CN104860599A - Preparation method of aerated brick with good waterproof performance - Google Patents
Preparation method of aerated brick with good waterproof performance Download PDFInfo
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- CN104860599A CN104860599A CN201510263773.3A CN201510263773A CN104860599A CN 104860599 A CN104860599 A CN 104860599A CN 201510263773 A CN201510263773 A CN 201510263773A CN 104860599 A CN104860599 A CN 104860599A
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Abstract
The invention discloses a preparation method of an aerated brick with good waterproof performance. The preparation method comprises the following steps: 30-32 parts of siliceous filler, 4-6 parts of a calcium oxide expanding agent, 2-4 parts of blast-furnace ash and 6-8 parts of modified paper fiber are mechanically ground into powder and uniformly stirred according to the formula proportion, then water in the volume ratio being 12%-15% is added, and raw meal balls with the particle sizes ranging from 4 mm to 6 mm are prepared from the mixture by a ball mill and are dried for 2-3 h at the temperature ranging from 100 DEG C to 120 DEG C; 5-10 parts by mass of gypsum powder, 2-4 parts by mass of activated carbon and 20-30 parts by mass of cement are mixed with the raw meal balls and are subjected to fine grinding. The siliceous filler, the blast-furnace ash, the activated carbon and reasonable component proportion are adopted, so that energy saving and environmental protection are realized, the structure is form, the waterproof performance is good, various types of mining waste are used abundantly, a new raw material source is provided for hollow bricks, and the weight of a brick body is reduced.
Description
Technical field
The present invention relates to building material field, specifically belong to a kind of preparation method of good waterproof performance aerated bricks.
Background technology
The material that building used in the past is mainly common brick, is the solid brick that a kind of clay is fired.This brick needs the clay of use very many, and occupy a large amount of land resources, concerning current society, this is a kind of waste of resource.In recent years, people started to utilize flyash and tackiness agent to manufacture brick, meanwhile, have developed hollow brick.This brick brick body is comparatively light, and, a large amount of uses of land resources can not be caused, discarded material can be made full use of, energy-conserving and environment-protective.
At present, the hollow brick on market is in the environment of humidity, and water resistance is bad, can not meet current environment for use requirement.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of good waterproof performance aerated bricks, energy-conserving and environment-protective, sound construction, good heat preservation performance, the raw material sources that the various mining wastes of a large amount of use is new for hollow brick provides.
Technical scheme of the present invention is as follows:
A preparation method for good waterproof performance aerated bricks, the method includes following steps:
1), by 30-32 part siliceous filler, 4-6 part calcium oxide swelling agent, 2-4 part blast-furnace dust, 6-8 part modified paper fiber through mechanical disintegration powder, stir by formula rate, then the water that volume ratio is 12-15% is added, then through becoming ball mill corning footpath to be the raw material ball of 4-6mm, dry 2-3h at 100-120 DEG C; And get 5-10 part terra alba, 2-4 part gac and 20-30 part cement by mass parts and to mix with above-mentioned raw material ball and to carry out fine grinding;
2) stirred pot put into by the siccative, after fine grinding, and adds water and fully stir, and stirs and adds 0.5-0.8 part aluminium powder, 1.5-3 part suds-stabilizing agent simultaneously, stirring velocity 800-900r/min, churning time is 1-1.5h, the slurry after stirring at 90-100 DEG C of temperature, foamed time 30-40min;
3) foaming after slurry enter in carbonizing chamber, carbonizing chamber connects boiler chimney by flue, carries out alkali liquid washing through fly-ash separator flue gas out, through washing after flue gas into carbonization kiln, C0 in carbonizing chamber
2the concentration of gas remains 9 soil 3%, and the temperature of carbonizing chamber controls at 38 ~ 45 DEG C, and relative air humidity remains on 85-90%, and carbonization time is 28 ~ 32h;
4), foamed slurry is injected in forming mould forms green compact, green compact are through vapor cure, dip treating is carried out after maintenance, in impregnating bath, put into concentration is 22-25%, soaker is that the activator of 2-3:1 and activity excitant form by weight ratio, and activator is selected from the one in ethylenediamine phosphate, dimethylbenzene or ferrous sulfate, and activity excitant is calcium hydroxide, dipping temperature is 45-50 DEG C, and dipping time is 10-12h.
Stirred pot put into by siccative after described fine grinding, and adds water and fully stir, and stir and add 0.6 part of aluminium powder, 2.8 portions of suds-stabilizing agents, stirring velocity 850r/min simultaneously, churning time is 1.2h, the slurry after stirring at 95 DEG C of temperature, foamed time 35min.
The present invention compared with prior art tool has the following advantages:
After adopting technique scheme, a kind of hollow brick of this invention, have employed siliceous filler, blast-furnace dust and gac and rational component proportion, energy-conserving and environment-protective, sound construction, good waterproof performance, the raw material sources that the various mining wastes of a large amount of use is new for hollow brick provides, alleviate the weight of brick body.
Embodiment
A preparation method for good waterproof performance aerated bricks, the method includes following steps:
1), by 30-32 part siliceous filler, 4-6 part calcium oxide swelling agent, 6-8 part modified paper fiber through mechanical disintegration powder, stir by formula rate, then the water that volume ratio is 12-15% is added, then through becoming ball mill corning footpath to be the raw material ball of 4-6mm, dry 2-3h at 100-120 DEG C; And get 5-10 part terra alba, 2-4 part gac and 20-30 part cement by mass parts and to mix with above-mentioned raw material ball and to carry out fine grinding;
2) stirred pot put into by the siccative, after fine grinding, and adds water and fully stir, and stir and add 0.6 part of aluminium powder, 2.8 portions of suds-stabilizing agents, stirring velocity 850r/min simultaneously, churning time is 1.2h, the slurry after stirring at 95 DEG C of temperature, foamed time 35min;
3) foaming after slurry enter in carbonizing chamber, carbonizing chamber connects boiler chimney by flue, carries out alkali liquid washing through fly-ash separator flue gas out, through washing after flue gas into carbonization kiln, C0 in carbonizing chamber
2the concentration of gas remains 9 soil 3%, and the temperature of carbonizing chamber controls at 38 ~ 45 DEG C, and relative air humidity remains on 85-90%, and carbonization time is 28 ~ 32h;
4), foamed slurry is injected in forming mould forms green compact, green compact are through vapor cure, dip treating is carried out after maintenance, in impregnating bath, put into concentration is 22-25%, soaker is that the activator of 2-3:1 and activity excitant form by weight ratio, and activator is selected from the one in ethylenediamine phosphate, dimethylbenzene or ferrous sulfate, and activity excitant is calcium hydroxide, dipping temperature is 45-50 DEG C, and dipping time is 10-12h.
The present invention produce hollow brick carry out in the lab mechanical property and other Performance Detection as follows:
The mechanical property of hollow brick of 1, producing the present invention is in table 1
Table 1: the mechanical property of the hollow brick that the present invention produces and national normal value control value
2, the cubes hollow brick that the present invention produces being cut into 100mm × 100mm × 100mm carries out Performance Detection, and detected result is as follows: ultimate compression strength 3.87Mpa, unit weight 0.78g/m
3, shrinkage value 0.43mm/m, weight loss 3.3%, freeze proof loss of strength 17.45%.
Claims (2)
1. a preparation method for good waterproof performance aerated bricks, is characterized in that, the method includes following steps:
1), by 30-32 part siliceous filler, 4-6 part calcium oxide swelling agent, 2-4 part blast-furnace dust, 6-8 part modified paper fiber through mechanical disintegration powder, stir by formula rate, then the water that volume ratio is 12-15% is added, then through becoming ball mill corning footpath to be the raw material ball of 4-6mm, dry 2-3h at 100-120 DEG C; And get 5-10 part terra alba, 2-4 part gac and 20-30 part cement by mass parts and to mix with above-mentioned raw material ball and to carry out fine grinding;
2) stirred pot put into by the siccative, after fine grinding, and adds water and fully stir, and stirs and adds 0.5-0.8 part aluminium powder, 1.5-3 part suds-stabilizing agent simultaneously, stirring velocity 800-900r/min, churning time is 1-1.5h, the slurry after stirring at 90-100 DEG C of temperature, foamed time 30-40min;
3) foaming after slurry enter in carbonizing chamber, carbonizing chamber connects boiler chimney by flue, carries out alkali liquid washing through fly-ash separator flue gas out, through washing after flue gas into carbonization kiln, C0 in carbonizing chamber
2the concentration of gas remains 9 soil 3%, and the temperature of carbonizing chamber controls at 38 ~ 45 DEG C, and relative air humidity remains on 85-90%, and carbonization time is 28 ~ 32h;
4), foamed slurry is injected in forming mould forms green compact, green compact are through vapor cure, dip treating is carried out after maintenance, in impregnating bath, put into concentration is 22-25%, soaker is that the activator of 2-3:1 and activity excitant form by weight ratio, and activator is selected from the one in ethylenediamine phosphate, dimethylbenzene or ferrous sulfate, and activity excitant is calcium hydroxide, dipping temperature is 45-50 DEG C, and dipping time is 10-12h.
2. the preparation method of good waterproof performance aerated bricks according to claim 1, it is characterized in that, stirred pot put into by siccative after described fine grinding, and add water and fully stir, stir and add 0.6 part of aluminium powder, 2.8 portions of suds-stabilizing agents, stirring velocity 850r/min simultaneously, churning time is 1.2h, slurry after stirring at 95 DEG C of temperature, foamed time 35min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510263773.3A CN104860599A (en) | 2015-05-22 | 2015-05-22 | Preparation method of aerated brick with good waterproof performance |
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| CN201510263773.3A CN104860599A (en) | 2015-05-22 | 2015-05-22 | Preparation method of aerated brick with good waterproof performance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105859322A (en) * | 2016-04-12 | 2016-08-17 | 安徽马钢耐火材料有限公司 | Clay brick impregnation technology, clay brick, and application of clay brick |
| CN108640634A (en) * | 2018-07-13 | 2018-10-12 | 李兴 | A kind of method that blast furnace ash inorganic materials lightweight gas steams brick |
Citations (6)
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|---|---|---|---|---|
| CN1313259A (en) * | 2000-07-15 | 2001-09-19 | 华南理工大学 | Process for preparing light building blocks of powdered coal ash for wall |
| CN101182173A (en) * | 2007-11-30 | 2008-05-21 | 东南大学 | Key technology scheme according to improvement for insulation and material mechanics performance of aerated concrete |
| CN101328051A (en) * | 2008-07-28 | 2008-12-24 | 中国建筑第四工程局有限公司 | Phosphorus slag aerated concrete building blocks and preparation thereof |
| CN102875088A (en) * | 2012-09-28 | 2013-01-16 | 李春普 | Porous lightweight slag brick |
| CN103011740A (en) * | 2012-10-24 | 2013-04-03 | 马朝阳 | Steam-curing-free light-weight wall body carbonized brick and preparation method thereof |
| CN103601458A (en) * | 2013-11-15 | 2014-02-26 | 王天国 | Building block produced by using phosphogypsum, carbide slag and coal ash through carbonization and steam curing |
-
2015
- 2015-05-22 CN CN201510263773.3A patent/CN104860599A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1313259A (en) * | 2000-07-15 | 2001-09-19 | 华南理工大学 | Process for preparing light building blocks of powdered coal ash for wall |
| CN101182173A (en) * | 2007-11-30 | 2008-05-21 | 东南大学 | Key technology scheme according to improvement for insulation and material mechanics performance of aerated concrete |
| CN101328051A (en) * | 2008-07-28 | 2008-12-24 | 中国建筑第四工程局有限公司 | Phosphorus slag aerated concrete building blocks and preparation thereof |
| CN102875088A (en) * | 2012-09-28 | 2013-01-16 | 李春普 | Porous lightweight slag brick |
| CN103011740A (en) * | 2012-10-24 | 2013-04-03 | 马朝阳 | Steam-curing-free light-weight wall body carbonized brick and preparation method thereof |
| CN103601458A (en) * | 2013-11-15 | 2014-02-26 | 王天国 | Building block produced by using phosphogypsum, carbide slag and coal ash through carbonization and steam curing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105859322A (en) * | 2016-04-12 | 2016-08-17 | 安徽马钢耐火材料有限公司 | Clay brick impregnation technology, clay brick, and application of clay brick |
| CN108640634A (en) * | 2018-07-13 | 2018-10-12 | 李兴 | A kind of method that blast furnace ash inorganic materials lightweight gas steams brick |
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