CN102731040B - Method for preparing building block brick series products by using waste electrolytic manganese slag - Google Patents
Method for preparing building block brick series products by using waste electrolytic manganese slag Download PDFInfo
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- CN102731040B CN102731040B CN2012101981373A CN201210198137A CN102731040B CN 102731040 B CN102731040 B CN 102731040B CN 2012101981373 A CN2012101981373 A CN 2012101981373A CN 201210198137 A CN201210198137 A CN 201210198137A CN 102731040 B CN102731040 B CN 102731040B
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- electrolytic manganese
- cement
- waste residue
- building block
- manganese waste
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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
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Abstract
The invention relates to a method for preparing building block brick series products by using waste electrolytic manganese slag. The building block brick series products are prepared from the following raw materials expressed in mass percent: 20 to 50% of modified waste electrolytic manganese slag, 10 to 20% of fine aggregate, 30 to 49% of coarse aggregate, 8 to 30% of cement, 0.001 to 0.005% of a modifier and 10 to 15% of water. The beneficial effects of the invention are as follows: application cost of the method is low; the prepared products have high compressive strength, sound insulation and heat insulation performances, good thermal insulation performance, resistance to freezing and thawing, aging resistance and resistance to acid and alkali; standardized operation and purely mechanical production are employed in the production process; and the products have beautiful appearance and accurate sizes, which facilitates construction.
Description
Technical field
The present invention relates to architectural decoration material field, relate in particular to a kind of method of utilizing electrolytic manganese waste residue to prepare building block brick series product.
Background technology
In industrial electrolysis manganese production process, can produce a large amount of solid waste, the main component of these wastes is calcium sulfate, ammonium sulfate, Manganse Dioxide, silicate and manganous sulfate in liquid tailings processed, and the Manganse Dioxide in electrolysis tailings (also being anode slag), the pH value of these wastes is highly acid, can cause serious pollution to environment.
At present, the manganese factory of a general scale such as producing 10000 tons of manganese metals per year, will produce approximately 70,000 tons of waste residues (in dried slag), and these slag mucks are placed on the slag field, and the rainwater shower inevitably can pollute underground water.If annual so huge waste sludge discharge amount can not get effective improvement, certainly will bring huge pressure to environmental protection, bring certain burden to manufacturing enterprise, the pollution that therefore causes will bring disaster upon and several generations.So solving the outlet of electrolytic manganese waste residue is exactly an extremely urgent problem.
Meanwhile, rose in year in 2004, National Development and Reform Committee, Ministry of Land and Resources, the Ministry of Construction, the Ministry of Agriculture dispatch a joint document, and explicit order bans use of sintered clay brick in China, thereby make concrete building bricks become the building new lover.At present, formed the new situation of the alternative sintered clay brick of concrete building bricks.
And contain more CaSO in electrolytic manganese residues
42H
2The industrial wastes such as O if be used, will obtain economic benefit and social benefit preferably.China is existing carries out respectively 105 ℃ of oven drying at low temperatures with the manganese slag and 300 ℃ of high-temperature calcinations are processed, and then substitutes gypsum preparation cement testing and tests by the national standard detection method cement performance of be correlated with.Result shows, though the delayed coagulation of electrolytic manganese residues is worse than the plaster of paris, can substitutes the plaster of paris fully and produce cement, and slow setting and the enhancement of the electrolytic manganese residues of high-temperature calcination processing, all be better than the oven drying at low temperature material.
And after deliberation the evidence electrolytic manganese residues be used for building block class building materials can larger volume manganese slag, form the resource technology route of preparation building and ornament materials, manganese slag addition is not less than 35%, reach as high as 50%, therefore utilize electrolytic manganese waste residue to prepare the method for building block brick series architecture decorative product, can be considered economically viable method.Therefore, a kind of preparation method who utilizes electrolytic manganese waste residue production building block brick series architecture decorative product is provided, thereby can give full play to the advantage that electrolytic manganese waste residue is rich in vitriol, use vitriol activity excitation material, the effect of utilizing electrolytic manganese residues that flyash, pozzolanic activity are excited, making electrolytic manganese residues composite is gelling material, for it is providing wide application aspect material of construction finishing material, becomes present core objective.
Summary of the invention
The purpose of this invention is to provide a kind of method of utilizing electrolytic manganese waste residue to prepare building block brick series product, to solve the problem at electrolytic manganese waste residue contaminate environment and water source, be fit to simultaneously the advanced composite material of production building and ornament materials.
Purpose of the present invention is achieved through the following technical solutions:
A kind of building block brick series product that utilize the electrolytic manganese waste residue preparation are made by mass percentage by following raw material: modification electrolytic manganese waste residue 20-50%, fine aggregate 10-20%, coarse aggregate 30-49%, cement 8-30%, wilkinite 1-5%, water-resisting agent 0.01-0.5% and water 10-15%.
Further, after described modification electrolytic manganese waste residue is electrolytic manganese waste residue 100, stone coal powder 5-30, flyash 5-15, volcanic ash 2-15, unslaked lime 2-15 and the water 1000 mix and blend 3-5min that mix with mass ratio, the product of air storage airing after 1-15 days.
Preferably, described fine aggregate is calcite in powder, ground silica, ground dolomite or marble flour, described coarse aggregate is rubble rock ballast, gravel or the lithotome tankage of granularity 3-7mm, and described cement is silicate cement, aluminosulfate cement, glass fiber reinforced cement (GRC), self-stress ferro-aluminate cement or white cement, colored cement or magnesia oxychloride cement.
Preferably, described water-resisting agent is sodium silicate waterproofer or waterproofing agent of organosilicon.
A kind of method of utilizing electrolytic manganese waste residue to prepare building block brick series product comprises the following steps:
1) modification electrolytic manganese waste residue, fine aggregate and coarse aggregate are transported to automatic batching system together, and by the product specific requirement of automatic batching system according to required production, quality to modification electrolytic manganese waste residue, fine aggregate and coarse aggregate is carried out proportioning, and prepares burden after mixing;
2) compound that proportioning is good is transported in stirrer, and adds cement 5-20%, wilkinite 1-5%, water-resisting agent 0.001-0.5% and water 10-15% according to the product specific requirement of required production, fully mixes 1-5min by stirrer;
3) compound after stirring, send into pre-heating cabin and carry out preheating, the temperature of preheating is controlled at 40-45 ℃, compound after preheating arrives in the hopper of block machine by tape transport, by the hopper feed of block machine and by block machine to the compound processing that is pressed, forming pressure is 10-25MPa;
4) product after block machine is processed moulding is transferred on pallet through conveying belt, after pallet is stacked completely, pallet is transported to maintenance bin by the transportation forklift, and at temperature 20-60 ℃, carries out hot and humid maintenance under the condition of humidity 75-90 and processed 2-24 hour; And
5) product after maintenance is processed is transported to outdoor curing field, after 28 days, namely completes finished product through air-dry, airing.
Beneficial effect of the present invention is: application cost of the present invention is low, and the product ultimate compression strength of producing is high, sound-insulating and heat-insulating, and good heat insulating, freeze-thaw-, ageing-resistant, antiacid alkali; Production process adopts standardized work, pure mechanization production, and product design is attractive in appearance, and size is accurate, easy construction.Use mechanize automatically to produce to be able to a large amount of consumption with electrolytic manganese waste residue as the serial building and ornament materials of stopping composition and transform electrolytic manganese waste residues, be able to the problem at quick solution electrolytic manganese waste residue contaminate environment and water source, electrolytic manganese residues is composite for gelling material has good social benefit, environmental benefit and economic benefit, and popularizing application prospect is wide.
Embodiment
A kind of building block brick series product that utilize the electrolytic manganese waste residue preparation are made by mass percentage by following raw material: modification electrolytic manganese waste residue 20-50%, fine aggregate 10-20%, coarse aggregate 30-49%, cement 8-30%, wilkinite 1-5%, water-resisting agent 0.01-0.5% and water 10-15%.
Further, after described modification electrolytic manganese waste residue is electrolytic manganese waste residue 100, stone coal powder 5-30, flyash 5-15, volcanic ash 2-15, unslaked lime 2-15 and the water 1000 mix and blend 3-5min that mix with mass ratio, the product of air storage airing after 1-15 days.
Preferably, described fine aggregate is calcite in powder, ground silica, ground dolomite or marble flour, described coarse aggregate is rubble rock ballast, gravel or the lithotome tankage of granularity 3-7mm, and described cement is silicate cement, aluminosulfate cement, glass fiber reinforced cement (GRC), self-stress ferro-aluminate cement or white cement, colored cement or magnesia oxychloride cement.
Preferably, described water-resisting agent is sodium silicate waterproofer or waterproofing agent of organosilicon.
A kind of preparation method who utilizes the building block brick series product of electrolytic manganese waste residue preparation comprises the following steps:
1) modification electrolytic manganese waste residue, fine aggregate and coarse aggregate are transported to automatic batching system together, and by the product specific requirement of automatic batching system according to required production, quality to modification electrolytic manganese waste residue, fine aggregate and coarse aggregate is carried out proportioning, and prepares burden after mixing;
2) compound that proportioning is good is transported in stirrer, and adds cement 5-20%, wilkinite 1-5%, water-resisting agent 0.001-0.5% and water 10-15% according to the product specific requirement of required production, fully mixes 1-5min by stirrer;
3) compound after stirring, send into pre-heating cabin and carry out preheating, the temperature of preheating is controlled at 40-45 ℃, compound after preheating arrives in the hopper of block machine by tape transport, by the hopper feed of block machine and by block machine to the compound processing that is pressed, forming pressure is 10-25MPa;
4) product after block machine is processed moulding is transferred on pallet through conveying belt, after pallet is stacked completely, pallet is transported to maintenance bin by the transportation forklift, and at temperature 20-60 ℃, carries out hot and humid maintenance under the condition of humidity 75-90 and processed 2-24 hour; And
5) product after maintenance is processed is transported to outdoor curing field, after 28 days, namely completes finished product through air-dry, airing.
Application example one: the non-bearing dividing plate wallboard that utilizes the electrolytic manganese waste residue preparation
Utilize the proportioning raw materials of non-bearing dividing plate wallboard of electrolytic manganese waste residue preparation as shown in the table:
Wherein, fine aggregate is calcite in powder or ground dolomite, and described coarse aggregate is the rubble rock ballast of granularity 3-7mm, and described cement is silicate cement.
During production, its forming pressure is 21MPa.After moulding in maintenance bin at temperature 40-45 ℃, under the condition of humidity 90, goods are carried out hot and humid maintenance and processed 24 hours, be transported to outdoor curing field after delivering from godown, after 28 days, be finished product through air-dry, airing.The ultimate compression strength of finished product is more than 18MPa.
Application example two: the load-bearing dividing plate wallboard that utilizes the electrolytic manganese waste residue preparation
Utilize the proportioning raw materials of load-bearing dividing plate wallboard of electrolytic manganese waste residue preparation as shown in the table:
Wherein, fine aggregate is calcite in powder or ground dolomite, and described coarse aggregate is the rubble rock ballast of granularity 3-7mm, and described cement is silicate cement.
During production, its forming pressure is 25MPa.After moulding in maintenance bin at temperature 45-49 ℃, under the condition of humidity 90, goods are carried out hot and humid maintenance and processed 12 hours, be transported to outdoor curing field after delivering from godown, after 28 days, be finished product through air-dry, airing.The ultimate compression strength of finished product is more than 20MPa.
The prepared goods physicochemical property of the present invention reaches the standard of JC/T 422-2007, GB6566-2010 after testing.
Although below only described the specific embodiment of the present invention example, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make various changes or modifications to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes or modification all fall into protection scope of the present invention.
Claims (3)
1. building block brick that utilizes electrolytic manganese waste residue preparation, it is characterized in that, made by mass percentage by following raw material: modification electrolytic manganese waste residue 20-50%, fine aggregate 10-20%, coarse aggregate 30-49%, cement 8-30%, wilkinite 1-5%, water-resisting agent 0.01-0.5% and water 10-15%, each constituent mass per-cent sum is 100; After described modification electrolytic manganese waste residue is electrolytic manganese waste residue 100, stone coal powder 5-30, flyash 5-15, volcanic ash 2-15, unslaked lime 2-15 and water 1000 mix and blend 3-5 minutes that mix with mass ratio, the product of air storage airing after 1-15 days.
2. a kind of building block brick that utilizes electrolytic manganese waste residue preparation according to claim 1, it is characterized in that: described fine aggregate is calcite in powder, ground silica, ground dolomite or marble flour, described coarse aggregate is rubble rock ballast, gravel or the lithotome tankage of granularity 3-7mm, and described cement is silicate cement, aluminosulfate cement, glass fiber reinforced cement (GRC), self-stress ferro-aluminate cement or white cement, colored cement or magnesia oxychloride cement.
3. a kind of building block brick that utilizes electrolytic manganese waste residue preparation according to claim 1 and 2, it is characterized in that: described water-resisting agent is sodium silicate waterproofer or waterproofing agent of organosilicon.
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| CN2012101981373A CN102731040B (en) | 2012-06-15 | 2012-06-15 | Method for preparing building block brick series products by using waste electrolytic manganese slag |
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| CN2012101981373A CN102731040B (en) | 2012-06-15 | 2012-06-15 | Method for preparing building block brick series products by using waste electrolytic manganese slag |
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| CN103274638B (en) * | 2013-04-27 | 2016-09-14 | 王玉全 | Pave the way or the compositions of building block for making |
| CN103496030A (en) * | 2013-09-21 | 2014-01-08 | 无为县闽德新型墙体材料有限责任公司 | Process for machining concrete lettering brick |
| CN106187039B (en) * | 2016-07-05 | 2018-04-06 | 山东理工大学 | The method that sound absorption-type polyester fiber rock phosphate in powder prepares the porous sponge brick that catchments |
| CN106478066A (en) * | 2016-09-14 | 2017-03-08 | 铜仁学院 | A kind of building clinker and preparation method thereof |
| CN106904873A (en) * | 2017-02-23 | 2017-06-30 | 广州市极合技术咨询有限公司 | A kind of cement square bricks and preparation method thereof |
| CN108129044A (en) * | 2018-02-06 | 2018-06-08 | 河北科技大学 | A kind of method for improving magnesia oxychloride cement water resistance |
| CN111704420B (en) * | 2020-05-30 | 2021-09-03 | 同济大学 | Corrosion-resistant aluminate cement pipeline and preparation method thereof |
| CN112321216B (en) * | 2020-11-19 | 2022-06-21 | 广西云燕特种水泥建材有限公司 | Method for preparing concrete water permeable brick by utilizing manganese slag |
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| CN101302095A (en) * | 2008-07-04 | 2008-11-12 | 罗吉祥 | Composite slag making industry waste slag energy-saving self-insulating external wall panel and production method thereof |
| CN101767978A (en) * | 2010-01-21 | 2010-07-07 | 中南大学 | Manganese slag-solid waste mixed sintering brick making method |
| CN102101756A (en) * | 2010-12-30 | 2011-06-22 | 中南大学 | Modified manganese slag-mineral powder composite gelled material |
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| JP4798806B2 (en) * | 2009-06-29 | 2011-10-19 | 竹本油脂株式会社 | Low shrinkage AE concrete composition using blast furnace cement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302095A (en) * | 2008-07-04 | 2008-11-12 | 罗吉祥 | Composite slag making industry waste slag energy-saving self-insulating external wall panel and production method thereof |
| CN101767978A (en) * | 2010-01-21 | 2010-07-07 | 中南大学 | Manganese slag-solid waste mixed sintering brick making method |
| CN102101756A (en) * | 2010-12-30 | 2011-06-22 | 中南大学 | Modified manganese slag-mineral powder composite gelled material |
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| JP特开2011-6305A 2011.01.13 |
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