
| CN106927701A (en) | A kind of special composite gelled material of maritime concrete and its production method and purposes | |
| CN113121131B (en) | Cement clinker produced by using low-grade marble limestone and preparation method thereof | |
| CN107473613B (en) | A kind of cement and preparation method thereof using industrial solid-state castoff production | |
| CN109250980A (en) | A kind of steel slag concrete and preparation method thereof | |
| CN104743952A (en) | Activated grinding aid for high titanium slag powder grinding and preparation method thereof | |
| CN106587690A (en) | Preparation method of high-performance concrete mineral admixture | |
| CN108059430A (en) | A kind of steam pressure foam concrete production technology based on carbon dioxide discharge-reduction | |
| CN109354425B (en) | Composite mineralizer suitable for calcining white sulphoaluminate cement clinker and preparation method thereof | |
| CN104016599A (en) | Adjusting material for carrying out high temperature activation treatment on electric furnace white slag, and application thereof | |
| CN102531427A (en) | Steel slag cement for road and preparation method thereof | |
| CN102838303A (en) | Method for preparing cement by nickel-chromium residue | |
| CN110818300A (en) | Manganese slag super-sulfate cement and preparation method thereof | |
| CN109608075A (en) | High-titanium blast furnace slag composite blend micro mist and preparation method thereof | |
| CN1068858C (en) | High-strength steel slag and slag cement | |
| CN115572084A (en) | Multi-steel slag synergetic full-solid waste cementing material and preparation method thereof | |
| CN108585575A (en) | Cement retarder and its preparation method and application | |
| CN115180844A (en) | Activated superfine fly ash doped cement and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |