CN109851321A - Utilize the environment friendly ceramic gaged brick and preparation method thereof of copper tailing preparation - Google Patents
Utilize the environment friendly ceramic gaged brick and preparation method thereof of copper tailing preparation Download PDFInfo
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- CN109851321A CN109851321A CN201811644533.8A CN201811644533A CN109851321A CN 109851321 A CN109851321 A CN 109851321A CN 201811644533 A CN201811644533 A CN 201811644533A CN 109851321 A CN109851321 A CN 109851321A
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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Abstract
本发明属于建筑材料技术领域，具体涉及利用铜尾矿制备的环保陶瓷清水砖及其制备方法，所述制备方法包括：1)以铜尾矿60～80％，高岭土5～20％，滑石8～12％，高温熔剂5～15％为原料，制备得到砖坯；2)以铜尾矿15～25％、低温熔块25～30％、钾长石15～20％、方解石15～17％、白云石10～12％、熟滑石2～4％、高岭土2～4％、氧化锌2～4％、锂辉石3～5％为原料，制备得到釉浆；3)施釉，干燥，煅烧后，得到环保陶瓷清水砖。本发明铜尾矿为主要原料制备环保陶瓷清水砖，为铜尾矿的回收再利用开辟了新的渠道，具有重要的环保意义；且所得清水砖具有烧成温度低、强度高、规整度好、美观大方等优点。The invention belongs to the technical field of building materials, and in particular relates to an environmentally friendly ceramic clear water brick prepared by using copper tailings and a preparation method thereof. The preparation method comprises: 1) 60-80% of copper tailings, 5-20% of kaolin, 8 ～12%, 5～15% of high-temperature flux as raw materials to prepare bricks; 2) 15～25% of copper tailings, 25～30% of low temperature frit, 15～20% of potassium feldspar, 15～17% of calcite, 10-12% of dolomite, 2-4% of slaked talc, 2-4% of kaolin, 2-4% of zinc oxide, and 3-5% of spodumene are used as raw materials to prepare glaze slurry; 3) Glazing, drying, and calcining , to obtain environmentally friendly ceramic clear water bricks. The copper tailings of the invention are used as the main raw material to prepare the environmentally friendly ceramic clear water bricks, which opens up a new channel for the recovery and reuse of the copper tailings, and has important environmental protection significance; and the obtained clear water bricks have the advantages of low firing temperature, high strength and good regularity. , beautiful appearance and so on.
Description
Technical field
The invention belongs to the field of building materials, and in particular to environment friendly ceramic gaged brick and its preparation using copper tailing preparation
Method.
Background technique
Copper tailing is also known as copper tailings, is Copper Ores remaining fine powder grains of sand after crushing, is selected.Currently, for copper tailing
Processing, be to establish Tailings Dam to carry out concentration stockpiling mostly.But Tailings Dam itself is a direct pollution sources, on the one hand,
Under the effect of nature wind-force, a large amount of dust is raised, and containing a large amount of poisonous and hazardous heavy metal elements in dust, to cause mine
The pollution in area and surrounding area；On the other hand, tailing, which is stacked, occupies a large amount of farmlands, causes the waste of land resource.Meanwhile tail
Mine dam break easily causes huge economic loss and life security accident.Domestic and foreign scholars, which have explored, prepares coagulation using copper tailing
Soil, glass, insulating brick, hollow brick etc., e.g., Chinese invention patent " a kind of copper tailing pervious concrete and preparation method thereof "
(CN107805027A) a kind of method for preparing pervious concrete using copper tailing is disclosed；A kind of Chinese invention patent " utilization
The method that copper tailing prepares high-intensity foam glass material " (CN105417958B) disclose and utilize the high-intensitive bubble of copper tailing preparation
The method of foam glass material；Chinese invention patent " a kind of tailing light-weight insulating brick and preparation method thereof " (CN107759244A) is public
A kind of method for preparing light-weight insulating brick using copper tailing is opened.
Ceramic gaged brick (facing brick) is the sintering class wall material for integrating the functions such as decoration, heat preservation, load-bearing
Material, since ceramic gaged brick wall has moisture absorption and the respiratory function of moisture, Natural regulation humidity, temperature, heat-insulating sound-insulating is discharged
Effect is good, and people, which live in this environment, feels very comfortable.The building and landscape of ceramic gaged brick masonry have dumb light it is natural,
The characteristics of style is elegant, serious durable, beautiful and generous, clear-cut individuality.Currently, the primary raw material for preparing clear water brick is red mud, dirt
Mud, shale, bauxite or aluminium scrap ash etc..Such as, Chinese invention patent " a kind of environmental protection clear water brick and its manufacturing method "
(CN1283583C) a kind of method for preparing clear water brick using red mud and shale is disclosed, clear water brick firing temperature is 1150~
1250 DEG C, compression strength is 50~60MPa；Chinese invention patent " method for preparing environment friendly ceramic gaged brick using lake sludge "
(CN101372414B) a kind of method for preparing environment friendly ceramic gaged brick using lake sludge is disclosed, firing temperature is 1050~
1150 DEG C, compression strength 32MPa；Chinese invention patent " a kind of high intensity clear water brick and preparation method thereof "
(CN107586115A) a kind of preparation method of high-intensitive clear water brick is disclosed, obtained clear water brick flexural strength is 40~
60MPa；Chinese invention patent " a kind of method that aluminium scrap ash prepares clear water brick " (CN105036706A) discloses a kind of using useless
The method that aluminium ash prepares clear water brick, clear water brick firing temperature are 1135~1145 DEG C.
Summary of the invention
The present invention is in view of the deficiencies of the prior art, and it is an object of the present invention to provide a kind of utilize the environment friendly ceramic gaged of copper tailing preparation
Brick and preparation method thereof.
For achieving the above object, the technical solution adopted by the present invention are as follows:
A method of environment friendly ceramic gaged brick being prepared using copper tailing, is included the following steps:
(1) prepared by adobe: raw material is weighed by weight percentage: copper tailing 60~80%, and kaolin 5~20%, talcum 8~
12%, raw material is placed in ball milling in ball mill, sieving, adds water mixing by antiflux 5~15%；Then practiced with vacuum
Mud machine pugging, it is aging, obtain blank；Blank is put into mold, is formed using plastic compression method, obtains adobe；
(2) prepared by glaze slip: weigh raw material by weight percentage: copper tailing 15~25%, low temperature frit 25~30%, potassium are long
Stone 15~20%, calcite 15~17%, dolomite 10~12%, ripe talcum 2~4%, kaolin 2~4%, zinc oxide 2~
4%, carboxymethyl cellulose and water is added in raw material ball milling, sieving by spodumene 3~5%, is uniformly mixed and is obtained glaze slip；
(4) glazing adobe is obtained in the glaze slip glazing of the side of adobe using spray glazing；Then by glazing brick bat drying,
After calcining, environment friendly ceramic gaged brick is obtained.
In above scheme, the chemical composition comprises the following components in percentage by weight of the copper tailing are as follows: SiO261~65%, Al2O3 15
~23%, Fe2O31~3%, TiO20~1%, CaO 1~3%, MgO 4~6%, K2O 3~4%, Na2O 1~2%；It burns
Vector 2~4%.
In above scheme, the antiflux is to be matched to be combined into arbitrary proportion by potassium feldspar and albite.
In above scheme, the low temperature frit is mixed in any proportion by borax and quartz.
In above scheme, time of step (1) described ball milling is 10~12h, crosses 200~300 meshes, when described aging
Between be 24~48h；The time of step (2) described ball milling is 40~50h, crosses 250 meshes.
In above scheme, the additional amount of step (1) described water is the 20~22% of raw material gross weight；Step (2) described carboxylic
The additional amount of methylcellulose is the 0.3% of raw material gross weight, and the moisture content of the glaze slip is 45~50%.
In above scheme, the technique of step (4) described drying are as follows: in hot-air drier in 100~120 DEG C dry 24~
48h。
In above scheme, the technique of step (5) described calcining are as follows: burnt in tunnel oven or shuttle kiln in 980~1090 DEG C
At firing period is 36~48h.
In above scheme, in the plastic compression method forming process, application pressure is 7~8MPa, 5~10s of pressure maintaining.
Above-mentioned preparation method preparation gained environment friendly ceramic gaged brick.
Beneficial effects of the present invention are as follows:
(1) adding proportion of copper tailing is high: the present invention has decoration by primary raw material preparation of 60~80% copper tailing
The adding proportion of the environment friendly ceramic gaged brick of effect and high added value, copper tailing is high, opens for the recycling and reusing of copper tailing
New channel has important environment protection significance；
(2) fuel consumption is few: compared with preparing the method for clear water brick using red mud, sludge, shale, bauxite, aluminium scrap ash,
Firing temperature reduces 60~100 DEG C in preparation method of the present invention, 5% or more energy saving；
(3) load-bearing capacity is strong: with the preparation method for preparing clear water brick using red mud, sludge, shale, bauxite, aluminium scrap ash
It compares, the water absorption rate of the method for the invention preparation gained clear water brick is 3~15%, and compression strength reaches 180~260MPa, mentions
It is high by 50% or more, the load-bearing capacity of clear water brick is significantly increased, its purposes has been expanded.
Specific embodiment
For a better understanding of the present invention, below with reference to the embodiment content that the present invention is furture elucidated, but it is of the invention
Content is not limited solely to the following examples.
In following embodiment, the chemical composition comprises the following components in percentage by weight of the copper tailing are as follows: SiO261~65%, Al2O3
15~23%, Fe2O31~3%, TiO20~1%, CaO 1~3%, MgO 4~6%, K2O 3~4%, Na2O 1~2%；
Loss on ignition 2~4%.
Embodiment 1
The method for preparing environment friendly ceramic gaged brick using copper tailing, includes the following steps:
1) prepared by blank: by weight percentage: copper tailing 60%, kaolin 20%, talcum 10%, potassium feldspar 5%, sodium is long
Stone 5%, accurate weighing, ball milling 10h, crosses 250 meshes, water is added to be mixed in the ball mill；The additional amount of water is above-mentioned powder
The 20% of total weight；Then vacuum deairing machine pugging is used, it is aging to obtain blank for 24 hours, it is spare；
2) it forms: blank is put into mold, adobe is formed using plastic compression method, applies 7MPa pressure, pressure maintaining 5s obtains brick
Base；
3) prepared by glaze slip: by weight percentage: copper tailing 15%, low temperature frit 30% (wherein borax 15%, quartz
15%), potassium feldspar 20%, calcite 15%, dolomite 10%, ripe talcum 2%, kaolin 2%, zinc oxide 2%, spodumene
4%, ingredient；Ball milling 48h in ball mill is put into, crosses 250 meshes, and carboxymethyl cellulose is added and mixes in water, carboxymethyl is fine
The additional amount of dimension element is the 0.3% of above-mentioned powder total weight, is made into the glaze slip that moisture content is 50%；
4) glazing: using spray glazing in the side glazing of adobe, glazing adobe is obtained；
5) dry: glazing adobe is in hot-air drier in 120 DEG C of dry 48h；
6) it is burnt into: the glazing adobe after drying being burnt into tunnel oven or shuttle kiln in 1080 DEG C, firing period is
48h obtains environment friendly ceramic gaged brick.
After tested, the scale error of ceramic gaged brick obtained be ± 1mm, water absorption rate 4%, compression strength 255MPa,
Other indexs meet high-class product index specified in national standard " sintered perforated brick " (GB13544-2000).
Embodiment 2
The method for preparing environment friendly ceramic gaged brick using copper tailing, includes the following steps:
1) prepared by blank: by weight percentage: copper tailing 80%, kaolin 5%, talcum 8%, potassium feldspar 5%, albite
2%, accurate weighing, ball milling 10h, crosses 250 meshes, water is added to be mixed in the ball mill；The additional amount of water is that above-mentioned powder is total
The 22% of weight；Then vacuum deairing machine pugging is used, aging 36h obtains blank, spare；
2) it forms: blank is put into mold, adobe is formed using plastic compression method, applies 8MPa pressure, pressure maintaining 5s obtains brick
Base；
3) prepared by glaze slip: by weight percentage: copper tailing 25%, low temperature frit 26% (wherein borax 6%, quartz
20%), potassium feldspar 15%, calcite 15%, dolomite 10%, ripe talcum 2%, kaolin 2%, zinc oxide 2%, spodumene
3%, ingredient；Ball milling 48h in ball mill is put into, crosses 250 meshes, and carboxymethyl cellulose is added and mixes in water, carboxymethyl is fine
The additional amount of dimension element is the 0.3% of above-mentioned powder total weight, is made into the glaze slip that moisture content is 50%；
4) glazing: using spray glazing in the side glazing of adobe, glazing adobe is obtained；
5) dry: glazing adobe is in hot-air drier in 100 DEG C of dry 40h；
6) it is burnt into: the glazing adobe after drying being burnt into tunnel oven or shuttle kiln in 1040 DEG C, firing period is
40h obtains environment friendly ceramic gaged brick.
After tested, the scale error of ceramic gaged brick obtained be ± 1mm, water absorption rate 6%, compression strength 220MPa,
Other indexs meet high-class product index specified in national standard " sintered perforated brick " (GB13544-2000).
Embodiment 3
The method for preparing environment friendly ceramic gaged brick using copper tailing, includes the following steps:
1) prepared by blank: by weight percentage: copper tailing 70%, kaolin 10%, talcum 10%, potassium feldspar 6%, sodium is long
Stone 4%, accurate weighing, ball milling 11h adds water to be mixed after crossing 250 meshes in the ball mill；The additional amount of water is above-mentioned powder
Expect the 22% of total weight；Then vacuum deairing machine pugging is used, aging 48h obtains blank, spare；
2) it forms: blank is put into mold, adobe is formed using plastic compression method, applies 8MPa pressure, pressure maintaining 5s obtains brick
Base；
3) prepared by glaze slip: by weight percentage: copper tailing 20%, low temperature frit 26% (wherein borax 6%, quartz
20%), potassium feldspar 15%, calcite 15%, dolomite 10%, ripe talcum 3%, kaolin 3%, zinc oxide 3%, spodumene
5%, ingredient；Ball milling 48h in ball mill is put into, crosses 250 meshes, and carboxymethyl cellulose is added and mixes in water, carboxymethyl is fine
The additional amount of dimension element is the 0.3% of above-mentioned powder total weight, is made into the glaze slip that moisture content is 45%；
4) glazing: using spray glazing in the side glazing of adobe, glazing adobe is obtained；
5) dry: glazing adobe is in hot-air drier in 110 DEG C of dry 30h；
6) it is burnt into: the glazing adobe after drying being burnt into tunnel oven or shuttle kiln in 980 DEG C, firing period 36h,
Obtain environment friendly ceramic gaged brick.
After tested, the scale error of ceramic gaged brick obtained be ± 1mm, water absorption rate 12%, compression strength 180MPa,
Other indexs meet high-class product index specified in national standard " sintered perforated brick " (GB13544-2000).
Obviously, above-described embodiment is only intended to clearly illustrate made example, and is not the limitation to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation or change therefore amplified
It moves within still in the protection scope of the invention.
Claims (9)
1. a kind of method for preparing environment friendly ceramic gaged brick using copper tailing, which comprises the steps of:
(1) prepared by adobe: weighing raw material by weight percentage: copper tailing 60 ~ 80%, kaolin 5 ~ 20%, talcum 8 ~ 12%, high temperature
Raw material is placed in ball milling in ball mill, sieving, adds water mixing by flux 5 ~ 15%；Then vacuum deairing machine pugging is used, it is old
Corruption obtains blank；Blank is put into mold, is formed using plastic compression method, obtains adobe；
(2) prepared by glaze slip: raw material is weighed by weight percentage: copper tailing 15 ~ 25%, low temperature frit 25 ~ 30%, potassium feldspar 15 ~
20%, calcite 15 ~ 17%, dolomite 10 ~ 12%, ripe talcum 2 ~ 4%, kaolin 2 ~ 4%, zinc oxide 2 ~ 4%, spodumene 3 ~ 5%, will
Raw material ball milling, sieving, are added carboxymethyl cellulose and water, are uniformly mixed and obtain glaze slip；
(3) glazing adobe is obtained in the glaze slip glazing of the side of adobe using spray glazing；Then by glazing brick bat drying, calcining
Afterwards, environment friendly ceramic gaged brick is obtained.
2. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that the copper
The chemical composition comprises the following components in percentage by weight of tailing are as follows: SiO2 61 ~ 65%, Al2O315 ~ 23%, Fe2O31 ~ 3%, TiO20 ~ 1%,
CaO 1 ~ 3%, MgO 4 ~ 6%, K2O 3 ~ 4%, Na2O 1~2%；Loss on ignition 2 ~ 4%.
3. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that the height
Warm flux is to be matched to be combined into arbitrary proportion by potassium feldspar and albite.
4. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that described low
Warm frit, which is matched by borax and quartz with arbitrary proportion, to be combined into.
5. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that step
(1) time of the ball milling is 10 ~ 12h, crosses 200 ~ 300 meshes, and the aging time is 24 ~ 48h；Step (2) described ball
The time of mill is 40 ~ 50h, crosses 250 meshes.
6. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that step
(1) additional amount of the water is the 20 ~ 22% of raw material gross weight；The additional amount of step (2) described carboxymethyl cellulose is that raw material is total
The 0.3% of weight, the moisture content of the glaze slip are 45 ~ 50%.
7. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that step
(3) technique of the drying are as follows: in 100 ~ 120 DEG C of dry 24 ~ 48h in hot-air drier.
8. the method according to claim 1 for preparing environment friendly ceramic gaged brick using copper tailing, which is characterized in that step
(3) technique of the calcining are as follows: be burnt into tunnel oven or shuttle kiln in 980 ~ 1090 DEG C, firing period is 36 ~ 48h.
9. any preparation method preparation gained environment friendly ceramic gaged brick of claim 1 ~ 8.
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| CN201811644533.8A CN109851321A (en) | 2018-12-29 | 2018-12-29 | Utilize the environment friendly ceramic gaged brick and preparation method thereof of copper tailing preparation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112723746A (en) * | 2021-01-22 | 2021-04-30 | 福建省德化县宝瑞陶瓷有限公司 | Low-temperature fancy glaze prepared from high-barium copper ore tailings and preparation method thereof |
| CN113480290A (en) * | 2021-07-15 | 2021-10-08 | 武汉理工大学 | Method for preparing environment-friendly ceramic ganged brick by using gold tailings |
| CN115259834A (en) * | 2022-06-08 | 2022-11-01 | 景德镇陶瓷大学 | A kind of preparation method of building ceramics with high calcium type iron tailings as main raw material and ceramic products thereof |
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| CN108751940A (en) * | 2018-08-06 | 2018-11-06 | 中条山有色金属集团有限公司 | A kind of architectural pottery and preparation method thereof containing copper tailing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115259834A (en) * | 2022-06-08 | 2022-11-01 | 景德镇陶瓷大学 | A kind of preparation method of building ceramics with high calcium type iron tailings as main raw material and ceramic products thereof |
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