CN106242415A - A kind of fly ash building rubbish is non-burning brick and preparation method thereof - Google Patents
A kind of fly ash building rubbish is non-burning brick and preparation method thereof Download PDFInfo
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- CN106242415A CN106242415A CN201610652788.3A CN201610652788A CN106242415A CN 106242415 A CN106242415 A CN 106242415A CN 201610652788 A CN201610652788 A CN 201610652788A CN 106242415 A CN106242415 A CN 106242415A
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- mesh
- burning brick
- parts
- fly ash
- waste
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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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/021—Ash cements, e.g. fly ash cements ; Cements based on incineration residues, e.g. alkali-activated slags from waste incineration ; Kiln dust cements
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. fly ash
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/16—Waste materials; Refuse from building or ceramic industry
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses that to belong to a kind of fly ash building rubbish of construction material preparing technical field non-burning brick and preparation method thereof.It is made up of the component of following parts by weight: 100 parts of flyash, alkali-activator 5 20 parts, 20 40 parts of water, building waste 400 1000 parts, alkali proof fiber 0.1 0.5 parts.The present invention uses flyash and building waste as preparing non-burning brick raw material, has cheap, the feature of wide material sources, and the usage amount of flyash is big, utilization rate is high, it is achieved turn waste into wealth.Prepared by this invention non-burning brick has a light weight, the features such as shock resistance is high, and toughness is strong, and shrinkage factor is low, and fatigue resistance is good, and resisting carbonization is strong, good endurance.
Description
Technical field
The invention belongs to construction material preparing technical field, be specifically related to that a kind of fly ash building rubbish is non-burning brick and system
Preparation Method.
Background technology
Along with the acceleration of urbanization process, economic exhibition of not stopping paying out, large quantities of old buildings are removed, discarded brick, steel
The social topics being treated as increasingly meriting attention of the building wastes such as reinforced concrete fragment.If but simply filling, not only shadow
Ring urban environment, waste land resource, also can cause the waste of the huge energy and resource, utilize building waste to prepare Novel free
Bake bricks and can not only effectively process rubbish, also comply with the demand for development of current construction material.
Flyash is through cleaner unit the flue gas after coal combustion, separates, collects a kind of flour got off, is me
One of industrial residue that the current discharge capacity of state is bigger, is mainly derived from the firepower electrical plant with raw coal as raw material.Flyash discharges not only
Occupy a large amount of soil, and water source, air and soil are polluted, have a strong impact on quality of life and the living environment of the mankind.
It is carried out resource recycling, improves total utilization of PCA rate, develop a circular economy, be one benefit the nation and the people big
Thing.
Patent CN 102765914 A discloses that a kind of building waste is non-burning brick or building block and preparation method thereof.Described building
Rubbish is non-burning brick or building block is made up of following raw materials by weight portion: construction waste crushing material 30-57 part, coal gangue particle 25-
50 parts, cement 8-15 part, flyash 3-18 part, hydroxyl silicon curing sealing agent 0.01-0.025 part and water 8-12 part.By utilizing
The solid waste resource such as building waste, useless brick and tile, useless porcelain, are sieved, are gone impurity removing laggard row pulverization process, made building
Rubbish variable body is construction material, and makes the building-block of different size, ash wall body plate, pavior brick, road tartar etc..Employing cement is made
For inorganic coagulation material, do not meet the theory of building material environmental protection and energy saving.The most loaded down with trivial details to the preprocessing process of building waste, place
Reason cost is the most of a relatively high.The non-burning brick quality weight of preparation, shock resistance is low, and toughness is low, and shrinkage factor is high, and fatigue resistance is poor, anti-carbon
Change ability, poor durability.
Summary of the invention
It is an object of the invention to provide a kind of fly ash building rubbish non-burning brick and preparation method thereof.
A kind of fly ash building rubbish is non-burning brick, is made up of the component of following parts by weight: 100 parts of flyash, and alkalescence swashs
Send out agent 5-20 part, water 20-40 part, building waste 400-1000 part, alkali proof fiber 0.1-0.5 part.
Described alkali-activator is one or more in caustic soda, sodium silicate, Calx, Natrii Sulfas, soda.
Described building waste is one or more in waste concrete, useless brick, waste marble.
The preparation method that above-mentioned fly ash building rubbish is non-burning brick, is carried out in accordance with the following steps:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then enter with stone crusher
Row is pulverized, and sieves 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh, granules more than 50 mesh-100 mesh and 100 mesh with multi-layer classification
Stack standby respectively；
(2) successively load weighted flyash, alkali-activator, building waste, alkali proof fiber and water are added blender
In, stirring mixing 3-7 minute；
(3) material that stirring mixes is in conveyer enters brickmaking machine mould, through automatic hydraulic press in mould
Compound be pressed, pressing pressure is at 10-20Mpa；
(4) demoulding after the product natural curing after molding 2-4 hour, demolded article enters temperature 22-27 DEG C, relative humidity
For maintenance 60-80 hour in the curing kilns of 85-95%.
Step (2) described building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 10-30%, 4 mesh-28
Mesh 20-60%, 28 mesh-50 mesh 20-50%, 50 mesh-100 mesh 10-40%.
Beneficial effects of the present invention: the present invention uses flyash and building waste as preparing non-burning brick raw material, has
Have cheap, the feature of wide material sources, and the usage amount of flyash is big, utilization rate is high, it is achieved turn waste into wealth.This invention system
Standby non-burning brick have light weight, and shock resistance is high, and toughness is strong, and shrinkage factor is low, and fatigue resistance is good, and resisting carbonization is strong, durability
The feature such as good.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be further described.
Embodiment 1
A kind of fly ash building rubbish is non-burning brick, is made up of the component of following parts by weight: 100 parts of flyash, and alkalescence swashs
Send out agent 15 parts, 30 parts of water, building waste 600 parts, alkali proof fiber 0.4 part.
Described building waste is by waste concrete, and useless brick, waste marble is constituted according to mass ratio 1:1:1 mixing.
Described alkali-activator is caustic soda, sodium silicate, Calx, Natrii Sulfas, and soda mixes according to mass ratio 1:1:1:1:1
Constitute.
The preparation method that above-mentioned fly ash building rubbish is non-burning brick, is carried out in accordance with the following steps:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then enter with stone crusher
Row is pulverized, and sieves 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh, granules more than 50 mesh-100 mesh and 100 mesh with multi-layer classification
Stack standby respectively；
(2) successively load weighted flyash, alkali-activator, building waste, alkali proof fiber and water are added blender
In, stirring mixing 5 minutes；Described building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 20%, 4 mesh-28
Mesh 40%, 28 mesh-50 mesh 20%, 50 mesh-100 mesh 20%.
(3) material that stirring mixes is in conveyer enters brickmaking machine mould, through automatic hydraulic press in mould
Compound be pressed, pressing pressure is at 15Mpa；
(4) demoulding after the product natural curing after molding 3 hours, demolded article enters temperature 25 DEG C, and relative humidity is
Maintenance 72 hours in the curing kilns of 90%.
Non-burning brick light weight prepared by the present embodiment, for the 2/3 of normal concrete；Comprcssive strength can reach 30Mpa；Anti-
Freeze, anti-permeability performance good；Sound insulation value is good.
Embodiment 2
A kind of fly ash building rubbish is non-burning brick, is made up of the component of following parts by weight: 100 parts of flyash, and alkalescence swashs
Send out agent 5 parts, 20 parts of water, building waste 400 parts, alkali proof fiber 0.1 part.
Described building waste is by waste concrete, and useless brick, waste marble is constituted according to mass ratio 1:1:1 mixing.
Described alkali-activator is caustic soda, sodium silicate, Calx, and Natrii Sulfas is constituted according to mass ratio 1:1:1:1 mixing.
The preparation method that above-mentioned fly ash building rubbish is non-burning brick, is carried out in accordance with the following steps:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then enter with stone crusher
Row is pulverized, and sieves 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh, granules more than 50 mesh-100 mesh and 100 mesh with multi-layer classification
Stack standby respectively；
(2) successively load weighted flyash, alkali-activator, building waste, alkali proof fiber and water are added blender
In, stirring mixing 3 minutes；Described building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 10%, 4 mesh-28
Mesh 20%, 28 mesh-50 mesh 50%, 50 mesh-100 mesh 20%.(3) material that stirring mixes enters brickmaking machine mould through conveyer
In tool, being pressed the compound in mould through automatic hydraulic press, pressing pressure is at 10-20Mpa；
(4) demoulding after the product natural curing after molding 2 hours, demolded article enters temperature 22 DEG C, and relative humidity is
Maintenance 60 hours in the curing kilns of 85%.
Non-burning brick light weight prepared by the present embodiment, for the 2/3 of normal concrete；Comprcssive strength can reach 28Mpa；Anti-
Freeze, anti-permeability performance good；Sound insulation value is good.
Embodiment 3
A kind of fly ash building rubbish is non-burning brick, is made up of the component of following parts by weight: 100 parts of flyash, and alkalescence swashs
Send out agent 20 parts, 40 parts of water, building waste 1000 parts, alkali proof fiber 0.5 part.
Described building waste is by waste concrete, and useless brick, waste marble is constituted according to mass ratio 1:1:1 mixing.
Described alkali-activator is caustic soda, sodium silicate, Calx, Natrii Sulfas, and soda mixes according to mass ratio 1:1:1:1:1
Constitute.
The preparation method that above-mentioned fly ash building rubbish is non-burning brick, is carried out in accordance with the following steps:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then enter with stone crusher
Row is pulverized, and sieves 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh, granules more than 50 mesh-100 mesh and 100 mesh with multi-layer classification
Stack standby respectively；
(2) successively load weighted flyash, alkali-activator, building waste, alkali proof fiber and water are added blender
In, stirring mixing 7 minutes；Described building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 20%, 4 mesh-28
Mesh 30%, 28 mesh-50 mesh 25%, 50 mesh-100 mesh 25%.
(3) material that stirring mixes is in conveyer enters brickmaking machine mould, through automatic hydraulic press in mould
Compound be pressed, pressing pressure is at 20Mpa；
(4) demoulding after the product natural curing after molding 4 hours, demolded article enters temperature 27 DEG C, and relative humidity is
Maintenance 80 hours in the curing kilns of 95%.
Non-burning brick light weight prepared by the present embodiment, for the 2/3 of normal concrete；Comprcssive strength can reach 29Mpa；Anti-
Freeze, anti-permeability performance good；Sound insulation value is good.
Embodiment 4
A kind of fly ash building rubbish is non-burning brick, is made up of the component of following parts by weight: 100 parts of flyash, and alkalescence swashs
Send out agent 15 parts, 30 parts of water, building waste 600 parts, alkali proof fiber 0.4 part, 2 parts of slips stone.
Described building waste is by waste concrete, and useless brick, waste marble is constituted according to mass ratio 1:1:1 mixing.
Described alkali-activator is caustic soda, sodium silicate, Calx, Natrii Sulfas, and soda mixes according to mass ratio 1:1:1:1:1
Constitute.
The preparation method that above-mentioned fly ash building rubbish is non-burning brick, is carried out in accordance with the following steps:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then enter with stone crusher
Row is pulverized, and sieves 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh, granules more than 50 mesh-100 mesh and 100 mesh with multi-layer classification
Stack standby respectively；
(2) successively load weighted flyash, alkali-activator, building waste, slips stone, alkali proof fiber and water are added
In blender, stirring mixing 5 minutes；Described building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 20%, and 4
Mesh-28 mesh 40%, 28 mesh-50 mesh 20%, 50 mesh-100 mesh 20%.
(3) material that stirring mixes is in conveyer enters brickmaking machine mould, through automatic hydraulic press in mould
Compound be pressed, pressing pressure is at 15Mpa；
(4) demoulding after the product natural curing after molding 3 hours, demolded article enters temperature 25 DEG C, and relative humidity is
Maintenance 72 hours in the curing kilns of 90%.
Non-burning brick light weight prepared by the present embodiment, for the 2/3 of normal concrete；Comprcssive strength can reach 50Mpa；Anti-
Freeze, anti-permeability performance good；Sound insulation value is good；Heat-proof quality is good.
Embodiment 5
A kind of fly ash building rubbish is non-burning brick, is made up of the component of following parts by weight: 100 parts of flyash, and alkalescence swashs
Send out agent 15 parts, 30 parts of water, building waste 600 parts, alkali proof fiber 0.4 part, 2 parts of red beautiful soil.
Described building waste is by waste concrete, and useless brick, waste marble is constituted according to mass ratio 1:1:1 mixing.
Described alkali-activator is caustic soda, sodium silicate, Calx, Natrii Sulfas, and soda mixes according to mass ratio 1:1:1:1:1
Constitute.
The preparation method that above-mentioned fly ash building rubbish is non-burning brick, is carried out in accordance with the following steps:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then enter with stone crusher
Row is pulverized, and sieves 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh, granules more than 50 mesh-100 mesh and 100 mesh with multi-layer classification
Stack standby respectively；
(2) successively load weighted flyash, alkali-activator, building waste, Chi Yutu, alkali proof fiber and water are added
In blender, stirring mixing 5 minutes；Described building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 20%, and 4
Mesh-28 mesh 40%, 28 mesh-50 mesh 20%, 50 mesh-100 mesh 20%.
(3) material that stirring mixes is in conveyer enters brickmaking machine mould, through automatic hydraulic press in mould
Compound be pressed, pressing pressure is at 15Mpa；
(4) demoulding after the product natural curing after molding 3 hours, demolded article enters temperature 25 DEG C, and relative humidity is
Maintenance 72 hours in the curing kilns of 90%.
Non-burning brick light weight prepared by the present embodiment, for the 2/3 of normal concrete；Comprcssive strength can reach 50Mpa；Anti-
Freeze, anti-permeability performance good；Sound insulation value is good；Heat-proof quality is good.
Claims (5)
1. a fly ash building rubbish is non-burning brick, it is characterised in that be made up of the component of following parts by weight: flyash 100
Part, alkali-activator 5-20 part, water 20-40 part, building waste 400-1000 part, alkali proof fiber 0.1-0.5 part.
The most according to claim 1, a kind of fly ash building rubbish is non-burning brick, it is characterised in that described alkali-activator is severe
One or more in property sodium, sodium silicate, Calx, Natrii Sulfas, soda.
The most according to claim 1, a kind of fly ash building rubbish is non-burning brick, it is characterised in that described building waste is for useless mixed
One or more in solidifying soil, useless brick, waste marble.
4. the preparation method that fly ash building rubbish described in claim 1 is non-burning brick, it is characterised in that enter in accordance with the following steps
OK:
(1) by building waste through large-scale broken hammer or crusher in crushing to less than 100 millimeters, then carry out powder with stone crusher
Broken, sieve 2 mesh-4 mesh, 4 mesh-28 mesh, 28 mesh-50 mesh with multi-layer classification, granules more than 50 mesh-100 mesh and 100 mesh is respectively
Stack standby；
(2) successively load weighted flyash, alkali-activator, building waste, alkali proof fiber and water are added in blender, stir
Mix mixing 3-7 minute；
(3) material that stirring mixes is in conveyer enters brickmaking machine mould, through automatic hydraulic press to mixing in mould
Conjunction material is pressed, and pressing pressure is at 10-20Mpa；
(4) demoulding after the product natural curing after molding 2-4 hour, demolded article enters temperature 22-27 DEG C, and relative humidity is
Maintenance 60-80 hour in the curing kilns of 85-95%.
The preparation method that the most according to claim 4, fly ash building rubbish is non-burning brick, it is characterised in that step (2) is described
Building waste rubbish is distributed as according to the particle diameter of percentage by weight: 2 mesh-4 mesh 10-30%, 4 mesh-28 mesh 20-60%, 28 mesh-50 mesh
20-50%, 50 mesh-100 mesh 10-40%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610652788.3A CN106242415A (en) | 2016-08-10 | 2016-08-10 | A kind of fly ash building rubbish is non-burning brick and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610652788.3A CN106242415A (en) | 2016-08-10 | 2016-08-10 | A kind of fly ash building rubbish is non-burning brick and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106242415A true CN106242415A (en) | 2016-12-21 |
Family
ID=58078778
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| CN201610652788.3A Pending CN106242415A (en) | 2016-08-10 | 2016-08-10 | A kind of fly ash building rubbish is non-burning brick and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032744A (en) * | 2017-04-28 | 2017-08-11 | 防城港市海河堤管理站 | A kind of building block and preparation method thereof |
| CN111548071A (en) * | 2020-05-21 | 2020-08-18 | 成都因纳维特科技有限公司 | Environment-friendly regenerated baking-free brick and preparation method thereof |
| CN111943565A (en) * | 2020-08-25 | 2020-11-17 | 郑州上力建材有限公司 | Novel environment-friendly building material and manufacturing method thereof |
| CN112321218A (en) * | 2020-11-20 | 2021-02-05 | 张延年 | Multi-solid waste composite utilization type non-sintered brick and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032744A (en) * | 2017-04-28 | 2017-08-11 | 防城港市海河堤管理站 | A kind of building block and preparation method thereof |
| CN111548071A (en) * | 2020-05-21 | 2020-08-18 | 成都因纳维特科技有限公司 | Environment-friendly regenerated baking-free brick and preparation method thereof |
| CN111943565A (en) * | 2020-08-25 | 2020-11-17 | 郑州上力建材有限公司 | Novel environment-friendly building material and manufacturing method thereof |
| CN112321218A (en) * | 2020-11-20 | 2021-02-05 | 张延年 | Multi-solid waste composite utilization type non-sintered brick and preparation method thereof |
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Application publication date: 20161221 |