CN101913902A - Powder ash air-entrained concrete building block and preparation method thereof - Google Patents
Powder ash air-entrained concrete building block and preparation method thereof Download PDFInfo
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- CN101913902A CN101913902A CN2010102470501A CN201010247050A CN101913902A CN 101913902 A CN101913902 A CN 101913902A CN 2010102470501 A CN2010102470501 A CN 2010102470501A CN 201010247050 A CN201010247050 A CN 201010247050A CN 101913902 A CN101913902 A CN 101913902A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B28/18—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 mixtures of the silica-lime type
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0032—Controlling the process of mixing, e.g. adding ingredients in a quantity depending on a measured or desired value
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/48—Foam stabilisers
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a powder ash air-entrained concrete building block and a preparation method thereof. The powder ash air-entrained concrete building block is prepared by adding water to 100-200kg of cement, 350-380kg of lime, 1350-1550kg of powder ash, 1.4-1.5kg of aluminite powder and 0.195-0.205kg of foam stabilizers. The preparation method comprises the following steps of raw material preparation, metering, stirring, pouring in a mould, standing for procuring, demoulding, swinging to cutting parts for cutting, steaming and curing in a reactor and finished product warehousing. The building block has the advantages of light weight, good heat insulation, machinability, convenient construction, wide source of raw materials, high production efficiency, low production energy consumption and good fire protection and sound insulation, wherein the dry volume density of the building block is 500-700kg/m3 and amounts to one third of a clay brick; as a large quantity of air holes and micro holes are arranged inside the building block, the building block has favorable heat insulation; as coarse aggregates are not used, the building block has favorable machinability, can be sawn, dug, drilled and nailed and bonded by bonding materials, thereby providing beneficial conditions for building construction; and the building block belongs to a green environmental-protection product.
Description
Technical field
The present invention relates to a kind of manufacture technology field of autoclave aerated concrete building block, especially refer to a kind of aerated coal ash concrete building block and preparation method thereof.
Background technology
Existing a kind of application number discloses a kind of autoclave aerated concrete building block and preparation method thereof for the Chinese invention patent that the CN200910304521.5 name is called " a kind of phosphorous slag autoclave aerated concrete building block and preparation method thereof ", and it is to add water by phosphorus slag, silica sand, unslaked lime, cement, gypsum and aluminium powder to be prepared from.Compared with prior art, this invention is produced autoclave aerated concrete building block with producing the waste residue that phosphorus produced as the main raw that siliceous composition is provided, and is incubated, and can require to produce the autoclave aerated concrete building block of different stage according to difference.When making full use of the phosphorus slag waste, can also reach or slightly surpass the performance of traditional similar building block, when reducing production costs, reached the purpose of refuse reclamation.But its shortcoming is that the prescription kind is many, and it is relatively poor that the building block weight of production reaches soundproof effect more greatly.Also have a kind of application number to disclose a kind of concrete segment and production technique thereof for the Chinese invention patent that the CN200810020764.1 name is called " autoclave aerated concrete building block and production technique thereof ", it discloses a kind of mine tailing, the autoclave aerated concrete building block that improves the quality and production technique thereof of making full use of, the material prescription of this product is, cement 180-220 kilogram, lime 280-330 kilogram, 2400 kilograms of mine tailings, gypsum 15-150 kilogram, aluminium powder 0.00018-0.0002 kilogram, the operation steps of this production technique is: batching, stirring, injection molding, precuring; Upset, the demoulding; Rip cutting, crosscut; Go into still, steam-cured; The finished product warehouse-in; The advantage of this invention is: by prescription and corresponding a whole set of technology, the handling problem that has successfully solved glassy product waste material-mine tailing is turned waste into wealth; Because make full use of the characteristic of mine tailing, so compare with existing product, hardness is strong, promptly silicon content is higher by 40% than existing product; Mine tailing order number is very little, and ball milling or churning time are short, therefore can save 5 yuan of the electricity charge for every cubic metre.But there is above-mentioned shortcoming equally in it: i.e. it is relatively poor that building block weight reaches soundproof effect more greatly.So above-mentioned prescription and production method thereof all await improving.
Summary of the invention
First technical problem to be solved by this invention is to provide a kind of powder ash air-entrained concrete building block at above-mentioned prior art present situation, has in light weight, good heat insulating, sound-proofing properties is good, fire endurance is high and have the advantage of easy construction.
Second technical problem to be solved by this invention is the production method that a kind of powder ash air-entrained concrete building block is provided at above-mentioned prior art present situation; The concrete segment that this production method prescription is reasonable, manufacture craft simple and produce has the better advantage of quality.
The present invention solves the technical scheme that above-mentioned first technical problem adopts: this powder ash air-entrained concrete building block is characterized in that: the prescription essentially consist of this powder ash air-entrained concrete building block is as follows:
Cement 100～200kg, lime 350～380kg, flyash 1350～1550kg, aluminium powder 1.4～1.5kg, suds-stabilizing agent 0.195～0.205kg and Jia Shui are prepared from.
As improvement, also can add in the described prescription useless slurry 120～130kg is arranged, should useless slurry be: the paste mixture that flyash 35～50kg, lime 10～30kg, cement 10～15kg and water mix, or the paste mixture that mixes mutually of water and two samples among cement 10～15kg, flyash 35～50kg, the lime 10～30kg.
Improve, suds-stabilizing agent can be preferably: rosin or gelatine again.
The present invention solves above-mentioned second technical scheme that technical problem adopted: according to the preparation method of above-mentioned prescription powder ash air-entrained concrete building block, it is characterized in that: in turn include the following steps:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, flyash is mixed the back to be stirred 3～4 hours and the formation slip with water, and the control slurry temperature is in 43～46 ℃ of scopes, then aluminium powder and suds-stabilizing agent are joined and stir 0.5～0.7 minute in the slip, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 43～46 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material; When in the prescription useless slurry being arranged, will give up slurry, flyash, water mixed the back stirring mutually 3～4 hours and formed slip;
B, be that the pulpous state material of 22～25cm is built in die body, and the die body that the pulpous state material will be housed place 30～35 ℃ the static precuring of temperature 90～120 minutes with degree of mobilization;
C, die body is sloughed, and the monoblock base substrate after the demoulding is transferred the building block that cutting part is cut into required specification;
D, building block is transferred in the still with steam steam press maintenance 11.9～12.1 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
As improvement, in above-mentioned steps b, the pulpous state material water place die body before, can scribble releasing agent in the side of die body, so that the demoulding.
Improve, in above-mentioned steps c, the monoblock base substrate after the demoulding is transferred to cutting part by handling again, and this cutting part is between cutting car.Described monoblock base substrate cuts into the monoblock base substrate by steel wire the building block of required specification between cutting car.
Compared with prior art, the building block and the preparation method that make of prescription of the present invention has following advantage:
1, in light weight, the dry volume density of this building block is 500～700kg/m
3, be equivalent to 1/3rd of clay brick, 1/4th of concrete, 1/2nd of holllow building block (single row of holes), 1/3rd of holllow building block (three rounds) is on this building block is positioned over and can bubbles through the water column in the water; Adopt building block of the present invention to do the deadweight that materials for wall can alleviate buildings significantly, and then can reduce the size of structural parts such as the basis of buildings and beam, post, can save material of construction and engineering cost, can reduce by 15% the building foundation cost of same scale.
2, good heat insulating, building block of the present invention inside has a large amount of pores and micropore, thereby good thermal and insulating performance arranged, the thermal conductivity of this building block is 0.09～0.22w/ (m.k), only is 1/4th to 1/5th of clay brick, is 1/5th to 1/10th of ordinary concrete, heat insulating effect to this thick blockwork of 20cm, be equivalent to the thick unselected clay brick wall of 49cm, not only can save the heating and the refrigeration energy, and can improve the plane utilization coefficient of buildings greatly.
3, have workability, it is convenient to construct, and building block of the present invention has good processibility without coarse aggregate, and can saw, dig, bore and follow closely, and available matrix material bonding, provide advantageous conditions to building operation.A building block is equivalent to 12～30 blocks of clay standard common bricks, and building block is not subjected to once to build by laying bricks or stones only the limitation in height of 1m continuously, can improve the speed of building by laying bricks or stones greatly, reduces labor cost and mortar plastering cost simultaneously.
4, raw material sources are wide, and production efficiency height and production energy consumption are low, and the present invention can utilize industrial residue greatly, and the production energy consumption of its unit goods only is with 50% of volume clay brick energy consumption.
5, building block of the present invention belongs to Green Product, utilizes renewable resource, benefits the nation and the people energy-conserving and environment-protective.
6, fire prevention, sound-proofing properties are good, raw material of this product and product itself are inorganics, can not burn, the fire resistance property of 10cm thick wall body can reach more than 4 hours, different according to thickness of wall body with surface treatment mode, 30～52 decibels of this building block product body of wall sound insulations, it is a kind of good sound absorption material simultaneously.
This product has good cohesiveness, splitting resistance is good, weathering resistance is good, good water-retaining property and constructing operation are easy, is suitable for all building block series of antidetonation earthquake intensity 6～8.Smooth, the inclusion-free of the block surfaces of this product.
Embodiment
Below in conjunction with embodiment the present invention is described in further detail.
Enforcement executes one, and the prescription essentially consist of the powder ash air-entrained concrete building block of present embodiment is as follows:
Cement 100kg, lime 350kg, flyash 1350kg, aluminium powder 1.4kg, suds-stabilizing agent 0.195kg and Jia Shui are prepared from.Suds-stabilizing agent is: rosin or gelatine.
This powder ash air-entrained concrete building block in turn includes the following steps by the preparation method of above-mentioned prescription:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, flyash is mixed the back to be stirred 3 hours and the formation slip with water, and the control slurry temperature is in 43 ℃ of scopes, then aluminium powder and suds-stabilizing agent were joined in the slip stirring 0.5 minute, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 43 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material;
B, be that the pulpous state material of 22～25cm is built in die body with degree of mobilization, the pulpous state material water place die body before, coat releasing agent in the side of die body, and the die body that the pulpous state material will be housed places 30 ℃ the static precuring of temperature 90 minutes;
C, die body is sloughed, the monoblock base substrate after the demoulding is transferred between cutting car by handling, the monoblock base substrate is cut into the building block of required specification by steel wire.
D, building block is transferred in the still with steam steam press maintenance 12 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
Enforcement executes two, and the prescription essentially consist of the powder ash air-entrained concrete building block of present embodiment is as follows:
Cement 150kg, lime 365kg, flyash 1400kg, aluminium powder 1.45kg, suds-stabilizing agent 0.2kg and Jia Shui are prepared from.Described suds-stabilizing agent is: rosin or gelatine.
This powder ash air-entrained concrete building block in turn includes the following steps by the preparation method of above-mentioned prescription:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, flyash is mixed the back to be stirred 3.5 hours and the formation slip with water, and the control slurry temperature is in 44 ℃ of scopes, then aluminium powder and suds-stabilizing agent were joined in the slip stirring 0.6 minute, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 44 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material;
B, be that the pulpous state material of 22～25cm is built in die body with degree of mobilization, the pulpous state material water place die body before, coat releasing agent in the side of die body, and the die body that the pulpous state material will be housed places 33 ℃ the static precuring of temperature 100 minutes;
C, die body is sloughed, the monoblock base substrate after the demoulding is transferred between cutting car by handling, the monoblock base substrate is cut into the building block of required specification by steel wire.
D, building block is transferred in the still with steam steam press maintenance 12 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
Enforcement executes three, and the prescription essentially consist of the powder ash air-entrained concrete building block of present embodiment is as follows:
Cement 200kg, lime 380kg, flyash 1550kg, aluminium powder 1.5kg, suds-stabilizing agent 0.205kg and Jia Shui are prepared from.Described suds-stabilizing agent is: rosin or gelatine.
This powder ash air-entrained concrete building block in turn includes the following steps by the preparation method of above-mentioned prescription:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, flyash is mixed the back to be stirred 4 hours and the formation slip with water, and the control slurry temperature is in 46 ℃ of scopes, then aluminium powder and suds-stabilizing agent were joined in the slip stirring 0.7 minute, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 46 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material;
B, be that the pulpous state material of 22～25cm is built in die body with degree of mobilization, the pulpous state material water place die body before, coat releasing agent in the side of die body, and the die body that the pulpous state material will be housed places 35 ℃ the static precuring of temperature 120 minutes;
C, die body is sloughed, the monoblock base substrate after the demoulding is transferred between cutting car by handling, the monoblock base substrate is cut into the building block of required specification by steel wire.
D, building block is transferred in the still with steam steam press maintenance 12 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
Embodiment four: the prescription essentially consist of the powder ash air-entrained concrete building block of present embodiment is as follows:
Cement 100kg, lime 350kg, flyash 1350kg, useless slurry 120kg, aluminium powder 1.4kg, suds-stabilizing agent 0.195kg and Jia Shui are prepared from; Useless slurry is the paste mixture that is mixed mutually by flyash, lime, cement and water, or the paste mixture that is mixed mutually by water and two samples in cement, flyash, the lime; Described suds-stabilizing agent is: rosin or gelatine.The paste mixture that flyash 35～50kg, lime 10～30kg, cement 10～15kg and water mix in the above-mentioned useless slurry, or the paste mixture that mixes mutually of water and two samples among cement 10～15kg, flyash 35～50kg, the lime 10～30kg.
This powder ash air-entrained concrete building block in turn includes the following steps by the preparation method of above-mentioned prescription:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, will give up slurry, flyash, water mix the back mutually and stirred 3 hours, form slip; And the control slurry temperature is in 43 ℃ of scopes, then aluminium powder and suds-stabilizing agent were joined in the slip stirring 0.5 minute, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 43 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material;
B, be that the pulpous state material of 22～25cm is built in die body with degree of mobilization, the pulpous state material water place die body before, coat releasing agent in the side of die body, and the die body that the pulpous state material will be housed places 30 ℃ the static precuring of temperature 90 minutes;
C, die body is sloughed, the monoblock base substrate after the demoulding is transferred between cutting car by handling, the monoblock base substrate is cut into the building block of required specification by steel wire.
D, building block is transferred in the still with steam steam press maintenance 12 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
Embodiment five: the prescription essentially consist of the powder ash air-entrained concrete building block of present embodiment is as follows:
Cement 150kg, lime 360kg, flyash 1450kg, useless slurry 125kg, aluminium powder 1.45kg, suds-stabilizing agent 0.2kg and Jia Shui are prepared from; The paste mixture that flyash 35～50kg, lime 10～30kg, cement 10～15kg and water mix in the above-mentioned useless slurry, or the paste mixture that mixes mutually of water and two samples among cement 10～15kg, flyash 35～50kg, the lime 10～30kg.Described suds-stabilizing agent is: rosin or gelatine.
This powder ash air-entrained concrete building block in turn includes the following steps by the preparation method of above-mentioned prescription:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, will give up slurry, flyash, water mix the back mutually and stirred 3.5 hours, form slip; And the control slurry temperature is in 44 ℃ of scopes, then aluminium powder and suds-stabilizing agent were joined in the slip stirring 0.6 minute, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 44 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material;
B, be that the pulpous state material of 22～25cm is built in die body with degree of mobilization, the pulpous state material water place die body before, coat releasing agent in the side of die body, and the die body that the pulpous state material will be housed places 33 ℃ the static precuring of temperature 100 minutes;
C, die body is sloughed, the monoblock base substrate after the demoulding is transferred between cutting car by handling, the monoblock base substrate is cut into the building block of required specification by steel wire.
D, building block is transferred in the still with steam steam press maintenance 12 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
Embodiment six: the prescription essentially consist of the powder ash air-entrained concrete building block of present embodiment is as follows:
Cement 200kg, lime 380kg, flyash 1550kg, useless slurry 130kg, aluminium powder 1.5kg, suds-stabilizing agent 0.205kg and Jia Shui are prepared from; The paste mixture that flyash 35～50kg, lime 10～30kg, cement 10～15kg and water mix in the above-mentioned useless slurry, or the paste mixture that mixes mutually of water and two samples among cement 10～15kg, flyash 35～50kg, the lime 10～30kg.Described suds-stabilizing agent is: rosin or gelatine.
This powder ash air-entrained concrete building block in turn includes the following steps by the preparation method of above-mentioned prescription:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, will give up slurry, flyash, water mix the back mutually and stirred 4 hours, form slip; And the control slurry temperature is in 46 ℃ of scopes, then aluminium powder and suds-stabilizing agent were joined in the slip stirring 0.7 minute, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 46 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material;
B, be that the pulpous state material of 22～25cm is built in die body with degree of mobilization, the pulpous state material water place die body before, coat releasing agent in the side of die body, and the die body that the pulpous state material will be housed places 35 ℃ the static precuring of temperature 120 minutes;
C, die body is sloughed, the monoblock base substrate after the demoulding is transferred between cutting car by handling, the monoblock base substrate is cut into the building block of required specification by steel wire.
D, building block is transferred in the still with steam steam press maintenance 12 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
The degree of mobilization of above-mentioned indication is meant the degree of pulpous state material water ratio, described degree of mobilization 22～25cm, be meant in the pulpous state material that stirs sample thief fill high for the 100mm diameter be in the circular cylinder of the no end of 50mm, then circular cylinder is upwards pulled out rapidly, forming diameter from the effusive pulpous state material in circular cylinder bottom at the glass table top is the circular face of 22～25cm, is satisfactory pulpous state material degree of mobilization.
Claims (8)
1. powder ash air-entrained concrete building block, it is characterized in that: the prescription essentially consist of this powder ash air-entrained concrete building block is as follows:
Cement 100～200kg, lime 350～380kg, flyash 1350～1550kg, aluminium powder 1.4～1.5kg, suds-stabilizing agent 0.195～0.205kg and Jia Shui are prepared from.
2. powder ash air-entrained concrete building block according to claim 1: it is characterized in that: adding in the described prescription has useless slurry 120～130kg, should useless slurry be: the paste mixture that flyash 35～50kg, lime 10～30kg, cement 10～15kg and water mix, or the paste mixture that mixes mutually of water and two samples among cement 10～15kg, flyash 35～50kg, the lime 10～30kg.
3. powder ash air-entrained concrete building block according to claim 1 and 2: it is characterized in that: described suds-stabilizing agent is: rosin or gelatine.
4. the preparation method of a claim 1 prescription powder ash air-entrained concrete building block is characterized in that: in turn include the following steps:
A, feedstock production: at first with the mutual mixing and stirring of the siccative of cement and lime, then, flyash is mixed the back to be stirred 3～4 hours and the formation slip with water, and the control slurry temperature is in 43～46 ℃ of scopes, then aluminium powder and suds-stabilizing agent are joined and stir 0.5～0.7 minute in the slip, again adding there is the slip of aluminium powder and suds-stabilizing agent to mix with the cement that stirs and the mixture siccative of lime, form blended pulpous state material, and control pulpous state material stirs in 43～46 ℃ of temperature, is controlled at 22～25cm to the degree of mobilization of pulpous state material; When in the prescription useless slurry being arranged, will give up slurry, flyash, water mixed the back stirring mutually 3～4 hours and formed slip;
B, be that the pulpous state material of 22～25cm is built in die body, and the die body that the pulpous state material will be housed place 30～35 ℃ the static precuring of temperature 90～120 minutes with degree of mobilization;
C, die body is sloughed, and the monoblock base substrate after the demoulding is transferred the building block that cutting part is cut into required specification;
D, building block is transferred in the still with steam steam press maintenance 11.9～12.1 hours;
E, go out building block behind the still and transfer warehouse-in be finished product after checking, this finished product is deposited the application of can dispatching from the factory after 5 days at least in storehouse.
5. preparation method according to claim 4 is characterized in that: in above-mentioned steps b, the pulpous state material water place die body before, scribble releasing agent in the side of die body.
6. preparation method according to claim 4 is characterized in that: in above-mentioned steps c, the monoblock base substrate after the demoulding is transferred to cutting part by handling.
7. preparation method according to claim 6 is characterized in that: described cutting part is between cutting car.
8. preparation method according to claim 7 is characterized in that: described monoblock base substrate cuts into the monoblock base substrate by steel wire the building block of required specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102470501A CN101913902B (en) | 2010-08-04 | 2010-08-04 | Powder ash air-entrained concrete building block and preparation method thereof |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167619A (en) * | 2011-01-25 | 2011-08-31 | 河海大学 | Low-thermal-conductivity aerated concrete and preparation method thereof |
| CN102584322A (en) * | 2012-02-03 | 2012-07-18 | 陕西理工学院 | Preparation method for pulverized coal-ash-based porous artificial stone |
| CN103396071A (en) * | 2013-08-08 | 2013-11-20 | 太原钢铁(集团)有限公司 | Manufacturing method of aerated concrete building block |
| CN103467031A (en) * | 2013-09-29 | 2013-12-25 | 江苏名和集团有限公司 | Aerated concrete block and preparation method thereof |
| CN104016645A (en) * | 2014-03-27 | 2014-09-03 | 陆玉珍 | Preparation method of autoclaved aerated concrete block |
| CN104402507A (en) * | 2014-11-12 | 2015-03-11 | 安徽中龙建材科技有限公司 | Anti-compression shockproof aerated concrete building block and preparation method thereof |
| CN104446613A (en) * | 2014-11-12 | 2015-03-25 | 安徽中龙建材科技有限公司 | Waste recycling aerated concrete blocks and preparation method thereof |
| CN104446612A (en) * | 2014-11-12 | 2015-03-25 | 安徽中龙建材科技有限公司 | Sound-absorbing anti-cracking aerated concrete building blocks as well as preparation method and application thereof |
| CN104591773A (en) * | 2014-12-31 | 2015-05-06 | 安徽中龙建材科技有限公司 | Water-repellent aerated concrete block and preparation method and application of water-repellent aerated concrete block |
| CN108585923A (en) * | 2018-04-24 | 2018-09-28 | 南京兴陶预制品有限责任公司 | A kind of autoclave aerated concrete building block and preparation method thereof |
| CN109704706A (en) * | 2018-12-28 | 2019-05-03 | 内江德天力建筑材料有限公司 | A kind of aerated coal ash block preparation method |
| CN110590318A (en) * | 2018-06-13 | 2019-12-20 | 淮安市冰青建设工程管理有限公司 | Preparation method of environment-friendly novel building block material |
| CN110590319A (en) * | 2018-06-13 | 2019-12-20 | 淮安市冰青建设工程管理有限公司 | Environment-friendly novel building block material |
| CN110698219A (en) * | 2019-11-22 | 2020-01-17 | 贵州筑信达创科技有限公司 | Concrete aerated brick and preparation method thereof |
| CN111499317A (en) * | 2020-03-19 | 2020-08-07 | 浙江开元新型墙体材料有限公司 | Autoclaved aerated concrete slab with ultralow heat conductivity coefficient |
| CN112624714A (en) * | 2020-11-25 | 2021-04-09 | 郑州华泽建材有限公司 | Formula of environment-friendly aerated brick |
| CN112661437A (en) * | 2020-12-24 | 2021-04-16 | 临汾市鑫明预拌有限公司 | Concrete foaming agent |
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| CN102167619A (en) * | 2011-01-25 | 2011-08-31 | 河海大学 | Low-thermal-conductivity aerated concrete and preparation method thereof |
| CN102167619B (en) * | 2011-01-25 | 2013-05-08 | 河海大学 | Low-thermal-conductivity aerated concrete and preparation method thereof |
| CN102584322A (en) * | 2012-02-03 | 2012-07-18 | 陕西理工学院 | Preparation method for pulverized coal-ash-based porous artificial stone |
| CN102584322B (en) * | 2012-02-03 | 2013-10-23 | 陕西理工学院 | Preparation method for pulverized coal-ash-based porous artificial stone |
| CN103396071A (en) * | 2013-08-08 | 2013-11-20 | 太原钢铁(集团)有限公司 | Manufacturing method of aerated concrete building block |
| CN103396071B (en) * | 2013-08-08 | 2015-05-20 | 太原钢铁(集团)有限公司 | Manufacturing method of aerated concrete building block |
| CN103467031A (en) * | 2013-09-29 | 2013-12-25 | 江苏名和集团有限公司 | Aerated concrete block and preparation method thereof |
| CN104016645A (en) * | 2014-03-27 | 2014-09-03 | 陆玉珍 | Preparation method of autoclaved aerated concrete block |
| CN104446613A (en) * | 2014-11-12 | 2015-03-25 | 安徽中龙建材科技有限公司 | Waste recycling aerated concrete blocks and preparation method thereof |
| CN104446612A (en) * | 2014-11-12 | 2015-03-25 | 安徽中龙建材科技有限公司 | Sound-absorbing anti-cracking aerated concrete building blocks as well as preparation method and application thereof |
| CN104402507A (en) * | 2014-11-12 | 2015-03-11 | 安徽中龙建材科技有限公司 | Anti-compression shockproof aerated concrete building block and preparation method thereof |
| CN104402507B (en) * | 2014-11-12 | 2016-09-14 | 安徽中龙建材科技有限公司 | Shockproof air-entrained concrete building block of resistance to compression and preparation method thereof |
| CN104446613B (en) * | 2014-11-12 | 2016-05-11 | 丁小明 | Materials recycling air-entrained concrete building block and preparation method thereof |
| CN104591773A (en) * | 2014-12-31 | 2015-05-06 | 安徽中龙建材科技有限公司 | Water-repellent aerated concrete block and preparation method and application of water-repellent aerated concrete block |
| CN108585923A (en) * | 2018-04-24 | 2018-09-28 | 南京兴陶预制品有限责任公司 | A kind of autoclave aerated concrete building block and preparation method thereof |
| CN110590318A (en) * | 2018-06-13 | 2019-12-20 | 淮安市冰青建设工程管理有限公司 | Preparation method of environment-friendly novel building block material |
| CN110590319A (en) * | 2018-06-13 | 2019-12-20 | 淮安市冰青建设工程管理有限公司 | Environment-friendly novel building block material |
| CN109704706A (en) * | 2018-12-28 | 2019-05-03 | 内江德天力建筑材料有限公司 | A kind of aerated coal ash block preparation method |
| CN110698219A (en) * | 2019-11-22 | 2020-01-17 | 贵州筑信达创科技有限公司 | Concrete aerated brick and preparation method thereof |
| CN111499317A (en) * | 2020-03-19 | 2020-08-07 | 浙江开元新型墙体材料有限公司 | Autoclaved aerated concrete slab with ultralow heat conductivity coefficient |
| CN112624714A (en) * | 2020-11-25 | 2021-04-09 | 郑州华泽建材有限公司 | Formula of environment-friendly aerated brick |
| CN112661437A (en) * | 2020-12-24 | 2021-04-16 | 临汾市鑫明预拌有限公司 | Concrete foaming agent |
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