CN104177066B - Slightly acidic clay alteration gold mine tailings makes the method for pottery brick material - Google Patents
Slightly acidic clay alteration gold mine tailings makes the method for pottery brick material Download PDFInfo
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- CN104177066B CN104177066B CN201410323794.5A CN201410323794A CN104177066B CN 104177066 B CN104177066 B CN 104177066B CN 201410323794 A CN201410323794 A CN 201410323794A CN 104177066 B CN104177066 B CN 104177066B
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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
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- 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
The present invention relates to a kind of method utilizing slightly acidic clay alteration gold mine tailings to make pottery brick material, belong to Making Use of Tailings and utilize technology and field of material technology.By the solid-liquid mixed system normal temperature of slightly acidic clay and water is left standstill certain hour, form the initial liquid of modification mine tailing; Then gold mine tailings is configured in original liquid system and carries out modification.The mixed system that the golden mine tailing through modification obtained and the initial liquid of modification are formed is carried out maintenance, the initial liquid of slightly acidic modification and modification gold mine tailing is fully reacted, forms the blank body preparing pottery brick.Fire obtain pottery brick material finally by extruding, electrical kiln.This pottery brick material both can be used as Unglazed ceramic matter brick and had used, and after surperficial glazing, can be used as again glaze paint pottery brick materials'use.The present invention can provide a kind of technological method for realizing the utilization of golden mine tailing efficient decrement and finding cheap new type resource for pottery brick material.
Description
Technical field
The present invention relates to a kind of method utilizing slightly acidic clay alteration gold mine tailings to make pottery brick, belong to Making Use of Tailings and utilize technology and field of material technology.
Background technology
The relative content of Gold Minerals In Primary Gold Deposits is considerably less, and make the mine tailing amount that produces in recovery process huge especially, it causes high risks to the life of ecotope and people.Mine tailing is again a kind of special Mineral resources, but remains a challenge to its resource utilization, minimizing efficiency utilization.
Clay is a kind of cheap material, widely distributed.Pottery brick material is of many uses in daily life, urban construction etc., and the quantity of wasting in its raw material usage quantity and production process is all very large.If produce pottery brick material by method provided by the invention, the production cost of ceramic tile material can be reduced on the one hand, reduce the wasting of resources; Also can reduce the harm that discarded tailing causes ecotope on the other hand, by its recycling, meet current social development requirement.
Summary of the invention
Goal of the invention: the invention provides the method that slightly acidic clay alteration gold mine tailings makes pottery brick material, by slightly acidic clay alteration gold mine tailing, golden mine tailing vast scale is configured in the raw material composition of pottery brick material, provides a kind of technological method for realizing the utilization of golden mine tailing efficient decrement and finding cheap new type resource for pottery brick material.
Technical scheme: the present invention implements by the following technical programs:
Utilize slightly acidic clay alteration gold mine tailings to make a method for pottery brick material, it is characterized in that: described method be with slightly acidic clay and golden mine tailing for main raw material, take following steps:
(1) preparation of the initial liquid of modification: first water is put into agitator, start stirrer, then slightly acidic clay is added, the mass ratio of slightly acidic clay and water is 5:6 ~ 25:4, at the uniform velocity stir with stirrer, the solid-liquid mixed system of slightly acidic clay and water after abundant stirring, obtains the initial liquid of modification;
(2) the initial liquid of modification is standing: the initial liquid normal temperature of modification step (1) obtained leaves standstill 3 ~ 5 hours, and stripping is active principle wherein, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7;
(3) modification of golden mine tailing: initial for slightly acidic modification liquid is put into agitator, start stirrer, golden mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay are that 1:1 ~ 9:1 adds according to mass ratio, at the uniform velocity stir with stirrer, make golden tailings particles full and uniform dispersion wherein and fully contact with slightly acidic clay material, obtaining " the initial liquid of modification mine tailing-modification " mixed system;
(4) maintenance of modification mine tailing-modification initial liquid mixture system: the initial liquid mixture system of modification mine tailing-modification step (3) obtained carries out normal temperature and leaves standstill maintenance, makes modification gold mine tailing react in the initial liquid of modification; Through the blank body of modification mine tailing-modification initial liquid mixture system formation adobe of maintenance;
(5) forming method of adobe: the blank body that maintenance completes, adopts extrusion machine to be squeezed into the adobe material of desired size, is placed in the drying of lucifuge ventilation and waits to burn;
(6) method for cooking of pottery brick material: adobe is put into electrical kiln at ambient temperature, firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
The golden mine tailing composition adopted in described step (3) is by quartz, carbonate mineral, silicates mineral; Alkaline minerals is included in gold mine tailing.
The gold mine tailings particle volume median size adopted in described step (3) is mainly distributed in 10 μm ~ 100 μm grain size intervals.
The slightly acidic clay particle particle diameter adopted in described step (1) is mainly distributed in 0.1 μm ~ 10 μm and 100 μm ~ 1000 μm two grain size intervals.
The whipping process of described step (1) and the middle stirrer of step (3) is carried throughout.
In described step (4), the initial liquid mixture system of mine tailing-modification to be modified has plasticity-through maintenance processes to system, and the material obtained is the blank body of adobe.
The gold mine tailings adopted mainly comprises carbonate mineral (as rhombspar, calcite etc.), silicates mineral (as white mica, albite, microline etc.); The Alkaline minerals that gold mine tailing contains, as white mica etc.
Advantage and effect:
(1) can golden mine tailing be configured in the raw material of pottery brick material in a large number in the present invention, effectively minimizing can utilize gold mine tailings;
(2) golden mine tailing is made broad-spectrum pottery brick material by the present invention, energy efficient resource utilization gold mine tailings;
(3) utilize the present invention to produce pottery brick material, can greatly reduce its production cost;
(4) utilize the present invention to produce pottery brick material, greatly can reduce the waste of the traditional raw material resource for the production of pottery brick material;
(5) the pottery brick material of the present invention's making, its water-intake rate is 0.0920 ~ 0.1887, and the modulus of rupture is 10.34 ~ 47.66N/mm
2meet GB/T4100-2006 " ceramic tile " national standard and ISO13006:2012 " Ceramic tiles-Definitions; classification, characteristics and marking " (ISO13006:2012 " ceramic tile-definition, classification, characteristic sum mark ") associated specifications in international standard;
(6) pottery brick material of the present invention both can be used as the use of Unglazed ceramic matter brick, after surperficial glazing, can be used as again glaze paint pottery brick materials'use.
accompanying drawing illustrates:
Accompanying drawing 1 is the present invention's gold mine tailing characteristic pattern, comprising:
1-1 skarn type gold mine tailing XRD spectra;
1-2 type of ductile shearing zone gold mine tailing XRD spectra;
1-3 skarn type gold mine tailing particle size distribution figure;
1-4 type of ductile shearing zone gold mine tailing particle size distribution figure;
Accompanying drawing 2 is slightly acidic clay characteristic pattern of the present invention, comprising:
2-1 red color weakness acid clay XRD spectra;
2-2 cyan slightly acidic clay XRD spectra;
2-3 red color weakness acid clay particle size distribution figure;
2-4 cyan slightly acidic clay size distribution plan;
The pottery brick material property parameter trend map that accompanying drawing 3 is made for the present invention, comprising:
The water-intake rate distribution trend figure of 3-1 pottery brick material of the present invention;
The modulus of rupture distribution trend figure of 3-2 pottery brick material of the present invention.
embodiment:
Utilize slightly acidic clay alteration gold mine tailings to make a method for pottery brick material, it is characterized in that: described method be with slightly acidic clay and golden mine tailing for main raw material, take following steps:
(1) preparation of the initial liquid of modification: first water is put into agitator, start stirrer, then slightly acidic clay is added, the mass ratio of slightly acidic clay and water is 5:6 ~ 25:4, at the uniform velocity stir with stirrer, the solid-liquid mixed system of slightly acidic clay and water after abundant stirring, obtains the initial liquid of modification;
(2) the initial liquid of modification is standing: the initial liquid normal temperature of modification step (1) obtained leaves standstill 3 ~ 5 hours, and stripping is active principle wherein, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7;
(3) modification of golden mine tailing: initial for slightly acidic modification liquid is put into agitator, start stirrer, golden mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay are that 1:1 ~ 9:1 adds according to mass ratio, at the uniform velocity stir with stirrer, make golden tailings particles full and uniform dispersion wherein and fully contact with slightly acidic clay material, obtaining " the initial liquid of modification mine tailing-modification " mixed system;
(4) maintenance of modification mine tailing-modification initial liquid mixture system: the initial liquid mixture system of modification mine tailing-modification step (3) obtained carries out normal temperature and leaves standstill maintenance, makes modification gold mine tailing react in the initial liquid of modification; Through the blank body of modification mine tailing-modification initial liquid mixture system formation adobe of maintenance;
(5) forming method of adobe: the blank body that maintenance completes, adopts extrusion machine to be squeezed into the adobe material of desired size, is placed in the drying of lucifuge ventilation and waits to burn;
(6) method for cooking of pottery brick material: adobe is put into electrical kiln at ambient temperature, firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
The golden mine tailing composition adopted in described step (3) is by quartz, carbonate mineral, silicates; Alkaline minerals is included in gold mine tailing.
The gold mine tailings particle volume median size adopted in described step (3) is mainly distributed in 10 μm ~ 100 μm grain size intervals.
The slightly acidic clay particle particle diameter adopted in described step (1) is mainly distributed in 0.1 μm ~ 10 μm and 100 μm ~ 1000 μm two grain size intervals.
The whipping process of described step (1) and the middle stirrer of step (3) is carried throughout.
In described step (4), the initial liquid mixture system of mine tailing-modification to be modified has plasticity-through maintenance processes to system, and the material obtained is the blank body of adobe.
The gold mine tailings adopted mainly comprises carbonate mineral (as rhombspar, calcite etc.), silicates mineral (as white mica, albite, microline etc.); The Alkaline minerals that gold mine tailing contains, as white mica etc.
The present invention's golden mine tailing used as shown in Figure 1, accompanying drawing 1 is the present invention's gold mine tailing characteristic pattern, comprising: 1-1 skarn type gold mine tailing XRD spectra, 1-2 type of ductile shearing zone gold mine tailing XRD spectra, 1-3 skarn type gold mine tailing particle size distribution figure, 1-4 type of ductile shearing zone gold mine tailing particle size distribution figure.
Fig. 2 is shown in by the present invention's siliceous clay used, accompanying drawing 2 is slightly acidic clay characteristic pattern of the present invention, comprising: 2-1 red color weakness acid clay XRD spectra, 2-2 cyan slightly acidic clay XRD spectra, 2-3 red color weakness acid clay particle size distribution figure, 2-4 cyan slightly acidic clay size distribution plan.
The pottery brick material property parameter trend map that accompanying drawing 3 is made for the present invention, comprising: the modulus of rupture distribution trend figure of the water-intake rate distribution trend figure of 3-1 pottery brick material of the present invention, 3-2 pottery brick material of the present invention.
With example, the present invention is described in detail below:
Embodiment 1:
First appropriate water is put into agitator, start stirrer, then add red color weakness acid clay, slightly acidic clay and quality, than being 25:4, at the uniform velocity stir with stirrer, form the solid-liquid mixed system of slightly acidic clay and water, the i.e. initial liquid of modification; Initial for modification liquid normal temperature is left standstill 3-5 hour, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7; Initial for slightly acidic modification liquid is put into agitator, start stirrer, skarn type gold mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay mass ratio are 1:1, at the uniform velocity stir with stirrer, with slightly acidic modification initial liquid, modification is carried out to golden mine tailing, obtain " the initial liquid of modification mine tailing-modification " mixed system; Stirrer whipping process is carried throughout." the initial liquid of modification mine tailing-modification " mixed system is carried out normal temperature and leaves standstill maintenance, when this system has certain plasticity-, maintenance completes, using the blank body of mixed system now as adobe; Adopt extrusion machine blank body to be squeezed into the adobe material of desired size, be placed in the drying of lucifuge ventilation and wait to burn; Adobe is put into electrical kiln at ambient temperature, and firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
Firing sample mean water absorption rate reaches 0.1200, and the average modulus of rupture reaches 20.51N/mm
2, meet associated specifications in GB/T4100-2006 and ISO13006:2012.
Embodiment 2:
First appropriate water is put into agitator, start stirrer, then add red color weakness acid clay, slightly acidic clay and quality, than being 5:2, at the uniform velocity stir with stirrer, form the solid-liquid mixed system of slightly acidic clay and water, the i.e. initial liquid of modification; Initial for modification liquid normal temperature is left standstill 3-5 hour, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7; Initial for slightly acidic modification liquid is put into agitator, start stirrer, skarn type gold mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay mass ratio are 7:3, at the uniform velocity stir with stirrer, with slightly acidic modification initial liquid, modification is carried out to golden mine tailing, obtain " the initial liquid of modification mine tailing-modification " mixed system; Stirrer whipping process is carried throughout." the initial liquid of modification mine tailing-modification " mixed system is carried out normal temperature and leaves standstill maintenance, when this system has certain plasticity-, maintenance completes, using the blank body of mixed system now as adobe; Adopt extrusion machine blank body to be squeezed into the adobe material of desired size, be placed in the drying of lucifuge ventilation and wait to burn; Adobe is put into electrical kiln at ambient temperature, and firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
Firing sample mean water absorption rate reaches 0.0920, and the average modulus of rupture reaches 47.66N/mm
2, meet associated specifications in GB/T4100-2006 and ISO13006:2012.
Embodiment 3:
First appropriate water is put into agitator, start stirrer, then add cyan slightly acidic clay, slightly acidic clay and quality, than being 2:1, at the uniform velocity stir with stirrer, form the solid-liquid mixed system of slightly acidic clay and water, the i.e. initial liquid of modification; Initial for modification liquid normal temperature is left standstill 3-5 hour, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7; Initial for slightly acidic modification liquid is put into agitator, start stirrer, type of ductile shearing zone gold mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay mass ratio are 4:1, at the uniform velocity stir with stirrer, with slightly acidic modification initial liquid, modification is carried out to golden mine tailing, obtain " the initial liquid of modification mine tailing-modification " mixed system; Stirrer whipping process is carried throughout." the initial liquid of modification mine tailing-modification " mixed system is carried out normal temperature and leaves standstill maintenance, when this system has certain plasticity-, maintenance completes, using the blank body of mixed system now as adobe; Adopt extrusion machine blank body to be squeezed into the adobe material of desired size, be placed in the drying of lucifuge ventilation and wait to burn; Adobe is put into electrical kiln at ambient temperature, and firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
Firing sample mean water absorption rate reaches 0.1639, and the average modulus of rupture reaches 26.46N/mm
2, meet associated specifications in GB/T4100-2006 and ISO13006:2012.
Embodiment 4:
First appropriate water is put into agitator, start stirrer, then add cyan slightly acidic clay, slightly acidic clay and quality, than being 5:6, at the uniform velocity stir with stirrer, form the solid-liquid mixed system of slightly acidic clay and water, the i.e. initial liquid of modification; Initial for modification liquid normal temperature is left standstill 3-5 hour, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7; Initial for slightly acidic modification liquid is put into agitator, start stirrer, type of ductile shearing zone gold mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay mass ratio are 9:1, at the uniform velocity stir with stirrer, with slightly acidic modification initial liquid, modification is carried out to golden mine tailing, obtain " the initial liquid of modification mine tailing-modification " mixed system; Stirrer whipping process is carried throughout." the initial liquid of modification mine tailing-modification " mixed system is carried out normal temperature and leaves standstill maintenance, when this system has certain plasticity-, maintenance completes, using the blank body of mixed system now as adobe; Adopt extrusion machine blank body to be squeezed into the adobe material of desired size, be placed in the drying of lucifuge ventilation and wait to burn; Adobe is put into electrical kiln at ambient temperature, and firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
Firing sample mean water absorption rate reaches 0.1887, and the average modulus of rupture reaches 10.34N/mm
2, meet associated specifications in GB/T4100-2006 and ISO13006:2012.
The skarn type gold mine tailing adopted in embodiment, type of ductile shearing zone gold mine tailing mainly comprise carbonate mineral (as rhombspar, calcite etc.), silicates mineral (as white mica etc.), aluminum silicate mineral (as albite, microline etc.); The Alkaline minerals that gold mine tailing contains, as white mica etc.Include Alkaline minerals in golden mine tailing simultaneously.Size-grade distribution is 10 μm ~ 100 μm grain size intervals.
Be more than several embodiments of the present invention, but protection of the present invention is not limited to above example, as: the golden mine tailing of employing is not only skarn type, type of ductile shearing zone gold mine tailing that the present invention mentions, can also be the golden mine tailing of other types; The slightly acidic clay adopted for golden mine tailing modification is not limited to redness, the cyan slightly acidic clay that the present invention mentions, can also be the slightly acidic clay of other types; Gold mine tailing and slightly acidic clay mass ratio are other ratios within the scope of 1:1 ~ 9:1, also can realize the object of the invention.
Claims (6)
1. slightly acidic clay alteration gold mine tailings makes a method for pottery brick material, it is characterized in that: described method be with slightly acidic clay and golden mine tailing for main raw material, take following steps:
(1) preparation of the initial liquid of modification: first water is put into agitator, start stirrer, then slightly acidic clay is added, the mass ratio of slightly acidic clay and water is 5:6 ~ 25:4, at the uniform velocity stir with stirrer, the solid-liquid mixed system of slightly acidic clay and water after abundant stirring, obtains the initial liquid of modification;
(2) the initial liquid of modification is standing: the initial liquid normal temperature of modification step (1) obtained leaves standstill 3 ~ 5 hours, and stripping is active principle wherein, obtains the initial liquid of slightly acidic modification of pH=6 ~ 7;
(3) modification of golden mine tailing: initial for slightly acidic modification liquid is put into agitator, start stirrer, golden mine tailing is slowly added in the initial liquid of slightly acidic modification with uniform rate, gold mine tailing and slightly acidic clay are that 1:1 ~ 9:1 adds according to mass ratio, at the uniform velocity stir with stirrer, make golden tailings particles full and uniform dispersion wherein and fully contact with slightly acidic clay material, obtaining " the initial liquid of modification mine tailing-modification " mixed system;
(4) maintenance of modification mine tailing-modification initial liquid mixture system: the initial liquid mixture system of modification mine tailing-modification step (3) obtained carries out normal temperature and leaves standstill maintenance, makes modification gold mine tailing react in the initial liquid of modification; Through the blank body of modification mine tailing-modification initial liquid mixture system formation adobe of maintenance;
(5) forming method of adobe: the blank body that maintenance completes, adopts extrusion machine to be squeezed into the adobe material of desired size, is placed in the drying of lucifuge ventilation and waits to burn;
(6) method for cooking of pottery brick material: adobe is put into electrical kiln at ambient temperature, firing temperature is 860 DEG C ~ 1150 DEG C, keeps uniform temperature rise rate, and temperature-fall period adopts the mode of naturally cooling.
2. slightly acidic clay alteration gold mine tailings according to claim 1 makes the method for pottery brick material, it is characterized in that: the golden mine tailing composition adopted in described step (3) mainly comprises quartz, carbonate mineral, silicates mineral.
3. slightly acidic clay alteration gold mine tailings according to claim 1 makes the method for pottery brick material, it is characterized in that: the gold mine tailings particle volume median size adopted in described step (3) is mainly distributed in 10 μm ~ 100 μm grain size intervals.
4. slightly acidic clay alteration gold mine tailings according to claim 1 makes the method for pottery brick material, it is characterized in that: the slightly acidic clay particle particle diameter adopted in described step (1) is mainly distributed in 0.1 μm ~ 10 μm and 100 μm ~ 1000 μm two grain size intervals.
5. slightly acidic clay alteration gold mine tailings according to claim 1 makes the method for pottery brick material, it is characterized in that: the whipping process of described step (1) and the middle stirrer of step (3) is carried throughout.
6. slightly acidic clay alteration gold mine tailings according to claim 1 makes the method for pottery brick material, it is characterized in that: in described step (4), the initial liquid mixture system of mine tailing-modification to be modified has plasticity-through maintenance processes to system, and the material obtained is the blank body of adobe.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097183A (en) * | 1993-07-06 | 1995-01-11 | 山东省黄金学会 | A kind of ceramic tile for building and production technique thereof |
| CN102452833A (en) * | 2011-09-23 | 2012-05-16 | 贵州省建筑材料科学研究设计院 | Carlin-type gold mine tailing sintered wall material and preparation method thereof |
| CN103803991A (en) * | 2013-12-18 | 2014-05-21 | 广西科晟达机械制造有限公司 | Method for making refractory permeable bricks using gold tailings and bauxite tailings |
-
2014
- 2014-07-04 CN CN201410323794.5A patent/CN104177066B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097183A (en) * | 1993-07-06 | 1995-01-11 | 山东省黄金学会 | A kind of ceramic tile for building and production technique thereof |
| CN102452833A (en) * | 2011-09-23 | 2012-05-16 | 贵州省建筑材料科学研究设计院 | Carlin-type gold mine tailing sintered wall material and preparation method thereof |
| CN103803991A (en) * | 2013-12-18 | 2014-05-21 | 广西科晟达机械制造有限公司 | Method for making refractory permeable bricks using gold tailings and bauxite tailings |
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