CN110105034A - A kind of natural curing air-entrained concrete building block production technology - Google Patents
A kind of natural curing air-entrained concrete building block production technology Download PDFInfo
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- CN110105034A CN110105034A CN201910294703.2A CN201910294703A CN110105034A CN 110105034 A CN110105034 A CN 110105034A CN 201910294703 A CN201910294703 A CN 201910294703A CN 110105034 A CN110105034 A CN 110105034A
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- building block
- concrete building
- entrained concrete
- natural curing
- production technology
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/50—Producing shaped prefabricated articles from the material specially adapted for producing articles of expanded material, e.g. cellular concrete
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/02—Conditioning the material prior to shaping
-
- 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
- C04B28/10—Lime cements or magnesium oxide 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/10—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents or by using mechanical means, e.g. adding preformed foam
-
- 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
- C04B2111/40—Porous or lightweight materials
-
- 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
Abstract
The present invention provides a kind of natural curing air-entrained concrete building block production technology, include the following steps: that (a) prepares mixed slurry, the raw material of the mixed slurry includes artificial quartz stone waste material, lime, cement and water；The mass ratio of artificial quartz stone waste material and cement is 1:(0.8~1)；(b) it is passed through steam to mixed slurry, the temperature of mixed slurry is made to rise to 40 DEG C~45 DEG C, after stirring 3min~4min, foaming agent is added, casting slurry is made in stirring≤40s；(c) initial set of getting angry is carried out after casting slurry being poured into mould, green body is made；(d) it demoulds and cuts after carrying out natural curing to green body, air-entrained concrete building block finished product is made.This production technology has the characteristics that artificial quartz stone waste material resource obtains effective regeneration, is conducive to that environment, final product quality be high, energy saving and cost reduces.
Description
Technical field
The present invention relates to a kind of natural curing air-entrained concrete building block production technologies, belong to construction material manufacture field.
Background technique
Materials for wall major part or brick setting used in building at present, clay brick account for materials for wall total amount about 80%
More than, it every year in order to produce building brick, not only needs to occupy a large amount of arable land, but also if things go on like this, the Tu Yuan of brickmaking is increasingly
Exhaustion, the ecological balance are destroyed, and cultivated area falls sharply, and resulting chain reaction is very harmful.And air-entrained concrete building block
Belong to New Energy Saving Wall Materials in the first kind, fabulous insulation anti-seismic performance gradually replaces clay with excellent performance
Brick, constantly expansion application field.But for existing air-entrained concrete building block using quartz sand as primary raw material, consumed resource is big, still
So it be easy to cause resource exhaustion.
Using quartz manufacturing enterprise as representative, the artificial quartz stone amount of waste discharged every year is very surprising, and still lacks at present
Weary rationally effective regeneration method, so that biography of the renewable substance based on filling in artificial quartz stone waste material
System mode is handled, and renewable resource is wasted, and brings undesirable influence to environment.
Furthermore the common maintenance method of production process of current air-entrained concrete building block is steam press maintenance, maintenance method
Energy consumption is high, it is at high cost, bring pressure to environment.
A kind of artificial quartz stone waste material resource how is obtained to obtain effective regeneration, be conducive to environment, final product quality
The air-entrained concrete building block production technology that high, energy saving, cost reduces, which is that current those skilled in the art is urgently to be resolved, asks
Topic.
Summary of the invention
In view of the foregoing drawbacks, it is an object of the invention to propose a kind of natural curing air-entrained concrete building block production technology,
With artificial quartz stone waste material resource obtain effective regeneration, be conducive to environment, final product quality it is high, it is energy saving and at
The characteristics of this reduction.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of natural curing air-entrained concrete building block production technology, includes the following steps:
(a) mixed slurry is prepared, the raw material of the mixed slurry includes artificial quartz stone waste material, lime, cement and water；
The mass ratio of artificial quartz stone waste material and cement is 1:(0.8~1)；
(b) it is passed through steam to mixed slurry, the temperature of mixed slurry is made to rise to 40 DEG C~45 DEG C, stirring 3min~
After 4min, foaming agent is added, casting slurry is made in stirring≤40s；
(c) initial set of getting angry is carried out after casting slurry being poured into mould, green body is made；
(d) it demoulds and cuts after carrying out natural curing to green body, air-entrained concrete building block finished product is made.
Preferably, the mass parts of the artificial quartz stone waste material, lime, cement and each ingredient of water of the step (a) are artificial
48~52 parts of quartz waste material, 3~4 parts of lime, 43~47 parts of cement and 60~65 parts of water.
Preferably, the additional amount of the foaming agent of the step (b) is the 0.1%~5% of total mass of raw material.
Preferably, the step (b) also adds one of reinforcing agent and water-reducing agent or two while foaming agent is added
Kind, the additional amount of the reinforcing agent is the 0.01%~2% of total mass of raw material, and the additional amount of the water-reducing agent is the total matter of raw material
The 0.01%~2% of amount.
Preferably, dioxide-containing silica >=45% of the artificial quartz stone waste material, 0.045mm square hole screen screen over-size≤
30%, loss on ignition≤5%, sulfur trioxide content≤1%；
The efficient oxidation calcium of the lime and content >=65%, content≤8% of magnesia, the side 0.088mm of magnesia
Hole sizer screen over-size≤20%；
Content >=85%, 0.075mm square hole screen screen over-size≤3% of the active constituent of the foaming agent.
Preferably, the step (a) are as follows: artificial quartz stone waste material is by pretreatment: artificial quartz stone waste material is mixed with water
Artificial quartz stone slug is made in ball milling after conjunction；Lime is pre-processed: pulverized limestone is made in lime grinding；By synthetic quartz
Stone slug, pulverized limestone and cement are mixed by formula ratio, and mixed slurry is made in stirring.
Preferably, the step (c) get angry initial set condition: at a temperature of 45 DEG C~55 DEG C stand 90min~
150min。
Preferably, step (d) natural curing: green body is stacked 14 days~28 days under normal temperature and pressure conditions.
Preferably, the raw material of the mixed slurry further includes gypsum, and the mass parts of the gypsum are 0.3~1 part.
Preferably, the length and width of the air-entrained concrete building block finished product and it is high be respectively 200mm~400mm, 100mm~
300mm and 200mm~300mm.
The beneficial effects of the present invention are: (1) present invention utilizes the silica and stone contained in artificial quartz stone waste material
Ash and cement react, and form concrete, and by the addition of foaming agent, make to generate stomata in concrete, form porous knot
Structure realizes heat insulation anti-shock performance, keeps manufactured air-entrained concrete building block final product quality up to standard, can be widely used for building trade, real
Show the resource regeneration of artificial quartz stone waste material, is conducive to environmental protection；(2) pass through this process, use natural curing
Mode under be made air-entrained concrete building block finished product, while final product quality is up to standard, realization production air entrained concrete is effectively reduced
The energy consumption of building block, it is energy saving, effectively lower production cost, simplification of flowsheet；(3) reinforcing agent is for adjusting casting slurry
Setting rate, adjust air-entrained concrete building block product intensity；Water-reducing agent is that one kind is maintaining concrete slump substantially not
Under conditions of change, the additive of mixing water amount can be reduced, have peptizaiton to the particle in mixture after being added into, change
It is apt to its workability, reduces water consumption, improve mobility, adjusts the intensity of manufactured air-entrained concrete building block finished product；(4) this hair
The bright mud that will be generated during artificial quartz stone cutting and grinding and polishing, the sludge obtained through flocculation sedimentation and after being separated by filtration are
Primary raw material, reducing Sludge landfill obtains waste residue also as widely used construction material to environment bring pressure
Effective utilization, also recyclings of the mud to be generated during artificial quartz stone cutting and grinding and polishing provide it is a kind of newly again
Raw approach.
Specific embodiment
In order to which technical characteristic of the invention, purpose and beneficial effect are more clearly understood, now to skill of the invention
Art scheme carries out described further below, but should not be understood as that limiting the scope of the invention.
The present invention provides a kind of natural curing air-entrained concrete building block production technologies, include the following steps:
(a) mixed slurry is prepared, the raw material of mixed slurry includes artificial quartz stone waste material, lime, cement and water；It is artificial
The mass ratio of quartz waste material and cement is 1:(0.8~1)；
(b) it is passed through steam to mixed slurry, the temperature of mixed slurry is made to rise to 40 DEG C~45 DEG C, stirring 3min~
After 4min, foaming agent is added, casting slurry is made in stirring≤40s；
(c) initial set of getting angry is carried out after casting slurry being poured into mould, green body is made；
(d) it demoulds and cuts after carrying out natural curing to green body, air-entrained concrete building block finished product is made.
The present invention is reacted using the silica contained in artificial quartz stone waste material with lime and cement, is formed
Concrete, and by the addition of foaming agent, make to generate stomata in concrete, form porous structure, realizes heat insulation anti-shock performance,
Air-entrained concrete building block final product quality made of making is up to standard, can be widely used for building trade, realizes artificial quartz stone waste material
Resource regeneration is conducive to environmental protection.Existing air-entrained concrete building block is solved using quartz sand as primary raw material, resource
Consumption is big, while a large amount of artificial quartz stone waste materials shortage generated in building material industry production process is rationally effective again
Use of making profits and the problem of accumulate, waste, bring adverse effect to environment.
The mass ratio of artificial quartz stone waste material and cement is set 1:(0.8~1 by the present invention), it can effectively ensure that mixing
Cement in slurry can be complete with the silicon dioxde reaction that contains in artificial quartz stone waste material, improves hydrated calcium silicate gel
Aquation rate makes the compactness extent of crystal structure effectively improve.Mixed slurry is fully warmed-up to being just added after 40 DEG C~45 DEG C
Foaming agent provides foaming agent and gets angry required temperature, promotes to get angry, and suitably stirs and evenly mixs thereafter i.e. pourable, prevents addition from sending out
Excessive agitation after gas agent and bubble is driven out of.Then the casting slurry for entering mould is sufficiently got angry and solidification forming, is allowed to be formed
Green body with some strength and porous structure.By above-mentioned process, aerating obtained under the mode of natural curing is used
Concrete segment finished product while final product quality is up to standard, is realized the energy consumption that production air-entrained concrete building block is effectively reduced, is saved
The energy, effectively attenuating production cost, simplification of flowsheet.It solves in existing production technology, uses steam press maintenance mode
Air-entrained concrete building block is conserved and cause energy consumption it is high, it is at high cost, be unfavorable for the problem of environment.
Further, the mass parts of the artificial quartz stone waste material, lime, cement and each ingredient of water of step (a) are artificial stone
48~52 parts of diamond stone waste material, 3~4 parts of lime, 43~47 parts of cement and 60~65 parts of water.
Above-mentioned each composition proportion is reasonable, realizes raw material based on artificial quartz stone waste material, lime, cement is added, favorably
In subsequent green body during natural curing it includes gelatinous mass acceleration conversion, and then realize natural curing, and make
It obtains air-entrained concrete building block and reaches professional standard, can be widely used for building trade, realize the resource of artificial quartz stone waste material again
It makes profits use, is conducive to environmental protection.
Further, the additional amount of the foaming agent of step (b) is the 0.1%~5% of total mass of raw material.
Foaming agent makes to be poured slurry generation stomata, forms porous structure, so that manufactured finished weight is lightened, realize damping
Effect.Preferably, foaming agent is aluminium powder foaming agent, and aluminium powder reacts under alkaline environment with water, and the hydrogen initially generated is molten immediately
Solution is in liquid phase.Since the solubility of hydrogen is little, solution quickly reaches supersaturation.When reaching certain degree of supersaturation,
Aluminium powder pellet surface forms one or several nuclei of bubbles, and due to the gradually accumulation of hydrogen, bubble inner pressure power is gradually increased, when interior
Pressure overcome upper slurry to its gravity and the ultimate shearing stress of slurry after, bubble parameters push slurry expand upwards.Gas
Interior pressure reduction after bubble is grown up, expansion are bordering on stopping；But since hydrogen is continuously replenished, interior pressure increases again, and bubble is further
It grows up, finally expands concrete further.
Further, step (b) also adds one of reinforcing agent and water-reducing agent or two while foaming agent is added
Kind, the additional amount of reinforcing agent is the 0.01%~2% of total mass of raw material, and the additional amount of water-reducing agent is total mass of raw material
0.01%~2%.
Reinforcing agent is used to adjust the setting rate of casting slurry, adjusts air-entrained concrete building block product intensity；Water-reducing agent is
One kind can be reduced the additive of mixing water amount under conditions of maintaining concrete slump to be basically unchanged, right after being added into
Particle in mixture has peptizaiton, improves its workability, reduces water consumption, improves mobility, and it is mixed to adjust manufactured aerating
The intensity of solidifying earth building blocks finished product.Preferably, water-reducing agent is lignosulfonates or naphthalene sulphonate formaldehyde polymer.This aerating is mixed
Solidifying earth building blocks in production process, can according to the demand of the intensity of finished product, appropriate adjustment reinforcing agent and water-reducing agent plus
Enter amount.
Further, dioxide-containing silica >=45% of artificial quartz stone waste material, 0.045mm square hole screen screen over-size≤
30%, loss on ignition≤5%, sulfur trioxide content≤1%；
The efficient oxidation calcium and content >=65% of magnesia, content≤8% of magnesia, the 0.088mm square hole screen of lime
Screen over-size≤20%；
Content >=85%, 0.075mm square hole screen screen over-size≤3% of the active constituent of foaming agent.
Artificial quartz stone in process of production, can generate a large amount of waste material.And these waste materials are still with the processing mode of landfill
Based on, resource does not obtain most adequately utilizing.And body feed composition of the invention is artificial quartz stone waste material, is made artificial
Hydration reaction occurs for silica and lime, the cement being rich in quartz waste material, forms concrete, and what is be finally made adds
Gas concrete segment, as widely used construction material.
Further, waste material is the mud of generation during artificial quartz stone cutting and grinding and polishing, through flocculation sedimentation and filtering
Sludge obtained after separation.The mud generated during artificial quartz stone cutting and grinding and polishing, carries out waste water generally together with waste water
It handles, separates the sludge of acquisition thereafter there is no obtaining rationally to utilize, still based on the processing mode of landfill, resource is not obtained
To most adequately utilization.Artificial quartz stone waste material of the present invention is above-mentioned sludge, reduces Sludge landfill and gives environment bring pressure,
It makes full use of the silica being rich in sludge to react with lime, cement simultaneously, forms concrete, be finally made
Air-entrained concrete building block makes sludge also obtain effective utilization as widely used construction material, is also artificial stone
The recycling of the mud generated during diamond stone cutting and grinding and polishing provides a kind of new Regeneration Ways.
Foaming agent makes to be poured slurry generation stomata, forms porous structure, makes the weight of finished product obtained, realize and protect
Warm damping effect.Control the content of foaming agent active constituent, it is ensured that get angry effect and the gas forming amount of foaming agent make aerating coagulation
There is enough porous structures inside earth building blocks；The fineness for controlling foaming agent, makes foaming agent be easy to be uniformly distributed in casting slurry
In, it is uniformly distributed in the bubble after getting angry in air-entrained concrete building block, there is air-entrained concrete building block finished product obtained equal
Even heat preservation damping performance.
Further, step (a) are as follows: artificial quartz stone waste material is by pretreatment: artificial quartz stone waste material is mixed with water
Artificial quartz stone slug is made in ball milling afterwards；Lime is pre-processed: pulverized limestone is made in lime grinding；By artificial quartz stone
Slug, pulverized limestone and cement are mixed by formula ratio, and mixed slurry is made in stirring.
Artificial quartz stone waste material and lime are pre-processed, and feed particles is made to reach the fineness of target, adjust mixed slurry
Quality, improve made of air-entrained concrete building block intensity.Artificial quartz stone scrap feed material particle is excessive, needs to add water polo
Mill makes its fineness meet the demand used, forms artificial quartz stone slug.
Pulverized limestone and cement are dry powder, and artificial quartz stone slug is aqueous slurry, by adjusting artificial quartz stone waste material
The water content of slurry, and then the solid content for the mixed slurry that three is mixed to get is adjusted, keep the mobility of mixed slurry more suitable
In, be conducive to particle in mixed slurry and subsequent addition foaming agent cooperation get angry after, form suitable stomatal frequency, make
Air-entrained concrete building block finished product obtained takes into account heat preservation damping and intensity.
Further, step (c) get angry initial set condition: at a temperature of 45 DEG C~55 DEG C stand 90min~150min.
Casting slurry after making mould is stood at a temperature of being in 45 DEG C~55 DEG C, send out foaming agent can gently in concrete
Gas；Time is 90min~150min, it is ensured that foaming agent is got angry sufficiently, this air-entrained concrete building block is made to obtain enough gas
The heat insulation anti-shock performance of this air-entrained concrete building block is realized in hole.
Further, step (d) natural curing: green body is stacked 14 days~28 days under normal temperature and pressure conditions.Use this life
Production. art realizes green body, it can be achieved that green body only needs to stack under normal temperature and pressure conditions under 14 days~28 days natural curing modes
Condensation cure is at the air-entrained concrete building block finished product with intensity up to standard, wherein eliminating steam press maintenance process bring cost
Height, energy consumption is high, is unfavorable for the problem of environmental protection.
Further, the raw material of mixed slurry further includes gypsum, and the mass parts of gypsum are 0.3~1 part.In mixed slurry
The a small amount of gypsum of middle addition, helps speed up the rate of set of green body, guarantees early strength, and the green body that can effectively shorten is supported naturally
The period of shield shortens the production time of air-entrained concrete building block finished product.
Further, the length and width of air-entrained concrete building block finished product and it is high be respectively 200mm~400mm, 100mm~
300mm and 200mm~300mm.So that air-entrained concrete building block finished product is more convenient for paving, be more able to satisfy use demand, be conducive to this plus
Gas concrete segment finished product is easy to maintain the integrality of brick body in the porous structure, and the intensity for the wall bonded can meet
Standard, it is more durable.
Embodiment group
Air-entrained concrete building block finished product is prepared using natural curing air-entrained concrete building block production technology, including is walked as follows
It is rapid:
(a) it by artificial quartz stone waste material, lime and water by pre-processing, and is mixed, is stirred by formula ratio with cement
It mixes, mixed slurry is made；The solid content according to the form below of artificial quartz stone waste material, the additional amount of lime and cement and mixed slurry
One setting；
(b) it is passed through steam to mixed slurry, the temperature of mixed slurry is made to rise to 45 DEG C, after stirring 4min, addition is got angry
Agent stirs 40s, casting slurry is made；The additional amount according to the form below one of foaming agent is arranged；
(c) casting slurry is poured into after mould initial set of getting angry, green body is made；It gets angry the specific setting temperature and quiet of initial set
Set the setting of time according to the form below two；
(d) green body is stacked under normal temperature and pressure conditions, is then demoulded and is cut, air-entrained concrete building block finished product is made；Heap
Put the setting of time according to the form below two.
Table is arranged in one embodiment group component content of table and solid content
Two embodiment group condition setting table of table
Embodiment 1-5 is prepared according to the method described above, the various embodiments described above are tested for the property, and test result is such as
Following table three:
Three embodiment group performance test of table
As shown in Table 3, the air-entrained concrete building block finished product obtained in above-described embodiment 1-5 is tested for the property, respectively
Item test result table as above, it was demonstrated that the air-entrained concrete building block for using natural curing air-entrained concrete building block production technology to prepare
End properties are up to standard, realize the recycling of artificial quartz stone waste material.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain the present invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, this field
Technical staff can associate with other specific embodiments of the invention without creative labor, these modes are all
It will fall under the scope of the present invention.
Claims (10)
1. a kind of natural curing air-entrained concrete building block production technology, characterized by the following steps:
(a) mixed slurry is prepared, the raw material of the mixed slurry includes artificial quartz stone waste material, lime, cement and water；Artificial stone
The mass ratio of diamond stone waste material and cement is 1:(0.8~1)；
(b) it is passed through steam to mixed slurry, the temperature of mixed slurry is made to rise to 40 DEG C~45 DEG C, after stirring 3min~4min,
Foaming agent is added, casting slurry is made in stirring≤40s；
(c) initial set of getting angry is carried out after casting slurry being poured into mould, green body is made；
(d) it demoulds and cuts after carrying out natural curing to green body, air-entrained concrete building block finished product is made.
2. natural curing air-entrained concrete building block production technology according to claim 1, it is characterised in that: the step
(a) artificial quartz stone waste material, lime, cement and each ingredient of water mass parts be 48~52 parts of artificial quartz stone waste material, lime 3
~4 parts, 43~47 parts of cement and 60~65 parts of water.
3. natural curing air-entrained concrete building block production technology according to claim 1, it is characterised in that: the step
(b) additional amount of foaming agent is the 0.1%~5% of total mass of raw material.
4. natural curing air-entrained concrete building block production technology according to claim 3, it is characterised in that: the step
(b) one or both of reinforcing agent and water-reducing agent are also added while foaming agent is added, the additional amount of the reinforcing agent is
The 0.01%~2% of total mass of raw material, the additional amount of the water-reducing agent are the 0.01%~2% of total mass of raw material.
5. natural curing air-entrained concrete building block production technology according to claim 3, it is characterised in that: the artificial stone
Dioxide-containing silica >=45%, 0.045mm square hole screen screen over-size≤30%, loss on ignition≤5%, the sulfur trioxide of diamond stone waste material contain
Amount≤1%；
The efficient oxidation calcium and content >=65% of magnesia, content≤8% of magnesia, the 0.088mm square hole screen of the lime
Screen over-size≤20%；
Content >=85%, 0.075mm square hole screen screen over-size≤3% of the active constituent of the foaming agent.
6. natural curing air-entrained concrete building block production technology according to claim 3, it is characterised in that: the step
(a) are as follows: artificial quartz stone waste material is by pretreatment: artificial quartz stone is made in ball milling after artificial quartz stone waste material is mixed with water
Slug；Lime is pre-processed: pulverized limestone is made in lime grinding；By artificial quartz stone slug, pulverized limestone and cement by matching
Side's amount is mixed, and stirs, mixed slurry is made.
7. natural curing air-entrained concrete building block production technology according to claim 1, it is characterised in that: the step
(c) get angry initial set condition: at a temperature of 45 DEG C~55 DEG C stand 90min~150min.
8. natural curing air-entrained concrete building block production technology according to claim 1, it is characterised in that: the step
(d) natural curing: green body is stacked 14 days~28 days under normal temperature and pressure conditions.
9. natural curing air-entrained concrete building block production technology according to claim 1, it is characterised in that: the mixing slurry
The raw material of material further includes gypsum, and the mass parts of the gypsum are 0.3~1 part.
10. natural curing air-entrained concrete building block production technology according to claim 1, it is characterised in that: the aerating
The length and width of concrete segment finished product and high respectively 200mm~400mm, 100mm~300mm and 200mm~300mm.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004089845A1 (en) * | 2003-04-08 | 2004-10-21 | Nippon Shokubai Co., Ltd. | Cement admixture and cement composition |
| CN101070251A (en) * | 2007-03-29 | 2007-11-14 | 张文德 | Hongcomb coal-slag-ash heat-insulation building brick and producing method |
| CN101581131A (en) * | 2009-06-10 | 2009-11-18 | 重庆交通大学 | Non-autoclaved aerated concrete building block and manufacturing method |
| CN102815959A (en) * | 2012-08-31 | 2012-12-12 | 麻城市惠森建材有限责任公司 | Environment-friendly aerated concrete block |
| CN104250081A (en) * | 2013-06-28 | 2014-12-31 | 北京环球大众机械设备有限公司 | Novel steaming-free air-adding brick formula and production technology thereof |
| CN105731949A (en) * | 2014-12-10 | 2016-07-06 | 天津裕丰源环保科技有限公司 | Waste marble powder autoclaved aerated concrete block |
| CN107540404A (en) * | 2017-08-30 | 2018-01-05 | 山东联海新型建材有限公司 | A kind of aerated concrete panel and its manufacture method for mixing Dali stone saw mud production |
| CN107601989A (en) * | 2017-10-12 | 2018-01-19 | 贺州学院 | Rotten Marble Powder aerated concrete brick laying and preparation method thereof |
-
2019
- 2019-04-12 CN CN201910294703.2A patent/CN110105034B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004089845A1 (en) * | 2003-04-08 | 2004-10-21 | Nippon Shokubai Co., Ltd. | Cement admixture and cement composition |
| CN101070251A (en) * | 2007-03-29 | 2007-11-14 | 张文德 | Hongcomb coal-slag-ash heat-insulation building brick and producing method |
| CN101581131A (en) * | 2009-06-10 | 2009-11-18 | 重庆交通大学 | Non-autoclaved aerated concrete building block and manufacturing method |
| CN102815959A (en) * | 2012-08-31 | 2012-12-12 | 麻城市惠森建材有限责任公司 | Environment-friendly aerated concrete block |
| CN104250081A (en) * | 2013-06-28 | 2014-12-31 | 北京环球大众机械设备有限公司 | Novel steaming-free air-adding brick formula and production technology thereof |
| CN105731949A (en) * | 2014-12-10 | 2016-07-06 | 天津裕丰源环保科技有限公司 | Waste marble powder autoclaved aerated concrete block |
| CN107540404A (en) * | 2017-08-30 | 2018-01-05 | 山东联海新型建材有限公司 | A kind of aerated concrete panel and its manufacture method for mixing Dali stone saw mud production |
| CN107601989A (en) * | 2017-10-12 | 2018-01-19 | 贺州学院 | Rotten Marble Powder aerated concrete brick laying and preparation method thereof |
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