CN103864353A - Autoclaved ash slag ore sand brick and production method thereof - Google Patents

Autoclaved ash slag ore sand brick and production method thereof Download PDF

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Publication number
CN103864353A
CN103864353A CN201210535931.2A CN201210535931A CN103864353A CN 103864353 A CN103864353 A CN 103864353A CN 201210535931 A CN201210535931 A CN 201210535931A CN 103864353 A CN103864353 A CN 103864353A
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CN
China
Prior art keywords
brick
sand
ore
production
ore sand
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Pending
Application number
CN201210535931.2A
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Chinese (zh)
Inventor
武志国
季原
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TIANJIN GUOWEI TECHNOLOGY Co Ltd
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TIANJIN GUOWEI TECHNOLOGY Co Ltd
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Priority to CN201210535931.2A priority Critical patent/CN103864353A/en
Publication of CN103864353A publication Critical patent/CN103864353A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The invention relates to an autoclaved ash slag ore sand brick for production of bricks from various types of industrial waste residues, building waste, liver sand, gravel soil and the like. According to the present invention, a MSH polymerization cementing material is applied, and a large amount of waste residues and waste materials can be doped under conditions of no cement and no calcining to produce bricks, wherein the MSH polymerization cementing material is a powdery physically-synthesized cementing material, and applies a physical reduction method to provide effects of activation, modification, curing and condensation on various types of raw materials used for brick production through an atomization reaction so as to cement various types of the raw materials; and the autoclaved ash slag ore sand brick is manufactured from the MSH polymerization cementing material, more than 50% of ore sand and other auxiliary materials, wherein various indexes of the autoclaved ash slag ore sand brick can become the substitute of the traditional clay fired bricks.

Description

Steam pressure lime-ash ore in sand form brick and preparation method thereof
Technical field:
The present invention relates to a kind of heavy-load bearing brick for building and preparation method thereof.Particularly a kind of steam pressure lime-ash ore in sand form brick and preparation method thereof.
Background technology:
" clay brick " that tradition is used not only consumes soil in large quantities, and consumes in a large number coal, along with the development of civil engineering, will cause a large amount of wastes of resource.
In order to save natural resources, a lot of " Novel bricks " without clay are there are.This series products can be divided into two classes substantially, that is: " cement compacting furring tile " and " Composite Sintering furring tile ", " cement compacting furring tile " need to consume cement, and " Composite Sintering furring tile " still needs sintering, in sintering process, still to consume the energy and improve cost.Especially " cement compacting furring tile " and " Composite Sintering furring tile " technical feature own do not reach the requirement of load-bearing technical indicator, when for buildings, must adopt skeleton construction, and then increase building cost, compared with traditional clay brick, the cost of every square meter will exceed hundreds of units, does not meet the megatrend of construction industry development and builder and house purchaser's fundamental interests completely.
In order to manufacture the heavy-load bearing brick without clay, such as the patent No. be 96122110.0 the invention of " a kind of no-baking bearing brick ", the making method of the heavy-load bearing brick that contains building waste or slag in a kind of aggregate and stopping composition is disclosed, in the method, although without entering klining knot, in the time of moulding, every brick needs 275kg/cm 2above pressure, and need to airing under the condition of natural light, maintenance 20-30 days.This invention is fine, has solved building waste, slag problem.And making method is non-sintered, solve waste and the consumption of the energy.But first what focus on be recycling economy sustainable development and environmental issue for invention, see that the quantity of this waste ensures property and the hazardness to environment, sees again the cheap property of its cost, the adaptability of market price.Building waste no doubt will be processed, from development, the needed insufficient raw material of large-scale production, differ in quantity of slag various places, continuous production can not ensure, procurement price is also higher, in addition, exempting from roasting aftershaping brick has three kinds of health-preserving methods can use (high-pressure steaming and cultivating, High-temperature Curing, natural Health preservation) maintenance of airing 20-30 days is fine, advantage is without the energy, shortcoming is that occupied ground is large, conditioned time is long, the brick that large-scale production is a large amount of, floor space is excessive, conditioned time is long, supply builder can not meet requirement sometimes, therefore penetration and promotion difficulty is large.It is a kind of with fly ash in electric power plant that the patent No. is that 03146322.3 " a kind of production technique of no-baking bearing brick " discloses, alkaline residue, little rock ballast, Portland clinker, gypsum etc. be raw material after machine-processed moulding, must be through entering kiln vapor cure after nearly 10 hours, natural curing 7-10 days.This method is also fine, by several waste residues and cement clinker in conjunction with brickmaking, with high temperature kiln maintaining production be more satisfactory.Problem is to add cement clinker to equal, by manufacture of cement, to have increased cost, also takes natural curing 7-10 days after kiln maintenance, is not suitable for large-scale production.
Summary of the invention:
The present invention aims to provide a kind of steam pressure lime-ash ore in sand form brick and preparation method thereof, and it adopts common iron sand is main raw material, forms as batching in conjunction with all kinds of " wastes "; The making processes flames of anger, without waste gas, free from dust, without waste water, low water consumption, low power consumption; Every basic mechanical design feature index of products made thereby is all up to state standards.
Technical scheme of the present invention:
One, according to following weight ratio batching:
Major ingredient:
Ore in sand form stone 45-75%,
Auxiliary material:
Flyash 15-25%,
Coarse whiting stone 4-8%,
Calcium Carbide Ash 3-6%
Grain slag 1-3%
Slag 2-4%,
The solidifying material of the special MSH polymerization of ore in sand form 2-3%, (self-control: by crystal seed, cream powder, calcium powder, silica flour, dry powder wood calcium, great Bai
The materials such as powder form, and above seven kinds of materials respectively account for 14%, and domain of walker is 12%~16%)
Water is appropriate;
Two, making method:
1, raw material processing
Major ingredient ore in sand form is removed to impurity;
Ingredient powder is milled to the particle of 0.05-0.08mm;
2, batching stirs
Major ingredient and auxiliary material are mixed according to aforementioned proportion, and adding 35-40 degree Celsius of hot water to carry out churning time is 5min.
3, all mixed ageings
In aging bunker, ageing warm-up time is 2 hours, and temperature is controlled at 35 degrees Celsius of left and right.
4, mixed grind plasticizing
The material all mixing after ageing is carried out to mixed grind, and by the further homogeneous of mixed grind, closely knit, plasticising, the time is 5min.
5, compression moulding
By the method for the two-sided pressurization of two-sided hydraulic brick machine, be 20MPa at pressure, be slowly 0.5-1min clamping time, makes adobe.
6, steam pressure is solidified
Adobe is sent in autoclave at 174.5 DEG C, in the high pressure steam of 1.2MPa, reacted 8-12 hour, become finished product.
The present invention adopts industrial residue and all kinds of waste in a large number, as building waste, and flyash, gravelly soil, alkaline residue, Calcium Carbide Ash, slag, mine tailing etc., as auxiliary material, have been applied the special solidifying material of MSH polymerization of ore in sand form, are exempting from cement, exempt from, under the condition of roasting, to make heavy-load bearing brick for building.
The special solidifying material of MSH polymerization of ore in sand form is the synthetic gelling material of a kind of pulverous physics, and Applied Physics reduction method, in brickmaking technology, in stirring, ageing, roll in process, various raw materials are played to activation, modification by atomization, permeable reactive, solidify, the effect of condensing, by all kinds of starting material gellings together, although make it not through oversintering, but, due to pectisation, each component condenses into piece, becomes heavy-load bearing brick.
Adopt making method of the present invention to have following positively effect:
1, environmental protection: the main raw material(s) of " steam pressure lime-ash ore in sand form brick " is various ores in sand form, in conjunction with all kinds of " wastes " (as mine tailing, engineering roach, mud, cast used sand, slag etc.), these starting material itself are exactly " waste ", will account for a large amount of soils.We itself are exactly the behavior of environmental protection using these " wastes " as starting material; In process of production, main raw material(s) ore in sand form, without grinding, can directly utilize, and we carry out " environmental protection operation ", and whole production scene realized the flames of anger, without waste gas, free from dust, without features such as waste water, low water consumption, low power consumptions.
2, high-quality: every the key technical indexes of " steam pressure lime-ash ore in sand form brick " is all higher than existing " clay burned brick ", and especially far above all kinds of " Novel bricks ", only wherein " load-bearing " index is just far away higher than existing various " Novel bricks ".On August 30th, 2012, we have passed through the detection of Tianjin material of construction product quality supervision inspection center at " the steam pressure lime-ash ore in sand form brick " of censorship, and result shows, every technical performance index of this pressed brick all exceedes national standard, and material of construction is at the top of one's class; Can be used as the substitute of " clay burned brick ".According to the responsible official of inspection center, at present, in matrix material (reality is mostly that cement the adds flyash) pressed brick of all kinds of censorships, also there is no qualitatively a kind of " steam pressure lime-ash ore in sand form brick " level that can reach us, in existing matrix material brick, ours is best in quality.
3, low cost: " steam pressure lime-ash ore in sand form brick " is because the uniqueness of its raw-material popularity, at a low price property and production technique has determined that its cost will be lower than other " Novel brick ", our main raw material(s), the prices such as such as ore in sand form, engineering roach, mud are very cheap, and many high investments that " firing " technique is brought are exempted, therefore we can effectively be controlled at product cost not in the price higher than tradition " clay burned brick ", simultaneously also lower than the production cost of most brickmaking enterprise.
The bearing wall that the nonweight-bearing holllow building block of existing employing is combined with light skeleton construction, high approximately 900 yuan of every building square meter cost, products made thereby of the present invention, adopt the bearing wall that traditional brick mix structure is combined with light skeleton construction with the nonweight-bearing holllow building block of existing employing to compare, every building square meter is low approximately 150 yuan, and building cost will decline to a great extent.
4, range of application is more extensive: the harm problem of going into overdrive to administer various places CHARACTERISTICS OF TAILINGS SAND for country, " steam pressure lime-ash ore in sand form brick " is in the patent of invention " cement-free calcination-free shale pressing bearing brick and preparation method thereof " (application number: CN200610130713.5) of our company's original application, in technical foundation, strengthen Research intensity, adjust production technique, on the solidifying material of original MSH polymerization basis, increase by two kinds, can be applicable to the various CHARACTERISTICS OF TAILINGS SAND in various places, cost is cheaper simultaneously, selection is more extensive, the various CHARACTERISTICS OF TAILINGS SAND ratios of mixing are higher, it (is with Zunhua at present that the indices of product is produced higher than " the steam pressure lime-ash shale brick company standard " of national standard by my company completely, Qian'an, Handan three ground iron sands are raw material), the quality product of manufacturing is completely higher than current domestic various like products, therefore there is the feasibility that orients towards the whole country and promote.
Embodiment:
1, according to following weight ratio batching:
Major ingredient:
Ore in sand form 65kg is produced in Zunhua,
Auxiliary material:
2, raw material processing
Ore in sand form is removed to impurity;
Auxiliary material is mixed, and grinding is to the particle of 0.05-0.08mm;
3, batching stirs
In major ingredient and auxiliary material mixture, adding 35 degrees Celsius of hot water to carry out churning time is 5min.
4, all mixed ageings
Carry out ageing by aging bunker, the time is 2-3 hour, and temperature is controlled at 35 degrees Celsius of left and right.
5, mixed grind plasticizing
The material all mixing after slaking is being carried out to mixed grind by efficient satellite gear mill, and the time is 5min, reaches homogeneous, closely knit, plasticising.
6, compacting
Method with two-sided hydraulic brick machine with two-sided pressurization, the setting pressure of slowly pressurizeing is 20MPa, be 0.5-1min clamping time.
7, steam pressure is solidified
Adobe is sent in autoclave at 174.5 DEG C, in the high pressure steam of 1.2MPa, reacted 10 hours, become finished product.

Claims (2)

1. cement-free calcination-free ore in sand form pressing bearing brick, is characterized in that it comprises following component;
According to following weight ratio:
Major ingredient:
Ore in sand form stone 45-75%,
Auxiliary material:
The solidifying material of the special MSH polymerization of ore in sand form 2-3%, (self-control: be made up of materials such as crystal seed, cream powder, calcium powder, silica flour, dry powder, wooden calcium, chalk powders, above seven kinds of materials respectively account for 14%, and domain of walker is 12%-16%).
2. a making method for steam pressure lime-ash ore in sand form brick, is characterized in that its making method is:
(1), raw material processing
Major ingredient ore in sand form is removed to impurity,
Ingredient powder is milled to the particle of 0.05-0.08mm;
(2), batching stirs
Major ingredient and auxiliary material are mixed according to aforementioned proportion, and adding 35-40 degree Celsius of hot water to carry out churning time is 5min;
(3), all mixed ageings
In aging bunker, ageing warm-up time is 2 hours, and temperature is controlled at 35 degrees Celsius of left and right;
(4), mixed grind plasticizing
The material all mixing after ageing is carried out to mixed grind, and by the further homogeneous of mixed grind, closely knit, plasticising, the time is 5min;
(5), compression moulding
By the method for the two-sided pressurization of two-sided hydraulic brick machine, be 20MPa at pressure, be slowly 0.5~1min clamping time, makes adobe;
(6), steam pressure is solidified
Adobe is sent in autoclave at 174.5 DEG C, in the high pressure steam of 1.2MPa, reacted 8-12 hour, become finished product.
CN201210535931.2A 2012-12-13 2012-12-13 Autoclaved ash slag ore sand brick and production method thereof Pending CN103864353A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201210535931.2A CN103864353A (en) 2012-12-13 2012-12-13 Autoclaved ash slag ore sand brick and production method thereof

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Publication Number Publication Date
CN103864353A true CN103864353A (en) 2014-06-18

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106348689A (en) * 2016-08-28 2017-01-25 北海金匠水泥制品有限责任公司 Preparation method of coal ash silicate cement brick filling
CN106348697A (en) * 2016-08-26 2017-01-25 北海金匠水泥制品有限责任公司 Preparation method of ore slag silicate cement brick
CN106365552A (en) * 2016-08-28 2017-02-01 北海金匠水泥制品有限责任公司 Preparation process of portland-pozzolana cement for filling

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101209909A (en) * 2006-12-30 2008-07-02 天津国威科技有限公司 Cement-free calcination-free shale pressing bearing brick and preparation thereof
CN101767972A (en) * 2010-01-18 2010-07-07 武汉理工大学 Mine tailing sand brick and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101209909A (en) * 2006-12-30 2008-07-02 天津国威科技有限公司 Cement-free calcination-free shale pressing bearing brick and preparation thereof
CN101767972A (en) * 2010-01-18 2010-07-07 武汉理工大学 Mine tailing sand brick and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106348697A (en) * 2016-08-26 2017-01-25 北海金匠水泥制品有限责任公司 Preparation method of ore slag silicate cement brick
CN106348689A (en) * 2016-08-28 2017-01-25 北海金匠水泥制品有限责任公司 Preparation method of coal ash silicate cement brick filling
CN106365552A (en) * 2016-08-28 2017-02-01 北海金匠水泥制品有限责任公司 Preparation process of portland-pozzolana cement for filling

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