CN104072049B - A kind of concrete for making method suppressing alkaline residue chloride to discharge - Google Patents
A kind of concrete for making method suppressing alkaline residue chloride to discharge Download PDFInfo
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- CN104072049B CN104072049B CN201410335565.5A CN201410335565A CN104072049B CN 104072049 B CN104072049 B CN 104072049B CN 201410335565 A CN201410335565 A CN 201410335565A CN 104072049 B CN104072049 B CN 104072049B
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- layer
- core
- flyash
- alkaline residue
- foaming layer
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- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title claims abstract description 21
- 239000004567 concrete Substances 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005187 foaming Methods 0.000 claims abstract description 50
- 239000011521 glass Substances 0.000 claims abstract description 37
- 239000000428 dust Substances 0.000 claims abstract description 29
- 239000010881 fly ash Substances 0.000 claims abstract description 29
- 239000012190 activator Substances 0.000 claims abstract description 28
- 239000000843 powder Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000004568 cement Substances 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 19
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 18
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000010457 zeolite Substances 0.000 claims abstract description 18
- YLGXILFCIXHCMC-JHGZEJCSSA-N methyl cellulose Chemical compound COC1C(OC)C(OC)C(COC)O[C@H]1O[C@H]1C(OC)C(OC)C(OC)OC1COC YLGXILFCIXHCMC-JHGZEJCSSA-N 0.000 claims abstract description 10
- 239000002893 slag Substances 0.000 claims abstract description 9
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 18
- 239000002002 slurry Substances 0.000 claims description 17
- 239000011435 rock Substances 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 8
- 239000013067 intermediate product Substances 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 7
- 239000007795 chemical reaction product Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims description 3
- 238000005345 coagulation Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 238000005245 sintering Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000010883 coal ash Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000006063 cullet Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000010430 carbonatite Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000009621 Solvay process Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 125000005619 boric acid group Chemical group 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Classifications
-
- 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
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to a kind of concrete for making method suppressing alkaline residue chloride to discharge, it is made up of the raw material of following quality proportioning: 100 parts of cement, 20 60 parts of haydites, 40 60 parts of flyash, 30 40 parts of fine sands, 40 60 slag powders and 25 45 parts of water, it is characterized in that: described haydite is three-layer composite structure, being respectively core, middle foaming layer and crust layer from the inside to the outside, sandwich layer includes alkaline residue, glass dust, flyash and alkali-activator composition；Middle foaming layer is made up of glass dust, shale and methyl cellulose ether, and crust layer is made up of cement, glass dust, flyash, natural zeolite and alkali-activator.Comprising substantial amounts of alkaline residue in the core of the haydite that the present invention uses, reduce the alkaline residue pollution to environment, the making of haydite simultaneously is carried out completely under normal temperature environment, it is no longer necessary to high-temperature sintering process, saves energy and reduces in sintering process the pollution to environment.
Description
Technical field
The present invention relates to a kind of concrete for making method, especially relate to a kind of coagulation limiting the release of alkaline residue chloride
Soil manufacture method.
Background technology
Haydite is exactly the granule of ceramic.The external appearance characteristic rounded or oval-shaped ball of major part of haydite, but also have
Imitative rubble haydite is not circular or oval-shaped ball, and in irregular rubble shape.Haydite shape is different because technique is different.It
Surface is one layer of hard shell, and this layer of shell is ceramic or enamel, has water proof and protects gas effect, and it is higher to give haydite
Intensity.The appearance color of haydite is different and different with technique because of the raw material used.The color of roasting haydite be mostly kermesinus,
Ember, also having some special kinds is lark, grey black, canescence, cinerous etc..
Alkaline residue is the waste residue of discharge in industrial ammonia-soda process alkali producing process, becomes difficult owing to it contains substantial amounts of chloride
With the solid waste processed, the alkaline residue that alkali factory discharges for a long time occupies substantial amounts of arable land, and chloride also can be to ring
Border causes to be polluted greatly and destroys.
Alkaline residue is used in architecture engineering material, is particularly applied to make xoncrete structure.Alkaline residue is utilized to prepare
Concrete, but chloride therein can produce corrosion to reinforcing bar, can bring the hidden danger of quality to engineering.
Chinese invention patent CN201110409374.5 discloses " the low energy consumption lightweight alkaline residue porcelain granule that a kind of efficient profit is useless
Manufacture method ".This haydite is three-layer composite structure, and including occupy-place cellular cores, middle foaming layer and crust layer, occupy-place is many
Hole sandwich layer by fragmentation granular polystyrene mixing alkaline residue and add interfacial agents VAE emulsion and water stirring balling-up, wherein alkaline residue consumption is
60-80wt%, waste glass powder are 20-40wt%, and alkaline residue and glass dust summation are 100wt%, and broken granular polystyrene is alkaline residue and cullet
The 0.02-0.04wt% of powder total amount；Middle foaming layer is made up of cullet, shale, carbon dust and methyl cellulose ether, its weight group
Becoming: cullet 60-80wt%, shale 20-40wt%, the summation of cullet and shale is 100wt%, carbon dust be waste glass powder and
The 0.2-0.4wt% of shale total amount, methyl cellulose ether is waste glass powder and the 1-3wt% of shale total amount;Crust layer by glass dust,
Shale, boric acid form, and waste glass powder consumption is 10-30wt%, and shale is that the total amount of 70-90wt%, waste glass powder and shale is
100%wt, boric acid is waste glass powder and the 3-5wt% of shale total amount.
Although the haydite in this patent can play the part effect of chloride dissolution in suppression alkaline residue in theory, but should
If the haydite of patent is used for making concrete, it will be in rich water environment for a long time, and water still can infiltrate through multi-hole center
In Ceng, and chloride or can partly ooze out corrosion steel under the effect of water.Additionally, the cost of manufacture of this haydite is relatively
Height, needs to be sintered.
Concrete material is a kind of durable material, but is substantially a kind of porous material heterogeneous, in titanium dioxide
Under the corrosion function of the medium of carbon, water, chloride ion, sulfate etc., unavoidably affected by foeign element and corroded, coagulation
Soil can accelerate the failure, and service life is greatly shortened.So, when using haydite as concrete batching, it is necessary to control alkali very well
Chloride in slag.
Summary of the invention
The present invention devises a kind of concrete for making method suppressing alkaline residue chloride to discharge, and it solves the technical problem that
It is the concrete utilizing alkaline residue to prepare in prior art, but chloride therein can produce corrosion to reinforcing bar, can bring to engineering
The hidden danger of quality.
In order to solve the technical problem of above-mentioned existence, present invention employs below scheme:
A kind of concrete suppressing alkaline residue chloride to discharge, is made up of the raw material of following quality proportioning: 100 parts of cement,
20-60 part haydite, 40-60 part flyash, 30-40 part fine sand, 40-60 slag powders and 25-45 part water, it is characterised in that: institute
Stating haydite is three-layer composite structure, the most respectively core, middle foaming layer and crust layer, and sandwich layer includes alkaline residue, glass
Powder, flyash and alkali-activator composition；Middle foaming layer is made up of glass dust, shale and methyl cellulose ether, duricrust
Layer is made up of cement, glass dust, flyash, natural zeolite and alkali-activator.
Further, alkali-activator is made up of potassium hydroxide and water, and both mass ratioes are 1:49.
Further, the mass ratio of the alkaline residue in core, glass dust, flyash, natural zeolite and alkali-activator is: 4:
3:3:1:3.
Further, in middle foaming layer, the mass ratio of glass dust, shale and methyl cellulose ether is: 60:20:3.
Further, in crust layer, the mass ratio of cement, glass dust, flyash, natural zeolite and alkali-activator is: 5:
2:2:1:3.Cement can be silicate 425# cement.
Further, a diameter of 7-12mm of core, the thickness of middle foaming layer is 2-3mm, and crust layer thickness is 3-4mm.
Further, the mass ratio of core, middle foaming layer and crust layer is 3:1:2.
This concrete for making method that alkaline residue chloride can be suppressed to discharge is as follows:
Step 1, making core；First the most proportionally toward in the mixture of siccative alkaline residue, glass dust, natural zeolite and flyash
Add alkali-activator, be stirred, then pass through machine or be manually kneaded into the ball of a diameter of 7-12mm, placing 24-48 little
Core is formed time after；
Step 2, it is formed uniformly middle foaming layer on core surface；Then the core that step 1 prepares is put into equipped with centre
In the pan-pelletizer of foaming layer siccative, start into ball tray so that middle foaming layer siccative fully wrapped around live during core surface obtains
Between product, and the thickness of middle foaming layer is 2-3mm；
Step 3, middle foaming layer outer surface formed crust layer；By shell powder cement good for proportioning, glass dust, fine coal
Ash and natural zeolite add alkali-activator mix and blend, form crust layer slurry；Step 2 gained intermediate product is put into equipped with
In the one-tenth ball tray of crust layer slurry, start into ball tray and be allowed to rock, rock the time of 60-120 second, finally make crust layer
Slurry is wrapped in middle foaming layer surface uniformly, after naturally drying 24-48 hour, forms the haydite of package structure；Core,
The mass ratio of middle foaming layer and crust layer is 3:1:2;
Step 4, by 100 parts of cement, the haydite of 20-60 part step 3 gained, 40-60 part flyash, 30-40 part fine sand,
40-60 slag powders and 25-45 part water carry out being mixed and stirred for uniformly, obtaining end product concrete.
This concrete that alkaline residue chloride can be suppressed to discharge has the advantages that
(1) core of the haydite that the present invention uses comprises substantial amounts of alkaline residue, reduce the alkaline residue pollution to environment, make pottery simultaneously
Grain making carry out under normal temperature environment completely, it is no longer necessary to high-temperature sintering process, save energy and reduce in sintering process right
The pollution of environment.
(2) present invention uses alkali-activator in core and crust layer, and the hydroxide in alkali-activator is to fine coal
Ash has alkaline excitation effect, and the flyash after alkali-activated carbonatite can suppress the release of chloride ion well.
(3) present invention is provided with middle foaming layer between core and crust layer so that it is foams and makes core and crust layer
Between combine closely so that alkaline residue and external environment are isolated, and what is more important can be in the process of intermediate layer foaming simultaneously
Middle flyash after alkali-activated carbonatite is wrapped in core surface by the way of expansion extrudes, it is to avoid the appearance in sphere space, thus
Extraneous water is avoided to enter and discharged by the chloride in alkaline residue.
(4) core of the present invention and crust layer add natural zeolite as crystal seed, the effect machine in coal ash alkali cementitious matter
Reason, crystal seed can improve coal ash alkali cementitious matter process of hydration kinetics, improves this cementitious matter hardenite physical and mechanical property, shortens
Cementitious matter setting time.
(5) crust layer of the present invention uses cement material, and cement material can further make the chloride in alkaline residue not
Easily dissolution.
Detailed description of the invention
Below in conjunction with embodiment, the present invention will be further described:
Embodiment 1:
Step 1, making core；
First proportionally toward siccative 400g alkaline residue, 300g glass dust, 100g natural zeolite and the mixture of 300g flyash
Middle addition 300g alkali-activator, in alkali-activator, 6g potassium hydroxide and 294g water, be stirred, then by machine or people
Work is kneaded into multiple balls of a diameter of 7-12mm, forms core after placing 24-48 hour；
Step 2, it is formed uniformly middle foaming layer on core surface；Middle foaming layer siccative by 600g glass dust, 200g page
Rock and 30g methyl cellulose ether are uniformly mixed.
Then the core that step 1 prepares is put in the pan-pelletizer equipped with middle foaming layer siccative, start into ball tray, make
Obtain the fully wrapped around firmly core surface of middle foaming layer siccative and obtain intermediate product, and the thickness of middle foaming layer is 2-3mm；
Step 3, middle foaming layer outer surface formed crust layer；By shell powder 500g cement good for proportioning, 200g glass
Glass powder, 200g flyash and 100g natural zeolite add 300g alkali-activator mix and blend, 6g hydroxide in alkali-activator
Potassium and 294g water, form crust layer slurry；Multiple intermediate products of step 2 gained are put into the balling-up torr equipped with crust layer slurry
In dish, start into ball tray and be allowed to rock, rock the time of 60-120 second, in finally making crust layer slurry be wrapped in uniformly
Between foaming layer surface, after naturally drying 24-48 hour, formed package structure haydite；
Step 4, by 10kg cement, the haydite of 5kg step 3 gained, 5kg flyash, 3kg part fine sand, 4kg slag powders and
4kg water carries out being mixed and stirred for uniformly, obtaining end product concrete.
Embodiment 2:
Step 1, making core；
First proportionally toward siccative 400g alkaline residue, 300g glass dust, 100g natural zeolite and the mixture of 300g flyash
Middle addition 300g alkali-activator, in alkali-activator, 6g potassium hydroxide and 294g water, be stirred, then by machine or people
Work is kneaded into multiple balls of a diameter of 7-12mm, forms core after placing 24-48 hour；
Step 2, it is formed uniformly middle foaming layer on core surface；Middle foaming layer siccative by 600g glass dust, 200g page
Rock and 30g methyl cellulose ether are uniformly mixed.
Then the core that step 1 prepares is put in the pan-pelletizer equipped with middle foaming layer siccative, start into ball tray, make
Obtain the fully wrapped around firmly core surface of middle foaming layer siccative and obtain intermediate product, and the thickness of middle foaming layer is 2-3mm；
Step 3, middle foaming layer outer surface formed crust layer slurry；By shell powder 500g cement good for proportioning,
200g glass dust, 200g flyash and 100g natural zeolite add 300g alkali-activator mix and blend, 6g in alkali-activator
Potassium hydroxide and 294g water, form crust layer slurry；Multiple intermediate products of step 2 gained are put into equipped with crust layer slurry
Become in ball tray, start into ball tray and be allowed to rock, rock the time of 60-120 second, finally make crust layer slurry wrap uniformly
It is rolled in middle foaming layer surface, after naturally drying 24-48 hour, forms the haydite of package structure；
Step 4, by 10kg cement, the haydite of 6kg step 3 gained, 5kg flyash, 4kg part fine sand, 5kg slag powders and
4.5kg water carries out being mixed and stirred for uniformly, obtaining end product concrete.
Embodiment 3:
Step 1, making core；
First the most proportionally toward in the mixture of siccative 400g alkaline residue, 300g glass dust, 10g natural zeolite and 300g flyash
Adding 300g alkali-activator, in alkali-activator, 6g potassium hydroxide and 294g water, be stirred, then by machine or artificial
It is kneaded into multiple balls of a diameter of 7-12mm, after placing 24-48 hour, forms core；
Step 2, it is formed uniformly middle foaming layer on core surface；Middle foaming layer siccative by 600g glass dust, 200g page
Rock and 30g methyl cellulose ether are uniformly mixed.
Then the core that step 1 prepares is put in the pan-pelletizer equipped with middle foaming layer siccative, start into ball tray, make
Obtain the fully wrapped around firmly core surface of middle foaming layer siccative and obtain intermediate product, and the thickness of middle foaming layer is 2-3mm；
Step 3, middle foaming layer outer surface formed crust layer slurry；By shell powder 500g cement good for proportioning,
200g glass dust, 200g flyash and 10g natural zeolite add 300g alkali-activator mix and blend, 6g hydrogen in alkali-activator
Potassium oxide and 294g water, form crust layer slurry；Multiple intermediate products of step 2 gained are put into the one-tenth equipped with crust layer slurry
In ball tray, start into ball tray and be allowed to rock, rock the time of 60-120 second, finally make crust layer slurry wrap up uniformly
On middle foaming layer surface, after naturally drying 24-48 hour, form the haydite of package structure；
Step 4, by 10kg cement, the haydite of 5kg step 3 gained, 4kg flyash, 4kg part fine sand, 4kg slag powders and
3kg water carries out being mixed and stirred for uniformly, obtaining end product concrete.
Claims (1)
1. can suppress the concrete for making method that alkaline residue chloride discharges, the described coagulation suppressing alkaline residue chloride to discharge
Soil, is made up of the raw material of following quality proportioning: 100 parts of cement, 20-60 part haydite, 40-60 part flyash, 30-40 part fine sand,
40-60 slag powders and 25-45 part water, it is characterised in that: described haydite is three-layer composite structure, the most respectively ball
Core, middle foaming layer and crust layer, core is made up of alkaline residue, glass dust, flyash and alkali-activator；Middle foaming layer by
Glass dust, shale and methyl cellulose ether composition, crust layer is swashed by cement, glass dust, flyash, natural zeolite and alkalescence
Send out agent composition；Alkali-activator is made up of potassium hydroxide and water, and both mass ratioes are 1:49；Alkaline residue in core, glass
The mass ratio of powder, flyash, natural zeolite and alkali-activator is: 4:3:3:1:3；Glass dust, shale in middle foaming layer
And the mass ratio of methyl cellulose ether is: 60:20:3；Cement, glass dust, flyash, natural zeolite and alkali in crust layer
The mass ratio of property exciting agent is: 5:2:2:1:3；The a diameter of 7-12mm of core, the thickness of middle foaming layer is 2-3mm, crust layer
Thickness is 3-4mm；The mass ratio of core, middle foaming layer and crust layer is 3:1:2, and the method comprises the following steps:
Step 1, making core；The most proportionally add in the mixture of siccative alkaline residue, glass dust, natural zeolite and flyash
Alkali-activator, is stirred, and then passes through machine or is manually kneaded into the ball of a diameter of 7-12mm, after placing 24-48 hour
Form core；
Step 2, it is formed uniformly middle foaming layer on core surface；Then the core that step 1 prepares is put into and foam equipped with centre
In the pan-pelletizer of layer siccative, start into ball tray so that the fully wrapped around firmly core surface of middle foaming layer siccative obtains middle product
Thing, and the thickness of middle foaming layer is 2-3mm；
Step 3, middle foaming layer outer surface formed crust layer；By shell powder cement good for proportioning, glass dust, flyash and
Natural zeolite adds alkali-activator mix and blend, forms crust layer slurry；Step 2 gained intermediate product is put into equipped with duricrust
In the one-tenth ball tray of layer slurry, start into ball tray and be allowed to rock, rock the time of 60-120 second, finally make crust layer slurry
It is wrapped in middle foaming layer surface uniformly, after naturally drying 24-48 hour, forms the haydite of package structure；Core, centre
The mass ratio of foaming layer and crust layer is 3:1:2;
Step 4, by 100 parts of cement, the haydite of 20-60 part step 3 gained, 40-60 part flyash, 30-40 part fine sand, 40-60
Slag powders and 25-45 part water carry out being mixed and stirred for uniformly, obtaining end product concrete.
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| CN201410335565.5A CN104072049B (en) | 2014-07-15 | 2014-07-15 | A kind of concrete for making method suppressing alkaline residue chloride to discharge |
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| CN201410335565.5A CN104072049B (en) | 2014-07-15 | 2014-07-15 | A kind of concrete for making method suppressing alkaline residue chloride to discharge |
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| CN110590188B (en) * | 2019-08-29 | 2020-12-18 | 泰山玻璃纤维邹城有限公司 | Processing method of waste glass fiber powder |
| CN115925390B (en) * | 2023-01-10 | 2023-07-07 | 郑州大学 | A kind of multi-layer high-strength thermal insulation ceramsite and its preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN85100118A (en) * | 1985-04-01 | 1986-07-09 | 清华大学 | Manufacturing process of zeolite ceramsite |
| CN1100398A (en) * | 1993-09-16 | 1995-03-22 | 刘生泰 | Method for producing ceramic sand & ceramsite with caustic sludge and coal ash |
| CN1197050A (en) * | 1997-04-18 | 1998-10-28 | 青岛市应用化学建材厂 | Non-sintering powdered coal ash ceramic pellets and its prodn. method |
| CN101357840B (en) * | 2007-08-03 | 2012-01-04 | 天津壹生环保科技有限公司 | Baking-free type refuse burning flyash haydite and manufacturing method thereof |
| JP2010275155A (en) * | 2009-05-29 | 2010-12-09 | Zyuku Ltd | Concrete composition, concrete structure and block for fish reef or spawning reef |
| CN101759384B (en) * | 2009-12-30 | 2011-11-16 | 北京工业大学 | Alkaline residue porcelain granule having package structure and manufacturing method thereof |
| CN102515821B (en) * | 2011-12-09 | 2013-11-06 | 北京工业大学 | Method for producing alkaline residue ceramsite with high efficiency, waste utilization, low energy consumption and light weight |
| CN103553457B (en) * | 2013-10-16 | 2015-03-18 | 青岛磊鑫混凝土有限公司 | Salt corrosion resistant concrete |
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