CN104446611B - A kind of adiabatic sound absorption aerated bricks and preparation method thereof - Google Patents
A kind of adiabatic sound absorption aerated bricks and preparation method thereof Download PDFInfo
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- CN104446611B CN104446611B CN201410633982.8A CN201410633982A CN104446611B CN 104446611 B CN104446611 B CN 104446611B CN 201410633982 A CN201410633982 A CN 201410633982A CN 104446611 B CN104446611 B CN 104446611B
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- aerated bricks
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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
Abstract
A kind of adiabatic sound absorption aerated bricks, is made up of the raw material of following weight portion: bauxite 3-5, calcium silicates 6-7, swelling perlite powder 3-5, Gypsum Fibrosum 6-7, flyash 40-50, aerating aluminium powder 7-8, cement 9-11, quick lime 11-13, waste foam granule 2-3, modified coal 7-9, metasilicic acid 1-2, Paris white 2-4, mineral wool 5-6, water are appropriate；Aerated bricks of the present invention, by using mineral wool, swelling perlite powder, adds the thermal insulation of aerated bricks, sound-absorbing effect, improves intensity, wearability, fire resistance, heat insulating ability and dimensional stability, energy-conserving and environment-protective, good development prospect simultaneously；By using modified coal, enhancing effect of heat insulation, water-tolerant, decrease environmental pollution, water-reducing effect is good simultaneously.
Description
Technical field
The invention belongs to brick field, particularly relate to a kind of adiabatic sound absorption aerated bricks and preparation method thereof.
Background technology
Aerated bricks also referred to as air-entrained concrete building block, application very extensive, be used primarily in the load-bearing wallings such as the materials for wall in machinery plant and civil buildings, infilled wall, floor and roof boarding and non-bearing material and filling enclosure wall around.
Current aerated bricks has become the leading products of building material industry, and country has progressively prohibitted the use of clay solid brick, is instead exactly air-entrained concrete building block gradually, steam-pressing brisk.
Aerated bricks have lightweight, thermal and insulating performance good, shock resistance is strong, good processability, has certain heat-resisting quantity, sound insulation value feature good, adaptable, can according to local different raw materials, different condition is carried out amount body and is surely made, raw material sources is extensive, optional river sand, flyash, ore in sand form etc., treatment in accordance with local conditions, it is possible to twice laid, environmental, really turn waste into wealth.
But it is as the development of building trade, building is more and more higher, moulding is more and more peculiar, require all to increase to the intensity of aerated bricks, density, shrinkage value, frost resistance etc., additionally improving constantly along with people's living standard, the requirement of environment is also more and more higher, the heat-insulating property of building, sound absorption qualities, radioactivity there are is higher requirement, even requires that building has the performance of body health benefits, therefore as required, the aerated bricks developing excellent performance more is imperative.
Summary of the invention
It is an object of the invention to provide a kind of adiabatic sound absorption aerated bricks and preparation method thereof, this aerated bricks has thermal insulation, sound-absorbing effect is good, intensity is high, wearability is good, fire-resistant, good heat preservation performance, good stability of the dimension, energy-conserving and environment-protective advantage.
Technical scheme is as follows:
A kind of adiabatic sound absorption aerated bricks, it is characterised in that be made up of the raw material of following weight portion: bauxite 3-5, calcium silicates 6-7, swelling perlite powder 3-5, Gypsum Fibrosum 6-7, flyash 40-50, aerating aluminium powder 7-8, cement 9-11, quick lime 11-13, waste foam granule 2-3, modified coal 7-9, metasilicic acid 1-2, Paris white 2-4, mineral wool 5-6, water are appropriate；
Described modified coal is made up of the raw material of following weight portion: coal ash 13-15, Lithium metasilicate 0.5-0.7, magnesium fluosilicate 1-2, aluminium stearate 0.5-0.7, sugar calcium 0.5-0.8, glycidyl methacrylate 0.5-0.7, azodiisobutyronitrile 0.1-0.2, acrylate 1-1.3, tea seed cake 1-2, foam glass powder 1-2, high-efficiency water-reducing agent of poly-carboxylic acid 2-3, dipentene 0.4-0.7, flyash 2-4, calcium sulfite 0.5-0.7, used oil 2-3；Manufacture method is: coal ash, tea seed cake powder are broken into 100-200 order granule, spray into dipentene, used oil, aluminium stearate while stirring, places 5-7 hour after mix homogeneously, mix with other residual componentss again, heating is to 75-80 DEG C, and dispersion is ground 30-40 minute, to obtain final product.
The preparation method of described thermal insulation sound absorption aerated bricks, it is characterised in that comprise the following steps:
(1) by cement, bauxite, calcium silicates, Paris white, swelling perlite powder, quick lime, Gypsum Fibrosum, flyash mixing, send into grinding in ball grinder and become 100-200 order granule, mix with the composition except aerating aluminium powder again, it is that 0.57-0.58 adds water by ratio of water to material, stir, add aerating aluminium powder, be uniformly mixing to obtain slurry；
(2) slurry that (1st) step obtains is poured in mould, obtain brick idiosome；
(3) brick idiosome being put into steam-cured still and carry out evacuation, then passed into steam in 1.7-1.9 hour equably, make the temperature of steam-cured indoor rise to 170-180 DEG C, pressure reaches 11-13MPa, keeps constant 9-12 hour；
(4) let off steam equably in 1.7-1.9 hour, make the temperature of steam-cured indoor be down to less than 70 DEG C, go out still, place 28-30 days and get final product.
Beneficial effects of the present invention
Aerated bricks of the present invention, by using mineral wool, swelling perlite powder, adds the thermal insulation of aerated bricks, sound-absorbing effect, improves intensity, wearability, fire resistance, heat insulating ability and dimensional stability, energy-conserving and environment-protective, good development prospect simultaneously；By using modified coal, enhancing effect of heat insulation, water-tolerant, decrease environmental pollution, water-reducing effect is good simultaneously.
Detailed description of the invention
A kind of adiabatic sound absorption aerated bricks, is made up of the raw material of following weight portion (kilogram): bauxite 4, calcium silicates 6.5, swelling perlite powder 4, Gypsum Fibrosum 6.5, flyash 45, aerating aluminium powder 7.5, cement 10, quick lime 12, waste foam granule 2.4, modified coal 8, metasilicic acid 1.5, Paris white 3, mineral wool 5.5, water are appropriate；
Described modified coal is made up of the raw material of following weight portion (kilogram): coal ash 14, Lithium metasilicate 0.6, magnesium fluosilicate 1.5, aluminium stearate 0.6, sugar calcium 0.6, glycidyl methacrylate 0.6, azodiisobutyronitrile 0.1, acrylate 1.2, tea seed cake 1.5, foam glass powder 1.5, high-efficiency water-reducing agent of poly-carboxylic acid 2.5, dipentene 0.6, flyash 3, calcium sulfite 0.6, used oil 2.6；Manufacture method is: coal ash, tea seed cake powder are broken into 160 order granules, spray into dipentene, used oil, aluminium stearate while stirring, places 6 hours, then mix with other residual componentss after mix homogeneously, and heating is to 78 DEG C, and dispersion is ground 36 minutes, to obtain final product.
The preparation method of described thermal insulation sound absorption aerated bricks, comprises the following steps:
(1) by cement, bauxite, calcium silicates, Paris white, swelling perlite powder, quick lime, Gypsum Fibrosum, flyash mixing, send into grinding in ball grinder and become 150 order granules, mix with the composition except aerating aluminium powder again, it is 0.57 addition water by ratio of water to material, stir, add aerating aluminium powder, be uniformly mixing to obtain slurry；
(2) slurry that (1st) step obtains is poured in mould, obtain brick idiosome；
(3) brick idiosome being put into steam-cured still and carry out evacuation, then passed into steam in 1.8 hours equably, make the temperature of steam-cured indoor rise to 176 DEG C, pressure reaches 11MPa, keeps constant 11 hours；
(4) let off steam equably in 1.8 hours, make the temperature of steam-cured indoor be down to 70 DEG C, go out still, place 28 days and get final product.
Experimental data:
The density of this aerated bricks is 590kg/m3, refractory temperature is 730 DEG C, heat conductivity is 0.12W/ (m DEG C), adopt shower nozzle respectively to clay tile wall thick for 240mm and aerating brick wall spray, clay tile wall all soaked into after 12 hours, after aerating brick wall sprays 72 hours, the infiltration degree of depth is 70mm, and comprcssive strength is 7.4Mpa, acoustic absorptivity 0.47.
Claims (2)
1. an adiabatic sound absorption aerated bricks, it is characterised in that be made up of the raw material of following weight portion: bauxite 3-5, calcium silicates 6-7, swelling perlite powder 3-5, Gypsum Fibrosum 6-7, flyash 40-50, aerating aluminium powder 7-8, cement 9-11, quick lime 11-13, waste foam granule 2-3, modified coal 7-9, metasilicic acid 1-2, Paris white 2-4, mineral wool 5-6, water are appropriate；
Described modified coal is made up of the raw material of following weight portion: coal ash 13-15, Lithium metasilicate 0.5-0.7, magnesium fluosilicate 1-2, aluminium stearate 0.5-0.7, sugar calcium 0.5-0.8, glycidyl methacrylate 0.5-0.7, azodiisobutyronitrile 0.1-0.2, acrylate 1-1.3, tea seed cake 1-2, foam glass powder 1-2, high-efficiency water-reducing agent of poly-carboxylic acid 2-3, dipentene 0.4-0.7, flyash 2-4, calcium sulfite 0.5-0.7, used oil 2-3；The manufacture method of modified coal is: coal ash, tea seed cake powder are broken into 100-200 order granule, spray into dipentene, used oil, aluminium stearate while stirring, places 5-7 hour after mix homogeneously, mix with other residual componentss again, heating is to 75-80 DEG C, and dispersion is ground 30-40 minute, to obtain final product.
2. the preparation method of adiabatic sound absorption aerated bricks according to claim 1, it is characterised in that comprise the following steps:
(1) by cement, bauxite, calcium silicates, Paris white, swelling perlite powder, quick lime, Gypsum Fibrosum, flyash mixing, send into grinding in ball grinder and become 100-200 order granule, mix with the composition except aerating aluminium powder again, it is that 0.57-0.58 adds water by ratio of water to material, stir, add aerating aluminium powder, be uniformly mixing to obtain slurry；
(2) slurry that (1st) step obtains is poured in mould, obtain brick idiosome；
(3) brick idiosome being put into steam-cured still and carry out evacuation, then passed into steam in 1.7-1.9 hour equably, make the temperature of steam-cured indoor rise to 170-180 DEG C, pressure reaches 11-13MPa, keeps constant 9-12 hour；
(4) let off steam equably in 1.7-1.9 hour, make the temperature of steam-cured indoor be down to less than 70 DEG C, go out still, place 28-30 days and get final product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410633982.8A CN104446611B (en) | 2014-11-12 | 2014-11-12 | A kind of adiabatic sound absorption aerated bricks and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410633982.8A CN104446611B (en) | 2014-11-12 | 2014-11-12 | A kind of adiabatic sound absorption aerated bricks and preparation method thereof |
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| CN104446611A CN104446611A (en) | 2015-03-25 |
| CN104446611B true CN104446611B (en) | 2016-06-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105330219B (en) * | 2015-12-01 | 2017-07-11 | 武汉大学 | Biomass power plant ash base non-autoclaved aerated concrete inhales acoustic brick and preparation method thereof |
| CN107379252A (en) * | 2017-06-29 | 2017-11-24 | 马鞍山市恒达轻质墙体材料有限公司 | A kind of process units of aerated bricks slurry |
| CN107857532A (en) * | 2017-10-25 | 2018-03-30 | 成都圻坊生物科技有限公司 | A kind of high-strength insulation acoustical absorption wall material |
| CN115611609B (en) * | 2022-11-14 | 2023-03-10 | 国能龙源环保有限公司 | Method for preparing water permeable brick by utilizing waste wind power blades |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426976A (en) * | 2001-12-19 | 2003-07-02 | 吕占祥 | Construction material additional agant containing chromium-silicate and construction material containing said additional agent |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPQ879000A0 (en) * | 2000-07-14 | 2000-08-10 | Davco Construction Materials Pty Limited | Mortar composition and method |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426976A (en) * | 2001-12-19 | 2003-07-02 | 吕占祥 | Construction material additional agant containing chromium-silicate and construction material containing said additional agent |
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Granted publication date: 20160629 Termination date: 20171112 |