CN103253984A - Boron mud/loess ceramsite concrete hollow insulation block and preparation method thereof - Google Patents
Boron mud/loess ceramsite concrete hollow insulation block and preparation method thereof Download PDFInfo
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- CN103253984A CN103253984A CN2013101233856A CN201310123385A CN103253984A CN 103253984 A CN103253984 A CN 103253984A CN 2013101233856 A CN2013101233856 A CN 2013101233856A CN 201310123385 A CN201310123385 A CN 201310123385A CN 103253984 A CN103253984 A CN 103253984A
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Abstract
The invention discloses a boron mud/loess ceramsite concrete hollow insulation block and a preparation method thereof. The block is prepared from the following raw materials by weight: 125 to 145 parts of ordinary Portland cement grade 42.5, 540 to 580 parts of stone chippings, 28 to 32 parts of boron mud, 12 to 16 parts of loess, 8 to 12 parts of paper pulp waste liquid, 3 to 5 parts of straw ash, 4 to 6 parts of light calcium carbonate, 20 to 30 parts of soluble glass, 8 to 12 parts of straw powder, 3 to 4 parts of a foaming agent, 1 to 1.5 parts of foots, 2 to 3 parts of an asbestos fiber, 0.6 to 1.2 parts of a redispersible latex powder and 160 to 210 parts of water. The boron mud/loess ceramsite concrete hollow insulation block produced in the invention has the advantages of high strength, low density, good heat insulation performance, good impact resistance, small possibility of water absorption, fire resistance, flame retardation, good weatherability, environment-friendliness, energy conservation and the like and has great market space and development prospects in the application field of building energy conservation in China.
Description
Technical field
The present invention relates to a kind of boron mud/loess haydite concrete hollow heat-insulation building block and preparation method thereof, belong to building material field.
Background technology
Materials for wall is the important component part of architectural exterior-protecting construction, along with the popularization of building energy conservation and people to the improving constantly of living environment comfortableness demand, wall heat insulation material more and more is subject to people's attention.Use more materials for wall at present and mainly contain concrete segment, air-entrained concrete building block, sintered perforated brick class etc.When ordinary concrete hollow block was used for the heat preservation energy-saving exterior wall, heat preservation and energy conservation effects was poor, in use must adhere to the lagging material of composite highly effective at internal surface or the outside surface of body of wall, the cost height, and difficulty of construction is big; Air-entrained concrete building block is because its thermal and insulating performance is good, the refractoriness height, and advantage such as density is little be widely used in the internal partition wall of skeleton construction, but it exists water-intake rate higher relatively, and intensity is relatively low, and cracking appears in body of wall easily; Sintered perforated brick is the pertusate brick of big face, and the hole is many and little, can't reach the requirement of heat preservation energy-saving.Above-mentioned materials for wall significant disadvantages and deficiency can't satisfy insulation or quality control requirement, and therefore, developing energy-conservation novel wall lagging material has as early as possible become the task of top priority.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of intensity height, volume stability is good, thermal and insulating performance is good boron mud/loess haydite concrete hollow heat-insulation building block and preparation method thereof are provided.
The technical solution used in the present invention is as follows:
A kind of boron mud/loess haydite concrete hollow heat-insulation building block is made by the raw material of following weight part: 42.5 ordinary Portland cement 125-145, stone fragment 540-580, boron mud 28-32, loess 12-16, spent pulping liquor 8-12, stalk ash 3-5, light calcium carbonate 4-6, water glass 20-30, straw powder 8-12, whipping agent 3-4, oil foot 1-1.5, fibrous magnesium silicate 2-3, redispersible latex powder 0.6-1.2, water 160-210.
The preparation method of a kind of boron mud/loess haydite concrete hollow heat-insulation building block, may further comprise the steps: (1) mixes boron mud and loess by shredder and grinds to form 100-150 order powder, add spent pulping liquor, stalk ash, calcium carbonate again, stir, get the form of spherical particles raw material through extrusion molding, cutting, granulation, particle diameter is 1-3mm; With particle raw material dry 18-24h at room temperature, put into the 110-120 ℃ of dry 1-1.5h of thermostatic drying chamber again, at 1200-1500 ℃ of following high-temperature roasting 40-60min, namely get boron mud/loess haydite at last;
(2) the above-mentioned boron mud that makes/loess haydite is dropped in the high-speed mixer, add water glass again, heating in water bath is to 85-95 ℃, stir, add the straw powder then, blend 3-5min under the 2000-3000rpm rotating speed sends into granulation in the tablets press at last, particle diameter control namely gets boron mud/loess haydite that the straw powder coats at 2-3mm;
(3) get the boron mud/loess haydite and 42.5 ordinary Portland cements, stone fragment, fibrous magnesium silicate, redispersible latex powder dry mixing 30-40s that the above-mentioned straw powder that makes coats, it is mixed, add water again and stir 3-5min, the formation mixed slurry;
(4) get whipping agent and add 15-20 water doubly obtains stable uniform after stirring 2-3min foam, stirring velocity 600-800r/min, the ratio that adds foam 40-50 milliliter then in per 100 gram batch mixings, the foam that makes is fed in the batch mixing that step (3) obtains, after stirring, add oil foot again, namely get the foaming slurry behind the stirring 4-5min;
(5) slurry that will foam is injected into moulding in the building block mould, and the demoulding after 2-3 days namely gets the hollow heat-insulation building block finished product through vapor cure.
Described whipping agent is made up of the 4-5:2-3:1 mixing by weight proportion of sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, gelatin.
Beneficial effect of the present invention:
The present invention utilizes raw materials such as boron mud, loess to make haydite, it is little that it has light weight density, inner porous, corrosion-resistant, freeze proof fire-resistant, antidetonation and good characteristics such as isolated property, thus sandstones such as river sand, mountain sand and quartz sand in the concrete can be replaced, obviously improve the thermal and insulating performance of holllow building block; The present invention also utilizes the straw powder to coat haydite, the haydite thermal and insulating performance that can further improve; The boron mud that the present invention produces/loess haydite concrete hollow heat-insulation building block has the intensity height, density is low, thermal and insulating performance good, good impact resistance, be difficult for suction; advantages such as fire protection flame retarding, good weatherability, environmental protection and energy saving, the building energy conservation Application Areas has the great market space and development prospect in China.
Embodiment
A kind of boron mud/loess haydite concrete hollow heat-insulation building block is made by the raw material of following weight part (kilogram): 42.5 ordinary Portland cements 130, stone fragment 550, boron mud 30, loess 15, spent pulping liquor 10 stalk ashes 4, light calcium carbonate 5, water glass 25, straw powder 10, whipping agent 3, oil foot 1, fibrous magnesium silicate 2, redispersible latex powder 0.7, water 185.
The preparation method of a kind of boron mud/loess haydite concrete hollow heat-insulation building block, may further comprise the steps: (1) mixes boron mud and loess by shredder and grinds to form 120 order powder, add spent pulping liquor, stalk ash, calcium carbonate again, stir, get the form of spherical particles raw material through extrusion molding, cutting, granulation, particle diameter is 2mm; With particle raw material dry 20h at room temperature, put into 115 ℃ of dry 1h of thermostatic drying chamber again, at 1350 ℃ of following high-temperature roasting 50min, namely get boron mud/loess haydite at last;
(2) the above-mentioned boron mud that makes/loess haydite is dropped in the high-speed mixer, add water glass again, heating in water bath to 95 ℃, stir, add the straw powder then, blend 5min under the 2000rpm rotating speed sends into granulation in the tablets press at last, particle diameter is 3mm, namely gets boron mud/loess haydite that the straw powder coats;
(3) get the boron mud/loess haydite and 42.5 ordinary Portland cements, stone fragment, fibrous magnesium silicate, redispersible latex powder dry mixing 40s that the above-mentioned straw powder that makes coats, it is mixed, add water again and stir 4min, the formation mixed slurry;
(4) get the foam that whipping agent adds water acquisition stable uniform after stirring 3min of 18 times, stirring velocity 800r/min, the ratio that adds 45 milliliters of foams then in per 100 gram batch mixings, the foam that makes is fed in the batch mixing that step (3) obtains, after stirring, add oil foot again, namely get the foaming slurry behind the stirring 4min;
(5) slurry that will foam is injected into moulding in the building block mould, and the demoulding after 3 days namely gets the hollow heat-insulation building block finished product through vapor cure.
Wherein, described whipping agent is made up of the 5:2:1 mixing by weight proportion of sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, gelatin.
After testing, its performance is: ultimate compression strength 4.9MPa, and drying shrinkage value 0. 09mm/m, volume water absorption rate 09%, thermal conductivity 0. 12W/mK is a kind of comparatively desirable heat-preserving energy-saving wall material.
Claims (3)
1. boron mud/loess haydite concrete hollow heat-insulation building block; it is characterized in that, made by the raw material of following weight part: 42.5 ordinary Portland cement 125-145, stone fragment 540-580, boron mud 28-32, loess 12-16, spent pulping liquor 8-12, stalk ash 3-5, light calcium carbonate 4-6, water glass 20-30, straw powder 8-12, whipping agent 3-4, oil foot 1-1.5, fibrous magnesium silicate 2-3, redispersible latex powder 0.6-1.2, water 160-210.
2. the preparation method of boron mud as claimed in claim 1/loess haydite concrete hollow heat-insulation building block, it is characterized in that may further comprise the steps: (1) mixes boron mud and loess by shredder and grinds to form 100-150 order powder, add spent pulping liquor, stalk ash, calcium carbonate again, stir, get the form of spherical particles raw material through extrusion molding, cutting, granulation, particle diameter is 1-3mm; With particle raw material dry 18-24h at room temperature, put into the 110-120 ℃ of dry 1-1.5h of thermostatic drying chamber again, at 1200-1500 ℃ of following high-temperature roasting 40-60min, namely get boron mud/loess haydite at last;
(2) the above-mentioned boron mud that makes/loess haydite is dropped in the high-speed mixer, add water glass again, heating in water bath is to 85-95 ℃, stir, add the straw powder then, blend 3-5min under the 2000-3000rpm rotating speed sends into granulation in the tablets press at last, particle diameter control namely gets boron mud/loess haydite that the straw powder coats at 2-3mm;
(3) get the boron mud/loess haydite and 42.5 ordinary Portland cements, stone fragment, fibrous magnesium silicate, redispersible latex powder dry mixing 30-40s that the above-mentioned straw powder that makes coats, it is mixed, add water again and stir 3-5min, the formation mixed slurry;
(4) get whipping agent and add 15-20 water doubly obtains stable uniform after stirring 2-3min foam, stirring velocity 600-800r/min, the ratio that adds foam 40-50 milliliter then in per 100 gram batch mixings, the foam that makes is fed in the batch mixing that step (3) obtains, after stirring, add oil foot again, namely get the foaming slurry behind the stirring 4-5min;
(5) slurry that will foam is injected into moulding in the building block mould, and the demoulding after 2-3 days namely gets the hollow heat-insulation building block finished product through vapor cure.
3. boron mud according to claim 1 and 2/loess haydite concrete hollow heat-insulation building block is characterized in that, described whipping agent is made up of the 4-5:2-3:1 mixing by weight proportion of sodium lauryl sulphate, Sodium dodecylbenzene sulfonate, gelatin.
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104058657A (en) * | 2014-05-30 | 2014-09-24 | 蚌埠华东石膏有限公司 | High-strength thermal-insulation concrete and preparation method thereof |
CN104310924A (en) * | 2014-10-14 | 2015-01-28 | 哈尔滨金玉科技开发有限公司 | Building baking-free brick and preparation method thereof |
CN106431481A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Cylindrical loess light-weight through-hole haydite with air purification function |
CN106431287A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Quincunx loess lightweight through-pore ceramsite with air purification function |
CN106431271A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Light spherical loess through-hole ceramsite with air purification function |
CN106431288A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Macadam-shaped loess lightweight aggregate with air purification function |
CN106431334A (en) * | 2016-09-27 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Method for producing multifunctional quincunx-shaped loess light perforated ceramsite |
CN109942272A (en) * | 2017-12-21 | 2019-06-28 | 卢松 | High-intensitive aerated bricks and preparation method thereof |
CN112028575A (en) * | 2020-09-14 | 2020-12-04 | 路雪芹 | Environment-friendly building heat-insulating material and preparation method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH01235762A (en) * | 1988-03-12 | 1989-09-20 | Suteo Kotani | Manufacture of compound materials for ground and second coatings |
CN101376581A (en) * | 2008-09-28 | 2009-03-04 | 陕西利民绿色建材有限公司 | Lightweight small size hollow concrete blocks |
CN102951878A (en) * | 2012-11-12 | 2013-03-06 | 郑小东 | Lightweight concrete exterior wall insulation building block and production method thereof |
-
2013
- 2013-04-11 CN CN2013101233856A patent/CN103253984A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH01235762A (en) * | 1988-03-12 | 1989-09-20 | Suteo Kotani | Manufacture of compound materials for ground and second coatings |
CN101376581A (en) * | 2008-09-28 | 2009-03-04 | 陕西利民绿色建材有限公司 | Lightweight small size hollow concrete blocks |
CN102951878A (en) * | 2012-11-12 | 2013-03-06 | 郑小东 | Lightweight concrete exterior wall insulation building block and production method thereof |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104058657A (en) * | 2014-05-30 | 2014-09-24 | 蚌埠华东石膏有限公司 | High-strength thermal-insulation concrete and preparation method thereof |
CN104310924A (en) * | 2014-10-14 | 2015-01-28 | 哈尔滨金玉科技开发有限公司 | Building baking-free brick and preparation method thereof |
CN106431481A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Cylindrical loess light-weight through-hole haydite with air purification function |
CN106431287A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Quincunx loess lightweight through-pore ceramsite with air purification function |
CN106431271A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Light spherical loess through-hole ceramsite with air purification function |
CN106431288A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Macadam-shaped loess lightweight aggregate with air purification function |
CN106431334A (en) * | 2016-09-27 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Method for producing multifunctional quincunx-shaped loess light perforated ceramsite |
CN109942272A (en) * | 2017-12-21 | 2019-06-28 | 卢松 | High-intensitive aerated bricks and preparation method thereof |
CN112028575A (en) * | 2020-09-14 | 2020-12-04 | 路雪芹 | Environment-friendly building heat-insulating material and preparation method thereof |
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Application publication date: 20130821 |