CN102659327A - High-activity composite micro powder and production method and application thereof - Google Patents
High-activity composite micro powder and production method and application thereof Download PDFInfo
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- CN102659327A CN102659327A CN2012101554424A CN201210155442A CN102659327A CN 102659327 A CN102659327 A CN 102659327A CN 2012101554424 A CN2012101554424 A CN 2012101554424A CN 201210155442 A CN201210155442 A CN 201210155442A CN 102659327 A CN102659327 A CN 102659327A
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- slag
- composite micro
- powder
- high reactivity
- micro powder
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Abstract
The invention discloses high-activity composite micro powder and a production method and application thereof, belongs to the technical fields of environment-friendly utilization of three-waste materials and building materials, and relates to high-activity composite micro powder produced by using phosphorus slag, manganese slag, aluminum slag and steel slag as main raw materials. The composite micro powder is characterized by comprising the following components in percentage by weight: 35 to 60 percent of phosphorus slag, 10 to 30 percent of manganese slag, 10 to 25 percent of aluminum slag and 5 to 10 percent of steel slag. The raw materials are vertically milled and crushed till the specific surface area of the micro powder is 420 to 470 m<2>/kg. The industrial waste slag and the aluminum slag from which cryolite and carbon powder are reclaimed by the inventor are used as the raw materials, and all the raw materials are the waste slag, so the composite micro powder is low in cost, easy to produce and beneficial to industrialized production, popularization and application. When concrete is prepared, the composite micro powder can equivalently replace 40 to 70 percent of cement. The composite micro powder can be used in multiple other purposes.
Description
Technical field
A kind of high reactivity composite micro-powder of the present invention and working method thereof; Belonging to environmental protection three wastes material use and building material technical field, particularly is to produce a kind of high reactivity composite micro-powder and working method and purposes
with phosphorus slag, manganese slag and aluminium slag and slag.
?
Background technology: a large amount of waste residues of yellow phosphorus factory, smelting iron and steel factory and aluminum oxide, electrolytic aluminum industry are stored up appropriation of land, and soil poisoning, water body and atmosphere have a strong impact on ecotope, cause obviously or the potential financial loss and the wasting of resources.If residue resource is carried out secondary development, waste residue carry out compoundization, realize having complementary advantages, be one of main path that improves the waste residue utilization rate.Nowadays, the preparation of strong concrete must add the HS powder of sufficient amount.Existing silicon ash equivalent substitution part cement preparation high-strength concrete obtained good effect, but because the silicon of China ash natural resources shortage causes its price very expensive.With specific surface area is 450m
2/ kg～600m
2The compound phosphorous slag micropowder equivalent substitution cement of/kg also can significantly improve concrete each item performance.Specific surface area is at 450m
2The above composite micro-powder equivalent substitution part cement of/kg is done the domestic existing research of concrete admixture, aspect high-performance concrete, though its performance index research is fairly perfect.The patent No. is 200410040828 patent documentation, discloses " a kind of concrete mineral admixture--phosphorous slag micropowder and working method thereof "; The patent No. is 971079773 patent documentation, discloses a kind of " ME of high-quality concrete slag composite blended material "; The patent No. is 96116632.0, discloses a kind of " being used for composite blend of high-performance concrete and preparation method thereof "; The patent No. is 99112172.4, discloses " a kind of composite additive for concrete "; The patent No. is 02113779.X, discloses " a kind of high-effective concrete compound additive and working method thereof ".
But do not caught up with rhythm from recent industrial production angle, because waste residues such as phosphorus slag, slag are by a large amount of uses, not only supply is not enough, and price floats layer by layer.The present invention utilizes specific surface area 420m
2/ kg-470m
2/ kg micro mist is from having created a kind of high reactivity composite micro-powder, and specific surface area requires to reduce, and therefore production energy consumption reduces, and the vertical grinder ball mill unit-hour output of comparing is higher, and is different with prior art aspect formulation ratio and working method.
In addition, because of existing yellow phosphorus factory, silicomanganese factory technical reason, go out in the factory waste residue that phosphorus content is too high to have surpassed GB GB/T 26751 requirements, manganese content is too high, and is influential to the activity of cement, so the employing array mode overcomes the above problems.
Summary of the invention:For overcoming the problem of high performance concrete admixture inadequate resource in the prior art, the invention provides and a kind ofly utilize phosphorus slag, manganese slag, be main a kind of high reactivity composite micro-powder of producing, use as concrete admixture.With phosphorus slag, manganese slag, the aluminium slag of factory discharging, slag or red mud or carbide slag adopt that the method for Vertical Mill is levigate to specific surface area to be: 420m
2/ kg-470m
2/ kg; The contriver finds in allocation process, in phosphorous slag micropowder, adds manganese slag micro mist, slag or red mud or carbide slag as mixing under the exciting agent effect, can bring into play its advantage separately; The synergetic effect of the advantage that plays makes a kind of high reactivity composite micro-powder.
The technical solution adopted for the present invention to solve the technical problems is: a kind of high reactivity composite micro-powder and working method thereof; Its substantive distinguishing features is that the moity of this composite micro-powder and weight percent are: phosphorus slag 35-60%; Manganese slag 10-30%; Aluminium slag 10-25%, slag 5-10% or red mud 5-10% or carbide slag 5-10%, the cement of ability equivalent substitution 40-70%.
Slag can be used the red mud or the replacing carbide slag of equivalent.
Slag or red mud or carbide slag are activity excitant.
The manganese slag is for producing the waste residue that discharges behind high silicon silicomanganese of trade mark 58-28 and the 64-20 manganese alloy smelting.
Described aluminium slag is that waste slag of electrolytic aluminium is through reclaiming the waste residue that stays behind sodium aluminum fluoride and the carbon dust.
Its specific surface area of micro mist is 420m
2/ kg-470m
2/ kg.
A kind of working method of high reactivity composite micro-powder is characterized in that taking by weighing in proportion phosphorus slag, manganese slag, aluminium slag and slag, adopt Vertical Mill levigate to specific surface area be micro mist 420m
2/ kg-470m
2/ kg, slag can be with red mud or replacing carbide slag.
A kind of purposes of high reactivity composite micro-powder is characterized in that: as the additive of cement, artificial stone-like material's raw material, the raw material of building material building block, low temperature inorganic adhesive stopping composition, raw material for refractory.
Compared with prior art, the present invention has the following advantages:
The present invention adopts the levigate waste residue of Vertical Mill; Make its phosphorus slag, manganese slag, aluminium slag; Slag or red mud or generation regularization of carbide slag internal crystal structure and heterogeneous crystal conversion, powder stack tight can fully be filled up the slit between spherical cement granules; And then mix, make mix surface to increase;
The yellow phosphorus factory waste residue phosphorus content of coming out of the stove is too high, directly is used for concrete and exceeds GB GB/T 26751 requirements, and the present invention adopts the content in its composition of array mode control.
Silicomanganese factory smelts the waste residue manganese too high levels of coming out of the stove, and the activity that influences cement is greatly increased, and the present invention adopts the content in its composition of array mode control.
The aluminium slag is after being processed, and staple is: SiO
297%-98%, Fe
2O
3And other 3%-2%, similar with the silicon ash.
Slag or red mud or carbide slag are that the waste residue of technology maturation uses the field, and applying unit is many, and the waste residue amount is inadequate, and the present invention as a small amount of exciting agent use, not only can obviously improve concrete morning by force but also can avoid the insufficient contradiction of supply with it.
Main effect be can improve cement, concrete morning is strong and improve that concrete is prone to and property, minimizing hydration heat, effectively improve compactness, impermeability, anti-erosion and the weather resistance of cement concrete;
A kind of high reactivity composite micro-powder of the present invention good stability, added value increases substantially behind equivalent substitution part cement.
Embodiment:
Embodiment 1
By proportioning with 50 tons of phosphorus slags, 30 tons of manganese slags, 10 tons of aluminium slags, 10 tons of red muds amount to 100 tons, adopt Vertical Mill levigate to specific surface area be 420m
2/ kg-470m
2The micro mist of/kg.
According to the ratio of prescription, calculate the water cut of each waste residue, the numerical value that blanking is claimed is set;
Funnel and blanking bin weighing belt are delivered to phosphorus slag, manganese slag, aluminium slag, red mud on same the belt conveyor respectively under adopting;
The spiral reamer handling machinery is sent the material on the belt conveyor into vertical grinder, behind grinding, gets high reactivity composite micro-powder product; This high reactivity composite micro-powder promptly can be used as the admixture of high-performance cement.
A kind of high reactivity composite micro-powder of the present invention uses embodiment in cement: prepare a kind of high-performance cement that contains composite micro-powder of the present invention; Composite micro-powder is according to 50% ratio equivalent substitution cement, its component form and proportioning following: granulated blast-furnace slag silicate cement (China Building Material Scientific Research General Institute production): a kind of high reactivity composite micro-powder=50:50 of the present invention.
Product of the present invention detects through testing laboratory of our company
Activity index >=95% (intensity rate).
Prepared according to the above ratio cement, its actual strength has reached the high performance concrete design requirements, and not only weather resistance is good, and favorable working performance also has high compact and high impermeabilisation ability, promptly can be used for river bridge or maritime works's goods.
When preparation contained composite micro-powder of the present invention and does the high-performance cement of admixture, its component requires should be consistent with design of common concrete proportioning, and composite micro-powder of the present invention is pressed 50% equivalent substitution cement, can reach the requirement of engineering design.
Embodiment 2
Take the micro mist that 1400g instance 1 is processed by 65%, take magnesium chloride 400g by 20%, take tap water 298g by 14.9%, take sequestrant 2g by 0.1%.
The said ratio raw material is put into planetary stirrer, behind the stirring and evenly mixing, put into forming mould through the concussion moulding, curing and demolding under 20 degree constant temperatures was dried 8 days under 25 degree conditions again, got final product behind the sanding and polishing.This high reactivity composite micro-powder promptly can be used as artificial stone-like material's main raw material.
Embodiment 3
Calculate by weight, take the micro mist that instance 1 is processed by 75%, take any cement clinker by 17%, take the plaster of paris by 4%, plastic foam particle 3% is taken the alkali-proof glass silk by 1%.
The said ratio raw material is put into planetary stirrer, behind the stirring and evenly mixing, put into forming mould through the concussion moulding, curing and demolding gets final product under 20 degree constant temperatures.This high reactivity composite micro-powder promptly can be used as the raw material of building material building block.
Embodiment 4
Get 60 parts of the aqueous solution that contain water glass 20% by weight, 40 parts of composite micro-powders of the present invention, mix is even, populated this adhesives between stone material and stone material carries out bonding solidifying in 10-40 ℃ of scope, the stone material adhesive product.
This high reactivity composite micro-powder promptly can be used as low temperature inorganic adhesive stopping composition.
Embodiment: embodiment 5
Get 40 parts of the aqueous solution of phosphoric acid aluminium 15% by weight, 60 parts of composite micro-powders of the present invention, the even aftershaping of mix, fire resistive material product, 1600 ℃ of this goods abilities
This high reactivity composite micro-powder promptly can be used as raw material for refractory.
Claims (8)
1. high reactivity composite micro-powder is characterized in that: raw materials used be phosphorus slag, manganese slag, aluminium slag and slag by weight percentage content be: phosphorus slag 35-60%, manganese slag 10-30%, aluminium slag 10-25%, slag 5-10%.
2. a kind of high reactivity composite micro-powder according to claim 1 is characterized in that slag can use the red mud or the replacing carbide slag of equivalent.
3. a kind of high reactivity composite micro-powder according to claim 1 is characterized in that slag or red mud or carbide slag are activity excitant.
4. a kind of high reactivity composite micro-powder according to claim 1 is characterized in that the manganese slag is for producing the waste residue that discharges behind high silicon silicomanganese of trade mark 58-28 and the 64-20 manganese alloy smelting.
5. a kind of high reactivity composite micro-powder according to claim 1 is characterized in that described aluminium slag is that waste slag of electrolytic aluminium is through reclaiming the waste residue that stays behind sodium aluminum fluoride and the carbon dust.
6. a kind of high reactivity composite micro-powder according to claim 1, the specific surface area that it is characterized in that micro mist is 420m
2/ kg-470m
2/ kg.
7. according to the working method of the described a kind of high reactivity composite micro-powder of claim 1, it is characterized in that taking by weighing in proportion phosphorus slag, manganese slag, the aluminium slag, slag, adopt Vertical Mill levigate to specific surface area be micro mist 420m
2/ kg-470m
2/ kg, slag can be with red mud or replacing carbide slag.
8. according to the purposes of the described a kind of high reactivity composite micro-powder of claim 1, it is characterized in that: as the additive of cement, artificial stone-like material's raw material, the raw material of building material building block, low temperature inorganic adhesive stopping composition, raw material for refractory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101554424A CN102659327A (en) | 2012-05-18 | 2012-05-18 | High-activity composite micro powder and production method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101554424A CN102659327A (en) | 2012-05-18 | 2012-05-18 | High-activity composite micro powder and production method and application thereof |
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|---|---|
| CN102659327A true CN102659327A (en) | 2012-09-12 |
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| CN2012101554424A Pending CN102659327A (en) | 2012-05-18 | 2012-05-18 | High-activity composite micro powder and production method and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942320A (en) * | 2012-11-26 | 2013-02-27 | 吴翩 | Preparation method of phosphorous slag superfine powder |
| CN103253943A (en) * | 2013-04-17 | 2013-08-21 | 孝义市和中兴矿产有限公司 | Sintering method for shaped product of fire resistant material by utilizing alumina red mud as binding agent |
| CN106396446A (en) * | 2016-09-19 | 2017-02-15 | 石横特钢集团有限公司 | Method for producing micro powder by mixing granulated blast-furnace slags and submerged arc furnace water granulated slags |
| CN107188442A (en) * | 2017-06-26 | 2017-09-22 | 苏州大学 | A kind of trade waste base geological polymer and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033789A (en) * | 1987-12-25 | 1989-07-12 | 安宇 | A kind of inorganic cement reinforcer |
| CN1896024A (en) * | 2005-07-11 | 2007-01-17 | 张卫党 | High-performance cement and concrete and their production |
-
2012
- 2012-05-18 CN CN2012101554424A patent/CN102659327A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033789A (en) * | 1987-12-25 | 1989-07-12 | 安宇 | A kind of inorganic cement reinforcer |
| CN1896024A (en) * | 2005-07-11 | 2007-01-17 | 张卫党 | High-performance cement and concrete and their production |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102942320A (en) * | 2012-11-26 | 2013-02-27 | 吴翩 | Preparation method of phosphorous slag superfine powder |
| CN103253943A (en) * | 2013-04-17 | 2013-08-21 | 孝义市和中兴矿产有限公司 | Sintering method for shaped product of fire resistant material by utilizing alumina red mud as binding agent |
| CN106396446A (en) * | 2016-09-19 | 2017-02-15 | 石横特钢集团有限公司 | Method for producing micro powder by mixing granulated blast-furnace slags and submerged arc furnace water granulated slags |
| CN107188442A (en) * | 2017-06-26 | 2017-09-22 | 苏州大学 | A kind of trade waste base geological polymer and preparation method thereof |
| CN107188442B (en) * | 2017-06-26 | 2019-10-29 | 苏州大学 | A kind of trade waste base geological polymer and preparation method thereof |
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Application publication date: 20120912 |