CN105541388A - Building ceramsite taking flint clay tailing as raw material and preparation method thereof - Google Patents
Building ceramsite taking flint clay tailing as raw material and preparation method thereof Download PDFInfo
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- CN105541388A CN105541388A CN201511024781.9A CN201511024781A CN105541388A CN 105541388 A CN105541388 A CN 105541388A CN 201511024781 A CN201511024781 A CN 201511024781A CN 105541388 A CN105541388 A CN 105541388A
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- flint clay
- mine tailing
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- porcelain granule
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/009—Porous or hollow ceramic granular materials, e.g. microballoons
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/1305—Organic additives
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/1315—Non-ceramic binders
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
- C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B35/63424—Polyacrylates; Polymethacrylates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/636—Polysaccharides or derivatives thereof
- C04B35/6365—Cellulose or derivatives thereof
-
- 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
Abstract
The invention relates to building ceramsite taking flint clay tailing as a raw material and a preparation method thereof. The building ceramsite is prepared from the raw materials in percentage by weight: 60%-80% of flint clay tailing, 20%-40% of pore forming agent, and additive accounting for 0.2wt%-1wt% of the total mass of the flint clay tailing and the pore forming agent. The building ceramsite has the characteristics of wide raw material source, light mass, high strength, high-strength building, simple production process, simple promotion and low production cost. The sintered product has excellent performance, low stacking density, high water absorption and high strength.
Description
Technical field
The present invention relates to a kind of building porcelain granule and preparation method thereof, be specifically related to a kind of with flint clay mine tailing building porcelain granule that is raw material and preparation method thereof.
Background technology
Building porcelain granule, be a kind of haydite that current building field is used for replacing concrete medium stone, its application receives the building favorable comment of businessman and the approval of human consumer.As one
novelenvironmental protection heat-insulation light material, product has outstanding feature, lightweight, intensity is high, thermal conductivity is little, water-intake rate is little, high temperature resistant, anti-aging, acid and alkali-resistance, "dead", environmental protection and energy saving etc., be thus widely used in building field.
Flint clay is a kind of silicate minerals, and calcining rear oxidation aluminium content is at 40-50%, and compact structure, section is smooth, is the preferred raw materials manufacturing high-quality refractory material, and in Shandong, Hebei, Shaanxi, the ground output such as Anhui be more, and statistics total reserves is at billions of ton at present.But flint clay can produce a large amount of flint clay mine tailings in recovery process, and mine tailing alumina content is lower, and iron oxide content is higher, is not suitable for doing refractory materials, does not still reasonably utilize at present.Its storage occupies a large amount of soils, not only wastes resource but also destroys ecotope.
" 13 " include most stringent environmental protection system in planning, again for China's Ecological Civilization Construction escorts first.In order to realize resource, economy, society, ecological effective unification, synthetical recovery and utilization are carried out to mine tailing.Make full use of Mineral resources, expand utilization of resources scope, realize the comprehensive utilization in mine; Preserve the ecological environment, Economization on land, for China's Ecological Civilization Construction is done one's bit.Make full use of the essential road that flint clay mine tailing is China's Mining Sustainable Development; The building porcelain granule utilizing flint clay mine tailing production high-quality is also the demand meeting current Ecological Civilization Construction.
Summary of the invention
The object of the present invention is to provide a kind of with flint clay mine tailing building porcelain granule that is raw material and preparation method thereof, raw material sources are extensive, and building porcelain granule has high-strength light, high-strength building, and production technique is simple, promote simple, the feature that production cost is low.Sintered products excellent performance, tap density is lower, and water-intake rate is high, and intensity is large.
The building porcelain granule that is raw material with flint clay mine tailing of the present invention, adopt raw material weight proportioning to be: flint clay mine tailing 60%-80%, pore-forming material 20%-40%, additive 0.2%wt-1%wt;
Wherein, additive is the 0.2%wt-1%wt of flint clay mine tailing and pore-forming material quality summation.
In raw material, flint clay mine tailing is flint clay raw ore raw material.Raw material are the raw ore without calcining.
Pore-forming material is starch and/or carbon dust.
Additive is binding agent and dispersion agent; Binding agent is the 0.1%wt-0.3%wt of flint clay mine tailing and pore-forming material quality summation, and dispersion agent is the 0.1%wt-0.3%wt of flint clay mine tailing and pore-forming material quality summation.
Binding agent is one or more in sodium polyacrylate, ammonium polyacrylate, Trisodium Citrate, water glass, tripoly phosphate sodium STPP, sodium carbonate; One in dispersing agent C MC or PVA or two kinds.
Described with the preparation method of the flint clay mine tailing building porcelain granule that is raw material, step is as follows:
(1) flint clay mine tailing, pore-forming material Homogeneous phase mixing are obtained mixture;
(2) mixture is joined shredder, add the water of 40%wt-60%wt, binding agent, dispersion agent, by batch mixing ball milling, until reach granularity 600 order-1500 order, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) powder is joined tablets press, evenly add the moisture of 15%wt-25%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) work in-process spherolite is dried;
(6) finally the spherolite of oven dry is obtained finished product through High Temperature Furnaces Heating Apparatus sintering.
Bake out temperature is 100 DEG C-150 DEG C.
In step (2) and step (4), water quantity is the per-cent of flint clay mine tailing and pore-forming material quality summation.
Sintering temperature is at 1050 DEG C ~ 1200 DEG C, and calcination time is incubated 1.5-3 hour.
Described with the preparation method of the flint clay mine tailing building porcelain granule that is raw material, it is characterized in that, step is as follows:
(1) proportionally flint clay mine tailing, pore-forming material Homogeneous phase mixing are obtained mixture;
(2) mixture is joined speed muller, add the water of 40%wt-60%wt, binding agent, dispersion agent, by batch mixing ball milling, within every 5-10 minute, detect primary particle size, utilize Malvern laser particle analyzer to detect, until reach desired particle size 600 order-1500 order, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) powder is joined granulating disc, utilize spray gun evenly to add the moisture of 15%wt-25%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) by 100 DEG C-150 DEG C oven dry of work in-process spherolite;
(6) finally the spherolite of oven dry is obtained finished product through High Temperature Furnaces Heating Apparatus sintering.
In product, 0-5mm is pottery sand, 5-15mm and does haydite;
Compared with prior art, the present invention has following beneficial effect:
Raw material sources of the present invention are extensive, and production technique is simple, and promote simple, production cost is low, the high-strength feature of light weight.Sintered products excellent performance, tap density is lower, and water-intake rate is high, and intensity is larger.Raw materials used is mining mine tailing, belongs to environment-friendly type utilization of waste material, creates more added value; Production technique is easily understood, and Production of Ceramics producer can carry out direct production, promotes to get up to be easy to.Flint clay mine tailing neutral and alkali oxide compound is more, and sintering temperature is lower, and production cost is low, but better performances after sintering.
Specific embodiments
The composition quality content composition of flint clay mine tailing used in the following example
as table 1.
table 1the composition quality of flint clay mine tailing
| Composition | SiO 2 | Al 2O 3 | Fe 2O 3 | TiO 2 | CaO+MgO | K 2O+Na 2O |
| Content/% | 50-65 | 25-30 | 5-15 | <2 | <1.5 | <2.5 |
Embodiment 1
With the building porcelain granule that flint clay mine tailing is raw material, the ultralow close ceramsite propping agent raw material of content is by weight percentage: flint clay mine tailing 60%, carbon dust 40%
The preparation method of the building porcelain granule being raw material with flint clay mine tailing:
(1) in proportion flint clay mine tailing, carbon dust are mixed and obtain mixture;
(2) mixture is joined in speed muller, add the water of mixed slurry 40%wt, mixture 0.3%wt binding agent sodium polyacrylate and mixture 0.3%wt dispersing agent C MC, by batch mixing ball milling to 900 orders, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) 5Kg powder is joined granulating disc, utilize spray gun evenly to add the moisture of 20%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) work in-process spherolite 120 DEG C is dried 12h;
(6) finally by dry spherolite through High Temperature Furnaces Heating Apparatus 1100 DEG C, insulation 2h sintering obtain sintering ceramsite.
Embodiment 2
The ultralow close ceramsite propping agent raw material of content is by weight percentage: flint clay mine tailing 70%, carbon dust 30%
The preparation method of the building porcelain granule being raw material with flint clay mine tailing:
(1) in proportion flint clay mine tailing, starch are mixed and obtains mixture;
(2) mixture is joined in speed muller, add the water of mixed slurry 40%wt, mixture 0.3%wt binding agent sodium polyacrylate and mixture 0.3%wt dispersing agent C MC, by batch mixing ball milling to 900 orders, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) 5Kg powder is joined tablets press, utilize spray gun evenly to add the moisture of 20%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) work in-process spherolite 120 DEG C is dried 12h;
(6) finally by dry spherolite through High Temperature Furnaces Heating Apparatus 1150 DEG C, insulation 2h sintering obtain sintering ceramsite.
Embodiment 3
The ultralow close ceramsite propping agent raw material of content is by weight percentage: flint clay mine tailing 80%, carbon dust 20%
The preparation method of the building porcelain granule being raw material with flint clay mine tailing:
(1) in proportion flint clay mine tailing, starch are mixed and obtains mixture;
(2) mixture is joined in speed muller, add the water of mixed slurry 40%wt, mixture 0.3%wt binding agent sodium polyacrylate and mixture 0.3%wt dispersing agent C MC, by batch mixing ball milling to 900 orders, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) 5Kg powder is joined tablets press, utilize spray gun evenly to add the moisture of 20%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) work in-process spherolite 120 DEG C is dried 12h;
(6) finally by dry spherolite through High Temperature Furnaces Heating Apparatus 1200 DEG C, insulation 2h sintering obtain sintering ceramsite.
Embodiment 4
The ultralow close ceramsite propping agent raw material of content is by weight percentage: flint clay mine tailing 70%, starch 30%
The preparation method of the building porcelain granule being raw material with flint clay mine tailing:
(1) in proportion flint clay mine tailing, starch are mixed and obtains mixture;
(2) mixture is joined in speed muller, add the water of mixed slurry 40%wt, mixture 0.1%wt binding agent sodium polyacrylate and mixture 0.3%wt dispersing agent C MC, by batch mixing ball milling to 1200 orders, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) 5Kg powder is joined tablets press, utilize spray gun evenly to add the moisture of 20%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) work in-process spherolite 120 DEG C is dried 12h;
(6) finally by dry spherolite through High Temperature Furnaces Heating Apparatus 1200 DEG C, insulation 2h sintering obtain sintering ceramsite.
Haydite performance comparison in embodiment 1-4
as table 2.
table 2haydite performance comparison in embodiment 1-4.
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | |
| Tap density (Kg/m3) | 0.61 | 0.65 | 0.69 | 0.66 |
| Water-intake rate (%) | 42 | 35 | 27 | 33 |
| 40MPa percentage of damage (%) | 13.6 | 10.5 | 8.6 | 11.2 |
Claims (9)
1. with the building porcelain granule that flint clay mine tailing is raw material, it is characterized in that, employing raw material weight proportioning is: flint clay mine tailing 60%-80%, pore-forming material 20%-40%, additive 0.2%wt-1%wt;
Wherein, additive is the 0.2%wt-1%wt of flint clay mine tailing and pore-forming material quality summation.
2. the building porcelain granule that is raw material with flint clay mine tailing according to claim 1, it is characterized in that, in raw material, flint clay mine tailing is flint clay raw ore raw material.
3. the building porcelain granule that is raw material with flint clay mine tailing according to claim 1, it is characterized in that, pore-forming material is starch and/or carbon dust.
4. the building porcelain granule that is raw material with flint clay mine tailing according to claim 1, it is characterized in that, additive is binding agent and dispersion agent; Binding agent is the 0.1%wt-0.3%wt of flint clay mine tailing and pore-forming material quality summation, and dispersion agent is the 0.1%wt-0.3%wt of flint clay mine tailing and pore-forming material quality summation.
5. the building porcelain granule that is raw material with flint clay mine tailing according to claim 4, is characterized in that, binding agent is one or more in sodium polyacrylate, ammonium polyacrylate, Trisodium Citrate, water glass, tripoly phosphate sodium STPP, sodium carbonate; One in dispersing agent C MC or PVA or two kinds.
6. according to claim 1 with a preparation method for the flint clay mine tailing building porcelain granule that is raw material, it is characterized in that, step is as follows:
(1) flint clay mine tailing, pore-forming material Homogeneous phase mixing are obtained mixture;
(2) mixture is joined shredder, add the water of 40%wt-60%wt, binding agent, dispersion agent, by batch mixing ball milling, until reach granularity 600 order-1500 order, obtain slurry;
(3) by spray-dried for slurry machine spraying dry, powder is obtained;
(4) powder is joined tablets press, evenly add the moisture of 15%wt-25%wt, carry out mixing granulation, obtained ball material sieves, and obtains work in-process spherolite;
(5) work in-process spherolite is dried;
(6) finally the spherolite of oven dry is obtained finished product through High Temperature Furnaces Heating Apparatus sintering.
7. according to claim 6 with the preparation method of the flint clay mine tailing building porcelain granule that is raw material, it is characterized in that, bake out temperature is 100 DEG C-150 DEG C.
8. according to claim 6ly it is characterized in that with the preparation method of the flint clay mine tailing building porcelain granule that is raw material, in step (2) and step (4), water quantity is the per-cent of flint clay mine tailing and pore-forming material quality summation.
9. according to claim 6ly to it is characterized in that with the preparation method of the flint clay mine tailing building porcelain granule that is raw material, sintering temperature at 1050 DEG C ~ 1200 DEG C, calcination time insulation 1.5-3 hour.
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| CN201511024781.9A CN105541388B (en) | 2015-12-30 | 2015-12-30 | Using flint clay tailing as building porcelain granule of raw material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511024781.9A CN105541388B (en) | 2015-12-30 | 2015-12-30 | Using flint clay tailing as building porcelain granule of raw material and preparation method thereof |
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| CN105541388A true CN105541388A (en) | 2016-05-04 |
| CN105541388B CN105541388B (en) | 2018-09-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106631093A (en) * | 2016-09-27 | 2017-05-10 | 甘肃华晨生态治理有限公司 | Method for producing multifunctional quincunx flint clay tailing lightweight hole ceramsite |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815965A (en) * | 2012-08-30 | 2012-12-12 | 武汉钢铁(集团)公司 | Porous ceramsite made of low-silicon iron tailings and preparation method of porous ceramsite |
| CN103086741A (en) * | 2013-01-18 | 2013-05-08 | 河海大学 | Biological ceramisite filter material made of vulcanized lead zinc ore flotation tailings, and preparation method thereof |
| CN103468240A (en) * | 2013-09-24 | 2013-12-25 | 淄博嘉丰矿业有限公司 | Ultralow-density ceramsite proppant with flint clay tailings as raw materials and preparation method of ultralow-density ceramsite proppant |
| CN103756665A (en) * | 2014-01-25 | 2014-04-30 | 金刚新材料股份有限公司 | Low-density propping agent taking flint clay as raw material and preparation method thereof |
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2015
- 2015-12-30 CN CN201511024781.9A patent/CN105541388B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815965A (en) * | 2012-08-30 | 2012-12-12 | 武汉钢铁(集团)公司 | Porous ceramsite made of low-silicon iron tailings and preparation method of porous ceramsite |
| CN103086741A (en) * | 2013-01-18 | 2013-05-08 | 河海大学 | Biological ceramisite filter material made of vulcanized lead zinc ore flotation tailings, and preparation method thereof |
| CN103468240A (en) * | 2013-09-24 | 2013-12-25 | 淄博嘉丰矿业有限公司 | Ultralow-density ceramsite proppant with flint clay tailings as raw materials and preparation method of ultralow-density ceramsite proppant |
| CN103756665A (en) * | 2014-01-25 | 2014-04-30 | 金刚新材料股份有限公司 | Low-density propping agent taking flint clay as raw material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106631093A (en) * | 2016-09-27 | 2017-05-10 | 甘肃华晨生态治理有限公司 | Method for producing multifunctional quincunx flint clay tailing lightweight hole ceramsite |
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Granted publication date: 20180907 Termination date: 20181230 |