CN105218001A - A kind of novel aerated bricks and preparation method thereof - Google Patents
A kind of novel aerated bricks and preparation method thereof Download PDFInfo
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- CN105218001A CN105218001A CN201510634958.0A CN201510634958A CN105218001A CN 105218001 A CN105218001 A CN 105218001A CN 201510634958 A CN201510634958 A CN 201510634958A CN 105218001 A CN105218001 A CN 105218001A
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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
The invention provides a kind of novel aerated bricks and preparation method thereof, its component is made up of the material of following weight part: 50 ~ 60 parts of river sands, 20 ~ 25 parts of slags, 8 ~ 10 parts of modified kaolins, 1 ~ 2 part of aluminium powder, 2 ~ 3 parts of birds downs, 5 ~ 8 parts of charing nut-shells, 0.5 ~ 1 part of carboxymethyl cellulose, 4 ~ 6 parts of pearlstones, 2 ~ 4 parts of boraxs, 3 ~ 5 parts of glass fibre.In the present invention, the excellent cooperation of different components makes this aerated bricks have better waterproof and soundproof effect; its intensity, hardness, heatproof, anti-freezing property all increase; be better than existing product in the market; and main raw material used is drawn materials extensive, with low cost; reduce production cost; protect environment, meet the trend of industry future development, there is higher promotional value.
Description
Technical field
The invention belongs to building materials field, particularly relate to a kind of novel aerated bricks and preparation method thereof.
Background technology
Aerated bricks is the aerated bricks building block of being produced by autoclave at high temperature apparatus and process, namely the brick product comprising other various explained hereafter of steam pressure are adopted, aerated bricks is a kind of novel wall material, its unique distinction is that it is a kind of novel building walling of very light-duty heat insulating, and that this technology of China starts is more late, than abroad totally fall behind 40 years, but, the development of the aerated bricks industry of China is really very fast, and now domestic aerated bricks technical matters level can reach international most advanced level.
Aerated bricks sharpest edges economize the land resource exactly, a large amount of arable lands need not be wasted, and the source of its raw material very extensive, dust and sand, slag, flyash and coal gangue etc. are all the starting material doing aerated bricks, and the performance characteristics of aerated bricks very superior, have extraordinary can working ability and heat insulation and insulated capacity, and plasticity-very strong, have extraordinary processing characteristics, although domestic production state of the art is gradually improved, the research of aerated bricks raw material and processing technology still need further raising.
Summary of the invention
The present invention aims to provide a kind of novel aerated bricks and preparation method thereof, and institute's manufacturing aerated brick has good waterproof, soundproof effect, and comprehensive mechanical property comparatively currently available products all increase.
The present invention is achieved through the following technical solutions:
A kind of novel aerated bricks, be made up of the material of following weight part:
50 ~ 60 parts of river sands, 20 ~ 25 parts of slags, 8 ~ 10 parts of modified kaolins, 1 ~ 2 part of aluminium powder, 2 ~ 3 parts of birds downs, 5 ~ 8 parts of charing nut-shells, 0.5 ~ 1 part of carboxymethyl cellulose, 4 ~ 6 parts of pearlstones, 2 ~ 4 parts of boraxs, 3 ~ 5 parts of glass fibre.
A preparation method for novel aerated bricks, comprises the steps:
(1) after 50 ~ 60 parts of river sands flushings being tanned by the sun 3 ~ 5 days, for subsequent use after 120 mesh sieves;
(2) for subsequent use after 20 ~ 25 parts of slags being carried out ball mill pulverizing;
(3) 160 orders are crossed after 8 ~ 10 parts of modified kaolins, 5 ~ 8 parts of charing nut-shells, 4 ~ 6 parts of pearlstones and 2 ~ 4 parts of boraxs being pulverized for subsequent use;
(4) above-mentioned substance and remaining component added water be placed in homogenizer, after stirring mixed pulp is for subsequent use;
(5) made mixed pulp is poured into the mold shaping after, then carry out precuring, the demoulding, cut to obtain brick embryo;
(6) get product after institute's brickmaking embryo being put into reactor steam press maintenance.
Further, described slag is one or more compositions of Iron-ore Slag, phosphorus ore slag, blast-furnace slag, alum slag.
Further, described modified kaolin is first placed in by kaolin under 500 ~ 650 DEG C of conditions after calcining 2 ~ 3h, then calcining 1 ~ 2h and obtaining under the condition being placed in 850 ~ 1000 DEG C.
Further, one or more of chicken class down, duck class down, dove class down selected by described birds down, and length is not more than 3cm.
Further, step (1) described river sand can 100% cross 120 orders, more than 55% can cross 180 orders.
Further, the particle diameter after the described slag ball milling of step (2) is not more than 3.5mm.
Further, the temperature of step (5) described precuring is 42 ~ 48 DEG C, and the time is 2 ~ 4h.
Further, the described steam press maintenance temperature of step (6) controls to be 155 ~ 175 DEG C, and pressure-controlling is 0.9 ~ 1.2MPa, and duration is 10 ~ 16h.
The present invention has following beneficial effect:
(1) at present much cultivate and butcher the down miscarriage that self-employed worker takes off birds, some is even directly abandoned in field, though can natural degradation, also result in bad pollution.Down itself is the material of a kind of good water proof, insulation, insulation, apply wider in people's daily life, the invention provides the novelty teabag of down, the characteristic of down itself is utilized to make an addition in aerated bricks composition, may be used for the connection of heterogeneity particle on the one hand, turn improve waterproof, the heat preservation property of aerated bricks on the other hand.
(2) the charing nut-shell added is the re-using to nut-shell, protects environment, and the nut-shell after charing has microvoid structure and stronger adsorptive power, can strengthen the sound-proofing properties of aerated bricks further.
(3) modified kaolin added has stronger cohesiveness, resistivity against fire and plasticity-, coordinates the effect of glass fibre, the resistivity against fire of aerated bricks is strengthened further.
(4) in the present invention, the excellent cooperation of different components makes this aerated bricks have better waterproof and soundproof effect; its intensity, hardness, heatproof, anti-freezing property all increase; be better than existing product in the market; and main raw material used is drawn materials extensive, with low cost; reduce production cost; protect environment, meet the trend of industry future development, there is higher promotional value.
Embodiment
Embodiment 1
A kind of novel aerated bricks, be made up of the material of following weight part:
50 parts of river sands, 22 parts of slags, 8 parts of modified kaolins, 1.5 parts of aluminium powders, 2 parts of birds downs, 6 parts of charing nut-shells, 0.5 part of carboxymethyl cellulose, 5 parts of pearlstones, 4 parts of boraxs, 3 parts of glass fibre.
A preparation method for novel aerated bricks, comprises the steps:
(1) after 50 parts of river sands flushings being tanned by the sun 5 days, for subsequent use after 120 mesh sieves;
(2) for subsequent use after 22 parts of slags being carried out ball mill pulverizing;
(3) 160 orders are crossed after 8 parts of modified kaolins, 6 parts of charing nut-shells, 5 parts of pearlstones and 4 parts of boraxs being pulverized for subsequent use;
(4) above-mentioned substance and remaining component added water be placed in homogenizer, after stirring mixed pulp is for subsequent use;
(5) made mixed pulp is poured into the mold shaping after, then carry out precuring, the demoulding, cut to obtain brick embryo;
(6) get product after institute's brickmaking embryo being put into reactor steam press maintenance.
Further, described slag is Iron-ore Slag, phosphorus ore slag and alum slag composition.
Further, described modified kaolin is after calcining 2h under first kaolin being placed in 500 ~ 650 DEG C of conditions, then calcines 2h under the condition being placed in 900 ~ 1000 DEG C and obtain.
Further, chicken class down selected by described birds down, and length is not more than 3cm.
Further, step (1) described river sand can 100% cross 120 orders, more than 55% can cross 180 orders.
Further, the particle diameter after the described slag ball milling of step (2) is not more than 3.5mm.
Further, the temperature of step (5) described precuring is 42 ~ 45 DEG C, and the time is 2.5h.
Further, the described steam press maintenance temperature of step (6) controls to be 160 ~ 175 DEG C, and pressure-controlling is 0.9 ~ 1.2MPa, and duration is 14 ~ 16h.
The properties data recording the present embodiment 1 manufacturing aerated brick are as follows: porosity is 78 ~ 88%; Volume density is 500 ~ 750kg/m
3; When temperature is at about 750 DEG C, its ultimate compression strength is close to ultimate compression strength during normal temperature, and fire resistance reaches country-level fire-protection standard; Ultimate compression strength is 5.0 ~ 7.2Mpa; With the exterior wall that this aerated bricks builds up, natural condition had not found the phenomenon that seeps water after lower 3 years, and soundproof effect is good.
Embodiment 2
A kind of novel aerated bricks, be made up of the material of following weight part:
60 parts of river sands, 25 parts of slags, 10 parts of modified kaolins, 2 parts of aluminium powders, 3 parts of birds downs, 6 parts of charing nut-shells, 0.8 part of carboxymethyl cellulose, 6 parts of pearlstones, 3 parts of boraxs, 5 parts of glass fibre.
A preparation method for novel aerated bricks, comprises the steps:
(1) after 60 parts of river sands flushings being tanned by the sun 4 days, for subsequent use after 120 mesh sieves;
(2) for subsequent use after 25 parts of slags being carried out ball mill pulverizing;
(3) 160 orders are crossed after 10 parts of modified kaolins, 6 parts of charing nut-shells, 6 parts of pearlstones and 3 parts of boraxs being pulverized for subsequent use;
(4) above-mentioned substance and remaining component added water be placed in homogenizer, after stirring mixed pulp is for subsequent use;
(5) made mixed pulp is poured into the mold shaping after, then carry out precuring, the demoulding, cut to obtain brick embryo;
(6) get product after institute's brickmaking embryo being put into reactor steam press maintenance.
Further, described slag is one or more compositions of Iron-ore Slag, phosphorus ore slag, blast-furnace slag, alum slag.
Further, described modified kaolin is after calcining 3h under first kaolin being placed in 550 ~ 650 DEG C of conditions, then calcines 2h under the condition being placed in 850 ~ 950 DEG C and obtain.
Further, described birds down selects chicken class down and duck class down, and length is not more than 3cm.
Further, step (1) described river sand can 100% cross 120 orders, more than 60% can cross 180 orders.
Further, the particle diameter after the described slag ball milling of step (2) is not more than 3mm.
Further, the temperature of step (5) described precuring is 45 ~ 48 DEG C, and the time is 4h.
Further, the described steam press maintenance temperature of step (6) controls to be 155 ~ 165 DEG C, and pressure-controlling is 1.0 ~ 1.2MPa, and duration is 12 ~ 15h.
The properties data recording the present embodiment 2 manufacturing aerated bricks are as follows: porosity is 80 ~ 88%; Volume density is 530 ~ 740kg/m
3; When temperature is at about 740 DEG C, its ultimate compression strength is close to ultimate compression strength during normal temperature, and fire resistance reaches country-level fire-protection standard; Ultimate compression strength is 5.3 ~ 7.5Mpa; The cubes that the present embodiment 2 aerated bricks makes 100mm × 100mm × 100mm is carried out Performance Detection, detects its shrinkage value is 0.38mm/m, frost resistance loss of strength 15%.
Claims (9)
1. a novel aerated bricks, is characterized in that, is made up of the material of following weight part:
50 ~ 60 parts of river sands, 20 ~ 25 parts of slags, 8 ~ 10 parts of modified kaolins, 1 ~ 2 part of aluminium powder, 2 ~ 3 parts of birds downs, 5 ~ 8 parts of charing nut-shells, 0.5 ~ 1 part of carboxymethyl cellulose, 4 ~ 6 parts of pearlstones, 2 ~ 4 parts of boraxs, 3 ~ 5 parts of glass fibre.
2. a preparation method for novel aerated bricks as claimed in claim 1, is characterized in that, comprise the steps:
(1) after 50 ~ 60 parts of river sands flushings being tanned by the sun 3 ~ 5 days, for subsequent use after 120 mesh sieves;
(2) for subsequent use after 20 ~ 25 parts of slags being carried out ball mill pulverizing;
(3) 160 orders are crossed after 8 ~ 10 parts of modified kaolins, 5 ~ 8 parts of charing nut-shells, 4 ~ 6 parts of pearlstones and 2 ~ 4 parts of boraxs being pulverized for subsequent use;
(4) above-mentioned substance and remaining component added water be placed in homogenizer, after stirring mixed pulp is for subsequent use;
(5) made mixed pulp is poured into the mold shaping after, then carry out precuring, the demoulding, cut to obtain brick embryo;
(6) get product after institute's brickmaking embryo being put into reactor steam press maintenance.
3. the novel aerated bricks of one according to claim 1, is characterized in that, described slag is one or more compositions of Iron-ore Slag, phosphorus ore slag, blast-furnace slag, alum slag.
4. the novel aerated bricks of one according to claim 1, is characterized in that, described modified kaolin is first placed in by kaolin under 500 ~ 650 DEG C of conditions after calcining 2 ~ 3h, then calcining 1 ~ 2h and obtaining under the condition being placed in 850 ~ 1000 DEG C.
5. the novel aerated bricks of one according to claim 1, is characterized in that, one or more of chicken class down, duck class down, dove class down selected by described birds down, and length is not more than 3cm.
6. the preparation method of a kind of novel aerated bricks according to claim 2, is characterized in that, step (1) described river sand can 100% cross 120 orders, more than 55% can cross 180 orders.
7. the preparation method of a kind of novel aerated bricks according to claim 2, is characterized in that, the particle diameter after the described slag ball milling of step (2) is not more than 3.5mm.
8. the preparation method of a kind of novel aerated bricks according to claim 2, is characterized in that, the temperature of step (5) described precuring is 42 ~ 48 DEG C, and the time is 2 ~ 4h.
9. the preparation method of a kind of novel aerated bricks according to claim 2, is characterized in that, the described steam press maintenance temperature of step (6) controls to be 155 ~ 175 DEG C, and pressure-controlling is 0.9 ~ 1.2MPa, and duration is 10 ~ 16h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634958.0A CN105218001A (en) | 2015-09-30 | 2015-09-30 | A kind of novel aerated bricks and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510634958.0A CN105218001A (en) | 2015-09-30 | 2015-09-30 | A kind of novel aerated bricks and preparation method thereof |
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| CN105218001A true CN105218001A (en) | 2016-01-06 |
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| CN201510634958.0A Pending CN105218001A (en) | 2015-09-30 | 2015-09-30 | A kind of novel aerated bricks and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106518000A (en) * | 2016-10-21 | 2017-03-22 | 安徽青花坊瓷业股份有限公司 | Durable porcelain and preparation technology thereof |
| CN106542803A (en) * | 2016-10-21 | 2017-03-29 | 安徽青花坊瓷业股份有限公司 | A kind of porcelain and its processing technology of tolerance salt air corrosion |
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| CN1792989A (en) * | 2005-10-28 | 2006-06-28 | 佛山神羽纺织有限公司 | Thermal insultion heat insulating board for building and processing method thereof |
| CN101823864A (en) * | 2010-04-14 | 2010-09-08 | 吴智深 | Manufacturing method of aerated concrete |
| CN102180624A (en) * | 2011-04-15 | 2011-09-14 | 襄樊学院 | Heat-insulation noise-reduction cement plaster mortar for building |
| CN102875188A (en) * | 2012-08-25 | 2013-01-16 | 马鞍山豹龙新型建材有限公司 | Magnesite slag aerating brick and preparation method thereof |
| CN103449767A (en) * | 2013-07-31 | 2013-12-18 | 潘逸东 | Air-added brick added with nano powder |
-
2015
- 2015-09-30 CN CN201510634958.0A patent/CN105218001A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1792989A (en) * | 2005-10-28 | 2006-06-28 | 佛山神羽纺织有限公司 | Thermal insultion heat insulating board for building and processing method thereof |
| CN101823864A (en) * | 2010-04-14 | 2010-09-08 | 吴智深 | Manufacturing method of aerated concrete |
| CN102180624A (en) * | 2011-04-15 | 2011-09-14 | 襄樊学院 | Heat-insulation noise-reduction cement plaster mortar for building |
| CN102875188A (en) * | 2012-08-25 | 2013-01-16 | 马鞍山豹龙新型建材有限公司 | Magnesite slag aerating brick and preparation method thereof |
| CN103449767A (en) * | 2013-07-31 | 2013-12-18 | 潘逸东 | Air-added brick added with nano powder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106518000A (en) * | 2016-10-21 | 2017-03-22 | 安徽青花坊瓷业股份有限公司 | Durable porcelain and preparation technology thereof |
| CN106542803A (en) * | 2016-10-21 | 2017-03-29 | 安徽青花坊瓷业股份有限公司 | A kind of porcelain and its processing technology of tolerance salt air corrosion |
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Application publication date: 20160106 |