CN105837077A - High-performance green and environment-friendly composite mineral admixture applicable to cement and concrete - Google Patents
High-performance green and environment-friendly composite mineral admixture applicable to cement and concrete Download PDFInfo
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- CN105837077A CN105837077A CN201610257959.2A CN201610257959A CN105837077A CN 105837077 A CN105837077 A CN 105837077A CN 201610257959 A CN201610257959 A CN 201610257959A CN 105837077 A CN105837077 A CN 105837077A
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- concrete
- cement
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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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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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 invention discloses a high-performance green and environment-friendly composite mineral admixture applicable to cement and concrete. The high-performance green and environment-friendly composite mineral admixture is characterized by consisting of the following components in parts by weight: 45-50 parts of SiO2, 14-18 parts of Al2O3, 13-17 parts of CaO, 4-9 parts of MgO, 2.5-7 parts of Fe2O3, 0.8-1.5 parts of SO3 and 0-0.05 part of Cl<->. The admixture disclosed by the invention is simple in raw material component; since the raw materials for preparing the admixture are extracted from wastes such as water quenching slag, coal ash, and water quenching phosphor slag of steel plants, discharge of harmful wastes can be effectively reduced, the wastes can be recycled, the purposes of energy conservation and emission reduction can be sufficiently achieved, and thus the admixture is applicable to popularization and application.
Description
Technical field
The present invention relates to a kind of mineral admixture, specifically refer to a kind of high property be applicable to cement and concrete
Can environmental protection complex mineral blending material.
Background technology
Along with progress and the rapid development of economy of society, construction industry development in all parts of the country is the most fast in recent years
Suddenly, cement and concrete are then requisite building materials in the building course of building, therefore, existing
In generation, society was the hugest to the demand of cement and concrete.But, prepare the one-tenth of cement or concrete at present
This is higher, and people also fail to find for suitably substituting cement or the material of concrete at present, the most unfavorable
Growth requirement in whole building trade.Find a kind of construction material that can substitute cement or concrete, be
People are currently badly in need of the bottleneck broken through.
Summary of the invention
It is an object of the invention to overcome lacking currently without the construction material for substituting cement or concrete
Fall into, it is provided that a kind of High-performance green environmental protection complex mineral blending material be applicable to cement and concrete.
The present invention is achieved through the following technical solutions: a kind of High-performance green be applicable to cement and concrete
Environmental protection complex mineral blending material, is mainly made up of the component of following weight portion:
SiO2: 45～50；
Al2O3: 14～18；
CaO:13～17；
MgO:4～9；
Fe2O3: 2.5～7；
SO3: 0.8～1.5；
Cl-: 0～0.05.
Above component materials can be from steel mill's water-granulated slag, flyash, shrend phosphorus ore slag, silicon dioxide and half
These raw materials such as water stone cream obtain, it is possible to obtain from unclassified stores, can not enumerate at this.Make
When preparing the admixture of the present invention with the raw material such as slag, coal ash, its raw material can arbitrarily be selected, only
Above component materials is made to reach above-mentioned content requirement.Wherein, described Cl-It is by various raw materials
Carrying, its content can meet the criterion of concrete less than 0.06 mass parts.
Further, described environmental protection complex mineral blending material is mainly made up of the component of following weight portion: SiO2:
45；Al2O3: 18；CaO:17；MgO:9；Fe2O3: 7；SO3: 1.5；Cl-: 0.05.
Or, mainly it is made up of the component of following weight portion: SiO2:47；Al2O3: 16；CaO:15；
MgO:7；Fe2O3: 5；SO3: 1.4；Cl-: 0.04.
Or, described environmental protection complex mineral blending material is mainly made up of the component of following weight portion: SiO2: 48；
Al2O3: 15；CaO:14；MgO:5；Fe2O3: 4；SO3: 1；Cl-: 0.03.
In order to ensure effect, described environmental protection complex mineral blending material is mainly made up of the component of following weight portion:
SiO2: 50；Al2O3: 14；CaO:13；MgO:4；Fe2O3: 2.5；SO3: 0.8；Cl-: 0.02.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) raw material preparing the present invention is discarded from steel mill's water-granulated slag, flyash, shrend phosphorus ore slag etc.
Thing extracts, therefore can effectively reduce the discharge of bazardous waste so that it is cycling and reutilization, can be fully
Reach the purpose of energy-saving and emission-reduction.
(2) present invention can be used in mixed way with existing cement or concrete, can not only significantly reduce cement
With the preparation cost of concrete, but also whole cement and the stability of concrete material after can ensure that blending,
Can realize substituting the cement of 25%～50% or concrete purpose.
(3), after the present invention and cement and concrete blend and uses, whole blending can not only effectively be improved former
The intensity of material and hardness, but also can ensure that its water-retaining property and mobility.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention do not limit
In this.
Embodiment 1
The environmental protection complex mineral blending material of the present invention, mainly by the SiO of 45 parts2, the Al of 18 parts2O3、17
The CaO of part, the MgO of 9 parts, the Fe of 7 parts2O3, the SO of 1.5 parts3With 0.05 Cl-Composition, this
Bright component uses weight portion meter.Wherein, described Cl-Carried by various raw materials, its content
The criterion of concrete can be met less than 0.06 mass parts.The admixture raw material of the present embodiment uses
Steel mill's water-granulated slag, flyash, shrend phosphorus ore slag the like waste and silicon dioxide and semi-hydrated gypsum, therefore
Suitable cheap of cost.For convenience of description, in all embodiments of the present invention raw material of admixture all with steel
Carry out as a example by factory's water-granulated slag, flyash, shrend phosphorus ore slag the like waste and silicon dioxide and semi-hydrated gypsum
Explanation.Admixture raw material components also can obtain from unclassified stores, as long as making above component materials reach
State content requirement, can not enumerate at this.The raw material used in the present embodiment is: the steel mill of 50 parts
The half of water-granulated slag, the flyash of 30 parts, the shrend phosphorus ore slag of 5 parts, the silicon dioxide of 2 parts and 0.05 part
Water stone cream, the component of each raw material wherein used uses weight portion.
The admixture processing technique of the present invention is simple, adds man-hour by the classification metering of each component raw material, then warp
Belt Conveying, to dehydrator, enters storage vault after drying, below storage vault, conveying worm enters elevator,
Boosted machine enters tube mill, the levigate environmental protection complex mineral blending material finished product both obtaining the present invention.
The admixture using the present invention can compensate for the deficiency of flyash concrete early strength, mixes coagulation newly
Soil, with mortar, can significantly improve workability, coordinate the materials such as suitable pumping admixture, make concrete possess
Good water-retaining property and mobility, it is simple to mechanized construction, moreover it is possible to effectively reduce pump machine plugging probability.
The present invention detects according to GB/T 51003-2014 " mineral admixture application technology specification ", its
Coherent detection index such as table one.
Table one
From the final detection data of table one it is known that the admixture of the present invention is the most up to standard.
Various Testing index such as table two after the present invention is mixed cement by different blended amount and is formed concrete
Shown (as a example by the concrete preparing 340 weight portions).
Table two
Understanding from table two, the present invention mixed according to different blended amount after forming concrete in cement, it is each
Planting index to be all varied from, it all can meet the various parameter indexs of current concrete.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, the environmental protection complex mineral that its difference is in the present embodiment
Admixture, mainly by the SiO of 47 parts2, the Al of 16 parts2O3, the CaO of 16 parts, the MgO of 7 parts, 5
The Fe of part2O3, the SO of 1.4 parts3With 0.04 Cl-Composition, the component of the present embodiment uses weight portion
Meter.In the present embodiment use raw material be: 42 parts come from steel mill's water-granulated slag, the flyash of 35 parts,
The shrend phosphorus ore slag of 10 parts, the silicon dioxide of 4 parts and the semi-hydrated gypsum of 0.08 part, each raw material wherein used
Component use weight portion.
The present invention detects according to GB/T 51003-2014 " mineral admixture application technology specification ", its
Coherent detection index such as table three.
Table three
If the final detection data of table three are it is known that the admixture of the present invention is the most up to standard.
The present invention is mixed according to the blended amount of 25%～50% after cement forms concrete, all can meet mesh
The various parameter indexs of front concrete.
Embodiment 3
The present embodiment is substantially the same manner as Example 1, the environmental protection complex mineral that its difference is in the present embodiment
Admixture, mainly by the SiO of 48 parts2, the Al of 15 parts2O3, the CaO of 14 parts, the MgO of 5 parts, 4
The Fe of part2O3, the SO of 1 part3With 0.03 Cl-Composition, the component of the present embodiment uses weight portion meter.
In the present embodiment use raw material be: 34 parts come from steel mill's water-granulated slag, the flyash of 40 parts, 15 parts
Shrend phosphorus ore slag, the silicon dioxide of 6 parts and the semi-hydrated gypsum of 0.12 part, each raw material wherein used point
Amount uses weight portion.
The present invention detects according to GB/T 51003-2014 " mineral admixture application technology specification ", its
Coherent detection index such as table four.
Table four
If the final detection data of table four are it is known that the admixture of the present invention is the most up to standard.
The present invention is mixed according to the blended amount of 25%～50% after cement forms concrete, all can meet mesh
The various parameter indexs of front concrete.
Embodiment 4
The present embodiment is substantially the same manner as Example 1, the environmental protection complex mineral that its difference is in the present embodiment
Admixture, mainly by the SiO of 50 parts2, the Al of 14 parts2O3, the CaO of 13 parts, the MgO of 4 parts, 2.5
The Fe of part2O3, the SO of 0.8 part3With 0.02 Cl-Composition, the component of the present embodiment uses weight portion
Meter.In the present embodiment use raw material be: 25 parts come from steel mill's water-granulated slag, the flyash of 45 parts,
The shrend phosphorus ore slag of 20 parts, the silicon dioxide of 8 parts and the semi-hydrated gypsum of 0.15 part, each raw material wherein used
Component use weight portion.
The present invention detects according to GB/T 51003-2014 " mineral admixture application technology specification ", its
Coherent detection index such as table five.
Table five
If the final detection data of table five are it is known that the admixture of the present invention is the most up to standard.
The present invention is mixed according to the blended amount of 25%～50% after cement forms concrete, all can meet mesh
The various parameter indexs of front concrete.
As it has been described above, just can preferably realize the present invention.
Claims (5)
1. the High-performance green environmental protection complex mineral blending material be applicable to cement and concrete, its feature exists
In, mainly it is made up of the component of following weight portion:
SiO2: 45～50；
Al2O3: 14～18；
CaO:13～17；
MgO:4～9；
Fe2O3: 2.5～7；
SO3: 0.8～1.5；
Cl-: 0～0.05.
High-performance green environmental protection be applicable to cement and concrete the most according to claim 1 is combined
Mineral admixture, it is characterised in that: mainly it is made up of the component of following weight portion: SiO2: 45；Al2O3:
18；CaO:17；MgO:9；Fe2O3: 7；SO3: 1.5；Cl-: 0.05.
High-performance green environmental protection be applicable to cement and concrete the most according to claim 1 is combined
Mineral admixture, it is characterised in that: mainly it is made up of the component of following weight portion: SiO2: 47；Al2O3:
16；CaO:15；MgO:7；Fe2O3: 5；SO3: 1.4；Cl-: 0.04.
High-performance green environmental protection be applicable to cement and concrete the most according to claim 1 is combined
Mineral admixture, it is characterised in that: mainly it is made up of the component of following weight portion: SiO2: 48；Al2O3:
15；CaO:14；MgO:5；Fe2O3: 4；SO3: 1；Cl-: 0.03.
High-performance green environmental protection be applicable to cement and concrete the most according to claim 1 is combined
Mineral admixture, it is characterised in that: mainly it is made up of the component of following weight portion: SiO2: 50；Al2O3:
14；CaO:13；MgO:4；Fe2O3: 2.5；SO3: 0.8；Cl-: 0.02.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610257959.2A CN105837077A (en) | 2016-04-22 | 2016-04-22 | High-performance green and environment-friendly composite mineral admixture applicable to cement and concrete |
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| CN201610257959.2A CN105837077A (en) | 2016-04-22 | 2016-04-22 | High-performance green and environment-friendly composite mineral admixture applicable to cement and concrete |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106810166A (en) * | 2017-02-20 | 2017-06-09 | 内蒙古科技大学 | A kind of flyash concrete of anti-sulfur dioxide corrosion |
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| EP0397862A4 (en) * | 1988-09-23 | 1991-04-10 | Kazakhsky Khimiko-Tekhnologichesky Institut | Raw-material mixture for obtaining an active mineral additive to cement |
| CN1262254A (en) * | 1999-01-26 | 2000-08-09 | 武汉工业大学 | Process for preparing high-activity concrete additive |
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| CN101182151A (en) * | 2007-11-15 | 2008-05-21 | 南京友西科技有限责任公司 | Blending material used for building materials and method for making the same |
| CN102826779A (en) * | 2012-09-20 | 2012-12-19 | 四川省金桂兰水泥有限责任公司 | Concrete complex mineral admixture and preparation technology thereof |
| CN103288333A (en) * | 2012-02-23 | 2013-09-11 | 同济大学 | Modified slag compound admixture and preparation method thereof |
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2016
- 2016-04-22 CN CN201610257959.2A patent/CN105837077A/en active Pending
Patent Citations (6)
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| EP0397862A4 (en) * | 1988-09-23 | 1991-04-10 | Kazakhsky Khimiko-Tekhnologichesky Institut | Raw-material mixture for obtaining an active mineral additive to cement |
| CN1262254A (en) * | 1999-01-26 | 2000-08-09 | 武汉工业大学 | Process for preparing high-activity concrete additive |
| CN1318528A (en) * | 2000-04-14 | 2001-10-24 | 冶金工业部建筑研究总院 | Efficient admixture for cement and concrete and its production process |
| CN101182151A (en) * | 2007-11-15 | 2008-05-21 | 南京友西科技有限责任公司 | Blending material used for building materials and method for making the same |
| CN103288333A (en) * | 2012-02-23 | 2013-09-11 | 同济大学 | Modified slag compound admixture and preparation method thereof |
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|---|---|---|---|---|
| CN106810166A (en) * | 2017-02-20 | 2017-06-09 | 内蒙古科技大学 | A kind of flyash concrete of anti-sulfur dioxide corrosion |
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Application publication date: 20160810 |