CN107746289A - A kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing - Google Patents
A kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing Download PDFInfo
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- CN107746289A CN107746289A CN201711096839.XA CN201711096839A CN107746289A CN 107746289 A CN107746289 A CN 107746289A CN 201711096839 A CN201711096839 A CN 201711096839A CN 107746289 A CN107746289 A CN 107746289A
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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
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/04—Heat treatment
-
- 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
- C04B28/34—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 cold phosphate binders
-
- 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
-
- 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
- C04B2111/29—Frost-thaw resistance
-
- 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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- 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
-
- 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
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
Abstract
The invention belongs to building material field field, discloses a kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing, it comprises the following steps：Step 1）Prepare material A, step 2）Prepare material B, step 3）Prepare material C, step 4）Prepare material D, step 5）Prepare compound, step 6）Prepare aerated bricks.The present invention aids in other raw materials using Waste Slag as primary raw material, and preparation technology is simple, the corrosion-resistant anti-freezing of aerated bricks of preparation, and intensity is high, and thermal and insulating performance is good.
Description
Technical field
The invention belongs to building material field, and in particular to a kind of preparation method of cold-proof freeze proof concrete aerated brick.
Background technology
Aerated bricks are a kind of lightweight, porous New Building Materials, have light weight, good heat insulation, can process and not burn
The advantages that.Using siliceous material and calcareous material as primary raw material, foaming agent is filled, by dispensing, stirring, cast, precuring, is cut
Cut, steam pressure, the light porous silicate product made of technical process such as maintenance.Because its after getting angry containing a large amount of uniform and tiny
Stomata, so referred to as air entrained concrete.Building block, sheet material and the heat insulating products of different size can be made, be widely used in
Interstitital texture is gone along with sb. to guard him in industry and the load-bearing of civil buildings, by the most attention of countries in the world construction industry, turns into many countries
A kind of construction material widelyd popularize and developed.
Aerated bricks are also referred to as air-entrained concrete building block, using very extensively, be used primarily in machinery plant and civil buildings
In materials for wall, filling wall, the filling enclosure wall of load-bearing walling and the non-bearing material such as floor and roof boarding and surrounding.Aerating
Brick is the aerating brick block produced by autoclave at high temperature apparatus and process, i.e., using other various technique productions including steam pressure
Brick product, aerated bricks are a kind of new wall materials, and it is unique in that it is a kind of very light-duty insulation
Novel building walling, and the ratio that this technology in China starts is later, whole has fallen behind 40 years, still, China than external
Aerated bricks industry development it is really very fast, now domestic aerated bricks technical matters level can reach state
Border advanced level.
With the development of building trade, building more and more higher adds requirement of the people to quality of the life, to aerated bricks
The requirements such as intensity, corrosion resistance, shrinkage value, frost resistance all increase.And aerated bricks low intensity prepared by conventional method, it is freeze proof
Poor-performing, brick body moisture-sensitive is mouldy, and brick body ageing-resistant performance itself is poor, substantially reduces brick body service life.
Clinker is that caused melting discarded object, amino acids production enterprise produce a large amount of clinkers in boiler furnace in coal.Due to
Value is not high, higher plus freight, and most of clinkers are piled up, and causes waste and environmental pollution.How to clinker
Recycled, improve enterprise added value, and our technical issues that need to address.
The content of the invention
Present invention aim to address the defects of the poor performances such as the corrosion-resistant anti-freezing of aerated bricks in the prior art, there is provided one
The preparation technology of the aerated bricks of the corrosion-resistant anti-freezing of kind.
To achieve these goals, technical scheme is realized in the following way：
A kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing, it comprises the following steps：Step 1）Prepare material A, step 2）
Prepare material B, step 3）Prepare material C, step 4）Prepare material D, step 5）Prepare compound, step 6）Prepare aerated bricks.
Further,
The step 1）Material A is prepared, is comprised the following steps：By clinker, quartz sand and desulfurated plaster according to 10-20:3-5:
2-3 mass ratio, which is sequentially added in stirred tank, to be sufficiently stirred, and makes to be well mixed, and is crushed, and is crossed 50 mesh sieves, is obtained material A.
Further,
The step 2）Material B is prepared, is comprised the following steps：Zeolite is crushed, then calcines 30min under the conditions of 500 DEG C, from
Room temperature so is down to, is then added in the water of double weight, stirs, obtains material B.
Further,
The step 3）Prepare material C：Wheat bran is ground into powder, the concentration for being then added to double weight is 3-5M chlorination
In the magnesium aqueous solution, 10min is stirred with 200rpm mixing speed, 30min is then stood, precipitation is collected by filtration, obtain material C.
Further,
The step 4）Material D is prepared, is comprised the following steps：By Ludox, lauryl sodium sulfate and glass fibre according to
3:1:1 mass ratio is put into dispersion machine, disperses 2min with 1000rpm, and it is 9 then to adjust pH values with sodium hydroxide, obtains thing
Expect D.
Further,
The step 5）Compound is prepared, is comprised the following steps：By material A, material B, material C, material D and phosphate cement
According to 30-50:1-2:2-3:3-5:10-15 mass ratio is delivered in mixer, and addition accounts for 1.5-2 times of quality of phosphate cement
Water mix, mixing speed 100rpm, mixing time 60min, obtain compound.
Further,
The step 6）Aerated bricks are prepared, are comprised the following steps：By step 5）Gained compound is poured into mould, passes through forcing press
It is pressed, obtains adobe body, wherein press strengthi is 22MPa, press time 30s；Obtained adobe body, which is put into, rests
In room, 60 DEG C of resting room sealing thermal insulation, rest hour time 3-5；The adobe body rested is cut by cutting machine it is blocking, most
After be put into steam-cured kettle carry out steam press maintenance processing after, you can.
Preferably,
The temperature of the steam press maintenance processing is 180 DEG C, pressure 1.5MPa, time 2h.
The starting point of the present invention and the beneficial effect of acquirement mainly include but is not limited to the following aspects：
The present invention aids in other raw materials using Waste Slag as primary raw material, and preparation technology is simple, and the aerated bricks of preparation are corrosion-resistant anti-
Freezing, intensity is high, and thermal and insulating performance is good；
Wheat bran belongs to discarded object, by the use of wheat bran as water reducer, possesses anti-freezing impermeabilisation etc. and requires that its hydrophily is very strong, water suction
After expand, poor adhesion and condense slow, magnesium chloride plays the role of anticorrosive mildewproof to agricultural wastes, prevents it from preparing
The serious phenomenon of slow setting in journey, improve the service life of product；
The present invention calcines to zeolitic material, and adds suitable amount, reduces the receipts certainly of mixed material in the drying process
Contracting, improve the intensity of the anti-folding and anti-pressing of aerated bricks；
The present invention is good as foaming agent, uniform in foaming, stability and compatibility using Ludox and lauryl sodium sulfate；
Two kinds of foaming agent foams produce the mutual coordinated of hole with different levels size, can play excellent heat-holding dampproof and make
With, meanwhile, the appropriate addition of glass fibre can improve the decay resistance and rupture strength of aerated bricks.
Brief description of the drawings
Fig. 1：Influence of the clinker addition to aerated bricks performance.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, have below in conjunction with the application
Body embodiment, the present invention is more clearly and completely described, it is clear that described embodiment is only the application one
Divide embodiment, rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, should all belong to the scope of protection of the invention.
Embodiment 1
A kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing, it comprises the following steps：
Step 1）By clinker, quartz sand and desulfurated plaster according to 10:3:2 mass ratio, which is sequentially added in stirred tank, fully to be stirred
Mix, make to be well mixed, crush, cross 50 mesh sieves, obtain material A；
Step 2）Zeolite is crushed, 30min is then calcined under the conditions of 500 DEG C, is down to room temperature naturally, is then added to twice of weight
In the water of amount, stir, obtain material B；
Step 3）Wheat bran is ground into powder, be then added to double weight concentration be 3M magnesium chloride brine in, with
200rpm mixing speed stirring 10min, then stands 30min, precipitation is collected by filtration, obtain material C；
Step 4）By Ludox, lauryl sodium sulfate and glass fibre according to 3:1:1 mass ratio is put into dispersion machine,
2min is disperseed with 1000rpm, it is 9 then to adjust pH values with sodium hydroxide, obtains material D；The concentration of the Ludox is 8wt%；
Step 5）By material A, material B, material C, material D and phosphate cement according to 30:1:2:3:10 mass ratio conveying
Into mixer, the water mixing for accounting for 1.5 times of quality of phosphate cement, mixing speed 100rpm are added, mixing time is
60min, obtain compound；
Step 6）By step 5）Gained compound is poured into mould, is pressed by forcing press, obtains adobe body, wherein pressing
Intensity processed is 22MPa, press time 30s；Obtained adobe body is put into resting room, 60 DEG C of resting room sealing thermal insulation, is rested
3 hours time；The adobe body rested is cut by cutting machine blocking, be finally putting into progress steam press maintenance processing in steam-cured kettle
Afterwards, you can, the temperature of wherein steam press maintenance processing is 180 DEG C, pressure 1.5MPa, time 2h.
Embodiment 2
A kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing, it comprises the following steps：
Step 1）By clinker, quartz sand and desulfurated plaster according to 20:5:3 mass ratio, which is sequentially added in stirred tank, fully to be stirred
Mix, make to be well mixed, crush, cross 50 mesh sieves, obtain material A；
Step 2）Zeolite is crushed, 30min is then calcined under the conditions of 500 DEG C, is down to room temperature naturally, is then added to twice of weight
In the water of amount, stir, obtain material B；
Step 3）Wheat bran is ground into powder, be then added to double weight concentration be 5M magnesium chloride brine in, with
200rpm mixing speed stirring 10min, then stands 30min, precipitation is collected by filtration, obtain material C；
Step 4）By Ludox, lauryl sodium sulfate and glass fibre according to 3:1:1 mass ratio is put into dispersion machine,
2min is disperseed with 1000rpm, it is 9 then to adjust pH values with sodium hydroxide, obtains material D；The concentration of the Ludox is 10wt%；
Step 5）By material A, material B, material C, material D and phosphate cement according to 50:2:3:5:15 mass ratio conveying
Into mixer, the water mixing for accounting for 1.5-2 times of quality of phosphate cement, mixing speed 100rpm, mixing time are added
For 60min, compound is obtained；
Step 6）By step 5）Gained compound is poured into mould, is pressed by forcing press, obtains adobe body, wherein pressing
Intensity processed is 22MPa, press time 30s；Obtained adobe body is put into resting room, 60 DEG C of resting room sealing thermal insulation, is rested
5 hours time；The adobe body rested is cut by cutting machine blocking, be finally putting into progress steam press maintenance processing in steam-cured kettle
Afterwards, you can, the temperature of wherein steam press maintenance processing is 180 DEG C, pressure 1.5MPa, time 2h.
Embodiment 3
A kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing, it comprises the following steps：
Step 1）By clinker, quartz sand and desulfurated plaster according to 15:4:2 mass ratio, which is sequentially added in stirred tank, fully to be stirred
Mix, make to be well mixed, crush, cross 50 mesh sieves, obtain material A；
Step 2）Zeolite is crushed, 30min is then calcined under the conditions of 500 DEG C, is down to room temperature naturally, is then added to twice of weight
In the water of amount, stir, obtain material B；
Step 3）Wheat bran is ground into powder, be then added to double weight concentration be 4M magnesium chloride brine in, with
200rpm mixing speed stirring 10min, then stands 30min, precipitation is collected by filtration, obtain material C；
Step 4）By Ludox, lauryl sodium sulfate and glass fibre according to 3:1:1 mass ratio is put into dispersion machine,
2min is disperseed with 1000rpm, it is 9 then to adjust pH values with sodium hydroxide, obtains material D；The concentration of the Ludox is 9wt%；
Step 5）By material A, material B, material C, material D and phosphate cement according to 40:1:2:5:10 mass ratio conveying
Into mixer, the water mixing for accounting for 2 times of quality of phosphate cement, mixing speed 100rpm are added, mixing time is
60min, obtain compound；
Step 6）By step 5）Gained compound is poured into mould, is pressed by forcing press, obtains adobe body, wherein pressing
Intensity processed is 22MPa, press time 30s；Obtained adobe body is put into resting room, 60 DEG C of resting room sealing thermal insulation, is rested
4 hours time；The adobe body rested is cut by cutting machine blocking, be finally putting into progress steam press maintenance processing in steam-cured kettle
Afterwards, you can, the temperature of wherein steam press maintenance processing is 180 DEG C, pressure 1.5MPa, time 2h.
Embodiment 4
The performance test of aerated bricks of the present invention：
Table 1
| Performance indications | Density kg/ cubic meters | Compression strength Mpa | Compression strength loss rate % after jelly | Rupture strength Mpa | 6% saline sook 100 days |
| Embodiment 1 | 653 | 93.4 | 10.2 | 17.2 | Without loose and peeling |
| Embodiment 2 | 681 | 95.2 | 9.5 | 17.6 | Without loose and peeling |
| Embodiment 3 | 639 | 91.4 | 9.8 | 16.3 | Without loose and peeling |
Conclusion：Aerated bricks made from present invention process, there is excellent freeze proof decay resistance, pressure-proof and snap-resistent intensity is high, density
Low, thermal conductivity factor is controlled within 0.15w/mk, is added service life, is improved architecture quality.
Embodiment 5
Influence of each material factor to aerated bricks performance：
1st, the slag components that the present invention selects are：Slag composition is determined as follows：Silica 47.3%, alundum (Al2O3) 25.9%,
Di-iron trioxide 5.4%, calcium oxide 3.7%, magnesia 1.3%, remaining is other, pH 8.9.
Have detected influence of the addition of material A to aerated bricks various aspects of performance, described in embodiment 1 according to 30:1:
2:3:Exemplified by 10 mass ratio, comparative example 1 is set not add clinker, remaining is the same as embodiment 1；Comparative example 2 is 10:1:2:3:10
Mass ratio, remaining is the same as embodiment 1；Comparative example 3 is 50:1:2:3:10 mass ratio, remaining is the same as embodiment 1；Comparative example 4 is 70:
1:2:3:10 mass ratio, remaining is the same as embodiment 1.
As shown in figure 1, clinkers of the comparative example 3-4 due to excessive addition, pressure-proof and snap-resistent intensity declines obvious；Comparative example 1-2
It is little with the pressure-proof and snap-resistent intensity of embodiment 1, but compression strength loss rate and heat-insulating property are substantially better than after the jelly of embodiment 1
Comparative example 1-2（Accompanying drawing is not shown）, and the addition of appropriate clinker, business burden can be reduced, improves the exploitation value of discarded object
Value.
2nd, influences of the material B to performance：Comparative example does not add materials B, as a result finds, pressure-proof and snap-resistent intensity decreases 10% with
On.
3rd, influences of the material D to performance：Comparative example 1 is only with lauryl sodium sulfate and glass fibre, and comparative example 2 is only
Using lauryl sodium sulfate, as a result find, the compression strength of comparative example 1 reduces by 15%, and 6% saline sook 100 days has slight de-
Fall, and thermal conductivity factor improves 30%；The compression strength of comparative example 2 reduces by more than 20%, 6% saline sook 100 days have it is loose and
Come off.
Although above-mentioned the embodiment of the present invention is described in conjunction with the embodiments, not to the scope of the present invention
Limitation, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not required to
Various modifications or deformation that creative work can make are paid still within protection scope of the present invention.
Claims (8)
1. a kind of preparation technology of the aerated bricks of corrosion-resistant anti-freezing, it comprises the following steps：Step 1）Prepare material A, step
2）Prepare material B, step 3）Prepare material C, step 4）Prepare material D, step 5）Prepare compound, step 6）Prepare aerating
Brick.
2. preparation technology according to claim 1, it is characterised in that the step 1）Prepare material A, including following step
Suddenly：By clinker, quartz sand and desulfurated plaster according to 10-20:3-5:2-3 mass ratio, which is sequentially added in stirred tank, fully to be stirred
Mix, make to be well mixed, crush, cross 50 mesh sieves, obtain material A.
3. according to the preparation technology described in claim 1-2, it is characterised in that the step 2）Prepare material B, including following step
Suddenly：Zeolite is crushed, 30min is then calcined under the conditions of 500 DEG C, is down to room temperature naturally, is then added to the water of double weight
In, stir, obtain material B.
4. according to the preparation technology described in claim 1-3, it is characterised in that the step 3）Prepare material C：Wheat bran is crushed
Into powder, the concentration for being then added to double weight is in 3-5M magnesium chloride brine, is stirred with 200rpm mixing speed
10min, 30min is then stood, precipitation is collected by filtration, obtain material C.
5. according to the preparation technology described in claim 1-4, it is characterised in that the step 4）Prepare material D, including following step
Suddenly：By Ludox, lauryl sodium sulfate and glass fibre according to 3:1:1 mass ratio is put into dispersion machine, with
1000rpm disperses 2min, and it is 9 then to adjust pH values with sodium hydroxide, obtains material D.
6. according to the preparation technology described in claim 1-5, it is characterised in that the step 5）Compound is prepared, including it is as follows
Step：By material A, material B, material C, material D and phosphate cement according to 30-50:1-2:2-3:3-5:10-15 quality
Than being delivered in mixer, the water mixing for accounting for 1.5-2 times of quality of phosphate cement is added, mixing speed 100rpm, is stirred
It is 60min to mix the time, obtains compound.
7. according to the preparation technology described in claim 1-6, it is characterised in that the step 6）Aerated bricks are prepared, including it is as follows
Step：By step 5）Gained compound is poured into mould, is pressed by forcing press, obtains adobe body, wherein compacting is strong
Spend for 22MPa, press time 30s；Obtained adobe body is put into resting room, 60 DEG C of resting room sealing thermal insulation, is rested the time
3-5 hours；The adobe body rested is cut by cutting machine blocking, be finally putting into progress steam press maintenance processing in steam-cured kettle
Afterwards, you can.
8. preparation technology according to claim 7, it is characterised in that the temperature of the steam press maintenance processing is 180 DEG C, pressure
Power is 1.5MPa, time 2h.
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| CN201711096839.XA CN107746289B (en) | 2017-11-09 | 2017-11-09 | Preparation process of corrosion-resistant and freezing-resistant aerated brick |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108947462A (en) * | 2018-07-11 | 2018-12-07 | 惠安集睿信息科技有限公司 | A kind of fly ash base heat-insulating material and preparation method thereof |
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| KR20060029267A (en) * | 2006-03-14 | 2006-04-05 | (주)서우 | The sulfur-loess concrete with sewage sludge and sulfur cement and the manufacturing method of sulfur-loess concrete manufactures using it |
| CN101823864A (en) * | 2010-04-14 | 2010-09-08 | 吴智深 | Manufacturing method of aerated concrete |
| CN103058623A (en) * | 2013-01-16 | 2013-04-24 | 南京工业大学 | Foamed water glass expanded perlite thermal insulating board |
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| CN103771819A (en) * | 2014-01-14 | 2014-05-07 | 安徽盛仁新型建材有限公司 | Stone dust waste residue aerated brick and preparation method thereof |
| CN105218054A (en) * | 2015-09-30 | 2016-01-06 | 安徽坤隆新型建材有限公司 | A kind of antibacterial permanent seal cooling aerated bricks and preparation method thereof |
| CN106116435A (en) * | 2016-06-26 | 2016-11-16 | 陈毅忠 | A kind of preparation method of light cellular partition board |
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| CN108947462A (en) * | 2018-07-11 | 2018-12-07 | 惠安集睿信息科技有限公司 | A kind of fly ash base heat-insulating material and preparation method thereof |
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