CN104310921A - Slag aggregate water permeable brick prepared from large mixing amount mineral admixtures and preparation method of slag aggregate water permeable brick - Google Patents
Slag aggregate water permeable brick prepared from large mixing amount mineral admixtures and preparation method of slag aggregate water permeable brick Download PDFInfo
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- CN104310921A CN104310921A CN201410533836.8A CN201410533836A CN104310921A CN 104310921 A CN104310921 A CN 104310921A CN 201410533836 A CN201410533836 A CN 201410533836A CN 104310921 A CN104310921 A CN 104310921A
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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
- 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
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Abstract
The invention relates to a slag aggregate water permeable brick prepared from large mixing amount mineral admixtures. The slag aggregate water permeable brick comprises the following components in parts by weight: 100 parts of a gel material, 300-450 parts of aggregate, 1-2 parts of an additive and 22-26 parts of water, wherein the gel material consists of 45-55 parts of cement and 45-55 parts of mineral admixtures; the mineral admixtures consist of 0-40 parts of slag powder and 15-50 parts of ground slag. A preparation method comprises the following steps: a, mixing and stirring aggregate with a proper amount of water till the surface of the aggregate is saturated and dried; b, adding cement, and uniformly stirring with the mineral admixtures; c, adding the most part of water and all water reducing agent, and stirring; and d, adjusting the working state of the water permeable brick admixtures by using the rest water, filling a mold with the stirred materials, and performing a 'vibration-pressurizing' forming process, thereby preparing the water permeable brick. The water permeable brick has the characteristics of high strength, good wearing resistance, low cost, environment protection and the like, and can be widely used in places such as sidewalks, parks, squares, gardens and the like.
Description
Technical field
The invention belongs to building material technical field, relate to a kind of high content mineral admixtures and prepare slag as aggregate water-permeable brick and preparation method thereof.
Background technology
Water-permeable brick can be divided into sintered type water-permeable brick and the large class of burning free type water-permeable brick two by production technique.Although sintered type water-permeable brick intensity is high, wear resistance good, complex manufacturing, needs high-temperature calcination, resources and energy consumption is large, price up to more than 200 yuan/m
2.Burning free type water-permeable brick is divided into again resin-bonded water-permeable brick and cement in conjunction with water-permeable brick two kinds of base types, resin-bonded water-permeable brick generally with organic polymers such as epoxy resin for jointing compound, this type of water-permeable brick has the features such as intensity is large, good toughness, wear resisting property are good, but, this type of water-permeable brick is due to using organic polymer as binding agent, its production cost is high, loss of properties on aging; Cement is lower in conjunction with water-permeable brick production cost, but plain cement shrinking percentage in hydration process is large, under the effect of contraction that gathers materials, larger stress-difference is produced between hardened cement paste and aggregate Interface, easy generation tiny crack, reduces slurry and cohesive force between gathering materials, causes the ultimate compression strength retraction of water-permeable brick later stage, and wear no resistance, limit applying of water-permeable brick to a certain extent.
Slag is a kind of large metallurgical industry solid waste, and the resource utilization rate of current slag is lower, and large steel slag is piled up for a long time, not only takies a large amount of land resources, but also causes the pollution of environment and the waste of resource.
Summary of the invention
For overcoming above-mentioned technical disadvantages, the invention provides a kind of high content mineral admixtures and preparing slag as aggregate water-permeable brick and preparation method thereof.
For achieving the above object, the technical solution adopted in the present invention is: a kind of high content mineral admixtures prepares slag as aggregate water-permeable brick, and each component and mixing ratio by weight thereof are: gelling material 100 parts, gathers materials 300 ~ 450 parts, admixture 1 ~ 2 part, 22 ~ 26 parts, water; Wherein, gelling material is made up of the cement of 45 ~ 55 parts and the mineral admixture of 45 ~ 55 parts, and mineral admixture is made up of 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders.
Above-mentioned high content mineral admixtures prepares slag as aggregate water-permeable brick its preparation method, and its processing step is:
A, will to gather materials and suitable quantity of water mix and blend, surface of aggregate saturation plane is done;
B, add cement and mineral admixture and stir;
C, add most of water and all admixture stir;
The working order of d, use residue water adjustment water-permeable brick mixture, the material be stirred is loaded in mould, the stress of 0.05 ~ 0.1MPa is applied on bed of material surface, be placed on shaking table shaping, time of vibration 10 ~ 15s, the 24h demoulding, under the condition of 20 DEG C ± 2 through wet curing to specifying the length of time, obtained water-permeable brick product; The volume of its mineral admixture of water-permeable brick of preparation accounts for 45% ~ 55% of binder total amount; Water-permeable brick 7d ultimate compression strength is greater than 35MPa, and 28d ultimate compression strength is greater than 40MPa, and coefficient of permeability is greater than 1 × 10
-2cm/s.
The above-mentioned steel slag particle that to gather materials by particle diameter be 2.36 ~ 9.5mm forms.
Above-mentioned admixture is polycarboxylic acid series high efficiency water reducing agent.
Described slag as aggregate particle diameter between 2.36 ~ 9.5mm, by single particle size or several particle diameter is composite forms.
The invention has the beneficial effects as follows: adopt steel slag particle to gather materials as water-permeable brick, prepare water-permeable brick by Adding Mineral Admixtures, significantly improve the resource utilization rate of slag solid waste, reduce production cost.The water-permeable brick early anti pressured intension prepared through the present invention is high, later stage ultimate compression strength sustainable growth.This water-permeable brick has that intensity is high, wear resistance good, cost is low and the feature such as environmental protection, can be widely used in the places such as walkway, park, square and gardens.
embodiment
Below in conjunction with embodiment, the invention will be further described.
A kind of high content mineral admixtures prepares slag as aggregate water-permeable brick, and each component and mixing ratio by weight thereof are: gelling material 100 parts, gather materials 300 ~ 450 parts, admixture 1 ~ 2 part, 22 ~ 26 parts, water; Wherein, gelling material is made up of the cement of 45 ~ 55 parts and the mineral admixture of 45 ~ 55 parts, and mineral admixture is made up of 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders.
Above-mentioned high content mineral admixtures prepares slag as aggregate water-permeable brick its preparation method, and its processing step is:
A, will to gather materials and suitable quantity of water mix and blend, surface of aggregate saturation plane is done;
B, add cement and mineral admixture and stir;
C, add most of water and all admixture stir;
The working order of d, use residue water adjustment water-permeable brick mixture, the material be stirred is loaded in mould, the stress of 0.05 ~ 0.1MPa is applied on bed of material surface, be placed on shaking table shaping, time of vibration 10 ~ 15s, the 24h demoulding, under the condition of 20 DEG C ± 2 through wet curing to specifying the length of time, obtained water-permeable brick product; The volume of its mineral admixture of water-permeable brick of preparation accounts for 45% ~ 55% of binder total amount; Water-permeable brick 7d ultimate compression strength is greater than 35MPa, and 28d ultimate compression strength is greater than 40MPa, and coefficient of permeability is greater than 1 × 10
-2cm/s.
Described gelling material is made up of the cement of 45 ~ 55 parts and the mineral admixture of 45 ~ 55 parts.
Described mineral admixture is made up of 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders.
The above-mentioned steel slag particle that to gather materials by particle diameter be 2.36 ~ 9.5mm forms.
Above-mentioned admixture is polycarboxylic acid series high efficiency water reducing agent.
Described slag as aggregate particle diameter between 2.36 ~ 9.5mm, by single particle size or several particle diameter is composite forms.
Embodiment 1:
A kind of high content mineral admixtures prepares slag as aggregate water-permeable brick and preparation method thereof, its component and weight ratio thereof are: PO42.5R cement 51 parts, slag powders 49 parts, 2.36 ~ 4.75mm slag thin aggregate 72 parts, 7.1 ~ 9.5mm slag coarse aggregate 289 parts, polycarboxylate water-reducer 1.25 parts, 22 ~ 24 parts, water, water adds by experience within the scope of this, bright is occurred with steel slag particle surface, the mineral admixture of the cement of 45 ~ 55 parts and 45 ~ 55 parts constitutes gelling material, and 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders constitute mineral admixture, and not bleeding is as the criterion.
Slag coarse aggregate and slag thin aggregate and 1/6 water mix and blend 20s is chosen according to above-mentioned weight ratio, then add gelling material and stir 30s, add 2/3 water again and whole polycarboxylate water-reducer stirs 120s, finally by residue 1/6 water adjustment mixture state, obtained water-permeable brick mixes and stirs material; The water-permeable brick be stirred is mixed and stirred material to add in mould, applies the stress of 0.05 ~ 0.1MPa, be placed on shaking table shaping on bed of material surface, time of vibration 10 ~ 15s, the demoulding after 24h, under the condition of 20 DEG C ± 2, through wet curing to specifying the length of time, obtained water-permeable brick product.
Embodiment 2:
A kind of high content mineral admixtures prepares slag as aggregate water-permeable brick and preparation method thereof, its component and weight proportion thereof are: PO42.5R cement 50 parts, slag powders 33 parts, steel-making slag powder 17 parts, 2.36 ~ 4.75mm slag thin aggregate 74 parts, 7.1 ~ 9.5mm slag coarse aggregate 296 parts, polycarboxylate water-reducer 1.25 parts, 22 ~ 24 parts, water, water adds by experience within the scope of this, the mineral admixture of the cement of 45 ~ 55 parts and 45 ~ 55 parts constitutes gelling material, 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders constitute mineral admixture, bright is occurred with steel slag particle surface, and not bleeding is as the criterion.
Slag coarse aggregate and slag thin aggregate and 1/6 water mix and blend 20s is chosen according to above-mentioned weight ratio, then add gelling material and stir 30s, add 2/3 water again and whole polycarboxylate water-reducer stirs 120s, finally by residue 1/6 water adjustment mixture state, obtained water-permeable brick mixes and stirs material; The water-permeable brick be stirred is mixed and stirred material to add in mould, applies the stress of 0.05 ~ 0.1MPa, be placed on shaking table shaping on bed of material surface, time of vibration 10 ~ 15s, the demoulding after 24h, under the condition of 20 DEG C ± 2, through wet curing to specifying the length of time, obtained water-permeable brick product.
Embodiment 3:
A kind of high content mineral admixtures prepares slag as aggregate water-permeable brick and preparation method thereof, its each raw material weight proportioning is: PO42.5R cement 47 parts, slag powders 15 parts, steel-making slag powder 38 parts, 2.36 ~ 4.75mm slag thin aggregate 76 parts, 7.1 ~ 9.5mm slag coarse aggregate 305 parts, polycarboxylate water-reducer 1.25 parts, 22 ~ 24 parts, water, water adds by experience within the scope of this, the mineral admixture of the cement of 45 ~ 55 parts and 45 ~ 55 parts constitutes gelling material, 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders constitute mineral admixture, bright is occurred with steel slag particle surface, and not bleeding is as the criterion.
Slag coarse aggregate and slag thin aggregate and 1/6 water mix and blend 20s is chosen according to above-mentioned weight ratio, then add gelling material and stir 30s, add 2/3 water again and whole polycarboxylate water-reducer stirs 120s, finally by residue 1/6 water adjustment mixture state, obtained water-permeable brick mixes and stirs material; The water-permeable brick be stirred is mixed and stirred material to add in mould, applies the stress of 0.05 ~ 0.1MPa, be placed on shaking table shaping on bed of material surface, time of vibration 10 ~ 15s, the demoulding after 24h, under the condition of 20 DEG C ± 2, through wet curing to specifying the length of time, obtained water-permeable brick product.
The test-results of above-mentioned three embodiments is as follows:
Above-mentioned subordinate list describes and adopts steel slag particle to gather materials as water-permeable brick, early anti pressured intension can be prepared high by Adding Mineral Admixtures, the water-permeable brick of later stage ultimate compression strength sustainable growth, simultaneously, significantly improve the resource utilization rate of slag solid waste, reduce production cost, water-permeable brick prepared by the present invention has that intensity is high, wear resistance good, cost is low and the feature such as environmental protection, can be widely used in the places such as walkway, park, square and gardens.
Claims (5)
1. high content mineral admixtures prepares a slag as aggregate water-permeable brick, is respectively characterised in that component and mixing ratio by weight thereof are: gelling material 100 parts, gathers materials 300 ~ 450 parts, admixture 1 ~ 2 part, 22 ~ 26 parts, water; Wherein, gelling material is made up of the cement of 45 ~ 55 parts and the mineral admixture of 45 ~ 55 parts, and mineral admixture is made up of 0 ~ 40 part of steel-making slag powder and 15 ~ 50 parts of slag powders.
2. above-mentioned high content mineral admixtures prepares slag as aggregate water-permeable brick its preparation method, it is characterized in that processing step is:
A, will to gather materials and suitable quantity of water mix and blend, surface of aggregate saturation plane is done;
B, add cement and mineral admixture and stir;
C, add most of water and all admixture stir;
The working order of d, use residue water adjustment water-permeable brick mixture, the material be stirred is loaded in mould, the stress of 0.05 ~ 0.1MPa is applied on bed of material surface, be placed on shaking table shaping, time of vibration 10 ~ 15s, the 24h demoulding, under the condition of 20 DEG C ± 2 through wet curing to specifying the length of time, obtained water-permeable brick product; The volume of its mineral admixture of water-permeable brick of preparation accounts for 45% ~ 55% of binder total amount; Water-permeable brick 7d ultimate compression strength is greater than 35MPa, and 28d ultimate compression strength is greater than 40MPa, and coefficient of permeability is greater than 1 × 10
-2cm/s.
3. high content mineral admixtures prepares slag as aggregate water-permeable brick as claimed in claim 1, it is characterized in that the above-mentioned steel slag particle that to gather materials by particle diameter be 2.36 ~ 9.5mm forms.
4. high content mineral admixtures prepares slag as aggregate water-permeable brick as claimed in claim 1, it is characterized in that above-mentioned admixture is polycarboxylic acid series high efficiency water reducing agent.
5. high content mineral admixtures prepares slag as aggregate water-permeable brick as claimed in claim 1, it is characterized in that described slag as aggregate particle diameter is between 2.36 ~ 9.5mm, by single particle size or several particle diameter is composite forms.
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|---|---|---|---|
| CN201410533836.8A CN104310921A (en) | 2014-10-12 | 2014-10-12 | Slag aggregate water permeable brick prepared from large mixing amount mineral admixtures and preparation method of slag aggregate water permeable brick |
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|---|---|---|---|
| CN201410533836.8A CN104310921A (en) | 2014-10-12 | 2014-10-12 | Slag aggregate water permeable brick prepared from large mixing amount mineral admixtures and preparation method of slag aggregate water permeable brick |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145858A (en) * | 2016-07-05 | 2016-11-23 | 上海每天节能环保科技股份有限公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN106187004A (en) * | 2016-07-05 | 2016-12-07 | 上海每天节能环保科技股份有限公司 | A kind of ecological permeable concrete and preparation method thereof |
| CN106316295A (en) * | 2016-08-24 | 2017-01-11 | 重庆建工新型建材有限公司 | Sand based permeable dry mix and mixture thereof |
| CN106478031A (en) * | 2016-10-24 | 2017-03-08 | 韩祖丽 | GHPC water-permeable brick and preparation method thereof |
| CN106854060A (en) * | 2016-12-26 | 2017-06-16 | 长春市城市快速路管理维护有限责任公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN107352971A (en) * | 2017-03-02 | 2017-11-17 | 潘映昆 | A kind of method and water-permeable brick for making water-permeable brick |
| CN108821692A (en) * | 2018-07-25 | 2018-11-16 | 安徽工业大学 | A kind of sand base water-permeable brick and preparation method thereof of electric arc furnace steel slag preparation |
| CN108947396A (en) * | 2018-08-07 | 2018-12-07 | 韶关学院 | A kind of fiber-steel ground-slag enhancing concrete and preparation method thereof |
| CN109384442A (en) * | 2018-11-14 | 2019-02-26 | 韶关学院 | A kind of cement combination permeable pavement brick and preparation method thereof |
| CN109942251A (en) * | 2019-02-27 | 2019-06-28 | 江苏卓坤新型环保材料有限公司 | A kind of preparation method of inorganic steel slag concrete |
| CN110845207A (en) * | 2019-11-15 | 2020-02-28 | 中国科学院山西煤炭化学研究所 | Water permeable brick prepared by taking molecular sieve waste and steel slag as raw materials |
| CN110862242A (en) * | 2019-11-15 | 2020-03-06 | 中国科学院山西煤炭化学研究所 | Water permeable brick prepared by taking natural zeolite and steel slag as raw materials |
| CN112321247A (en) * | 2020-11-03 | 2021-02-05 | 中冶宝钢技术服务有限公司 | Pavement brick and preparation method thereof |
| CN112429993A (en) * | 2020-12-01 | 2021-03-02 | 中冶宝钢技术服务有限公司 | Steel slag pervious concrete and preparation process thereof |
| CN114773010A (en) * | 2022-04-20 | 2022-07-22 | 盈创新材料(苏州)有限公司 | Steel slag composite material for 3D printing, preparation method and application thereof |
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| CN102173694A (en) * | 2011-03-28 | 2011-09-07 | 韶关学院 | Method for preparing water-permeable brick by using heat-stewed steel slag from converter |
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2014
- 2014-10-12 CN CN201410533836.8A patent/CN104310921A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102173694A (en) * | 2011-03-28 | 2011-09-07 | 韶关学院 | Method for preparing water-permeable brick by using heat-stewed steel slag from converter |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145858A (en) * | 2016-07-05 | 2016-11-23 | 上海每天节能环保科技股份有限公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN106187004A (en) * | 2016-07-05 | 2016-12-07 | 上海每天节能环保科技股份有限公司 | A kind of ecological permeable concrete and preparation method thereof |
| CN106145858B (en) * | 2016-07-05 | 2019-01-18 | 上海每天生态科技发展有限公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN106187004B (en) * | 2016-07-05 | 2019-01-15 | 上海每天生态科技发展有限公司 | A kind of ecological permeable concrete and preparation method thereof |
| CN106316295A (en) * | 2016-08-24 | 2017-01-11 | 重庆建工新型建材有限公司 | Sand based permeable dry mix and mixture thereof |
| CN106478031A (en) * | 2016-10-24 | 2017-03-08 | 韩祖丽 | GHPC water-permeable brick and preparation method thereof |
| CN106854060B (en) * | 2016-12-26 | 2018-12-25 | 长春市城市快速路管理维护有限责任公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN106854060A (en) * | 2016-12-26 | 2017-06-16 | 长春市城市快速路管理维护有限责任公司 | A kind of ecological permeable bricks and preparation method thereof |
| CN107352971A (en) * | 2017-03-02 | 2017-11-17 | 潘映昆 | A kind of method and water-permeable brick for making water-permeable brick |
| CN108821692A (en) * | 2018-07-25 | 2018-11-16 | 安徽工业大学 | A kind of sand base water-permeable brick and preparation method thereof of electric arc furnace steel slag preparation |
| CN108947396A (en) * | 2018-08-07 | 2018-12-07 | 韶关学院 | A kind of fiber-steel ground-slag enhancing concrete and preparation method thereof |
| CN109384442A (en) * | 2018-11-14 | 2019-02-26 | 韶关学院 | A kind of cement combination permeable pavement brick and preparation method thereof |
| CN109942251A (en) * | 2019-02-27 | 2019-06-28 | 江苏卓坤新型环保材料有限公司 | A kind of preparation method of inorganic steel slag concrete |
| CN110845207A (en) * | 2019-11-15 | 2020-02-28 | 中国科学院山西煤炭化学研究所 | Water permeable brick prepared by taking molecular sieve waste and steel slag as raw materials |
| CN110862242A (en) * | 2019-11-15 | 2020-03-06 | 中国科学院山西煤炭化学研究所 | Water permeable brick prepared by taking natural zeolite and steel slag as raw materials |
| CN110862242B (en) * | 2019-11-15 | 2021-10-01 | 中国科学院山西煤炭化学研究所 | Water permeable brick prepared by taking natural zeolite and steel slag as raw materials |
| CN112321247A (en) * | 2020-11-03 | 2021-02-05 | 中冶宝钢技术服务有限公司 | Pavement brick and preparation method thereof |
| CN112429993A (en) * | 2020-12-01 | 2021-03-02 | 中冶宝钢技术服务有限公司 | Steel slag pervious concrete and preparation process thereof |
| CN114773010A (en) * | 2022-04-20 | 2022-07-22 | 盈创新材料(苏州)有限公司 | Steel slag composite material for 3D printing, preparation method and application thereof |
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Application publication date: 20150128 |