CN112266172A - Process for producing microcrystalline glass by using metal ore tailings - Google Patents
Process for producing microcrystalline glass by using metal ore tailings Download PDFInfo
- Publication number
- CN112266172A CN112266172A CN202011185101.2A CN202011185101A CN112266172A CN 112266172 A CN112266172 A CN 112266172A CN 202011185101 A CN202011185101 A CN 202011185101A CN 112266172 A CN112266172 A CN 112266172A
- Authority
- CN
- China
- Prior art keywords
- parts
- glass
- microcrystalline glass
- microcrystalline
- raw materials
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011521 glass Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000002994 raw material Substances 0.000 claims abstract description 47
- 229910052742 iron Inorganic materials 0.000 claims abstract description 35
- 239000000126 substance Substances 0.000 claims abstract description 24
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 23
- 239000011707 mineral Substances 0.000 claims abstract description 23
- 239000002245 particle Substances 0.000 claims abstract description 23
- 239000006060 molten glass Substances 0.000 claims abstract description 13
- 238000002425 crystallisation Methods 0.000 claims abstract description 12
- 230000008025 crystallization Effects 0.000 claims abstract description 12
- 239000002893 slag Substances 0.000 claims abstract description 12
- QDOXWKRWXJOMAK-UHFFFAOYSA-N chromium(III) oxide Inorganic materials O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims abstract description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002241 glass-ceramic Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 238000010899 nucleation Methods 0.000 claims abstract description 7
- 230000006911 nucleation Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000010791 quenching Methods 0.000 claims abstract description 6
- 230000000171 quenching effect Effects 0.000 claims abstract description 6
- 239000011265 semifinished product Substances 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000005520 cutting process Methods 0.000 claims abstract description 4
- 238000000227 grinding Methods 0.000 claims abstract description 4
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 239000000047 product Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 12
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 11
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 229910052681 coesite Inorganic materials 0.000 claims description 7
- 229910052906 cristobalite Inorganic materials 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 229910052682 stishovite Inorganic materials 0.000 claims description 7
- 229910052905 tridymite Inorganic materials 0.000 claims description 7
- 238000003723 Smelting Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 6
- 238000012216 screening Methods 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000013078 crystal Substances 0.000 abstract description 18
- NWXHSRDXUJENGJ-UHFFFAOYSA-N calcium;magnesium;dioxido(oxo)silane Chemical compound [Mg+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O NWXHSRDXUJENGJ-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052637 diopside Inorganic materials 0.000 abstract description 8
- 238000002844 melting Methods 0.000 abstract description 5
- 230000008018 melting Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010456 wollastonite Substances 0.000 description 3
- 229910052882 wollastonite Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0036—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
- C03B32/02—Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
- C03C1/002—Use of waste materials, e.g. slags
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0063—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing waste materials, e.g. slags
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Glass Compositions (AREA)
Abstract
The invention relates to a process for producing microcrystalline glass by using metal mine tailings, which comprises the following steps: step 1: crushing iron tailings into iron tailing slag; step 2: analyzing the chemical components of the iron tailing slag and calculating the content of each chemical component according to the weight ratio; and step 3: optimally proportioning the chemical components of the iron tailing slag according to the weight ratio; and 4, step 4: addition of BaO and B2O2Preparing a microcrystalline glass mineral raw material; and 5: melting a microcrystalline glass mineral raw material into molten glass; step six: performing water quenching on the molten glass liquid to obtain a glass particle raw material; and 7: selecting glass particle raw materials with similar diameters, and mixing the glass particle raw materials with Cr2O3And TiO2Uniformly mixed and then laid on a mouldIs provided with an inner cavity; carrying out nucleation treatment and crystallization treatment, and cooling to form semi-finished product microcrystalline glass; step eight: and grinding, polishing and cutting the semi-finished product of the microcrystalline glass to obtain the finished product of the microcrystalline glass. The invention can improve the content of diopside crystal in the glass ceramics.
Description
Technical Field
The invention relates to a microcrystalline glass production process, in particular to a process for producing microcrystalline glass by using metal mine tailings.
Background
The method has incomplete statistics, and the quantity of the tailings stockpiled in China is nearly five billion tons at present. The long-term stockpiling of the tailings can pollute the atmosphere, water sources, soil and even harm human health, and has become a great problem influencing the production and life of people. The iron tailings are the main components of the tailings and have incomplete statistics, and the quantity of the iron tailings stockpiled in China currently is up to billions of tons, and accounts for one third of the total tailings. The comprehensive recycling problem of the iron tailings is widely concerned by the whole society.
The main chemical component of the iron tailings is SiO2、AL2O3、Fe2O3、MgO、K2O、Na2O, CaO, and small amounts of other chemical components (such as chemical components of Cu, Co, S, Ni, Au, Ag, Se, etc.). The iron tailings can be used as main raw materials for producing and manufacturing the microcrystalline glass, the microcrystalline glass is made of crystals like ceramics, but the inventor indicates that the chemical components in the generated iron tailings are generally different for different mines, the microcrystalline glass produced by different iron tailings contains different crystal types and components, and the common crystals of the microcrystalline glass comprise diopside crystals (CaO. MgO.2SiO) and beta-wollastonite crystals (CaO. SiO)2) The diopside crystal has higher chemical activity and stability than beta-wollastonite crystal, and is a more ideal microcrystalline glass crystal. Therefore, it is desired to increase the content of diopside crystals in the glass ceramics during the production process.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides a process for producing the glass ceramics by using the metal ore tailings, which can improve the content of diopside crystals in the glass ceramics.
In order to achieve the purpose, the invention adopts the following technical scheme: a process for producing microcrystalline glass by using metal mine tailings comprises the following process steps:
step 1: feeding the iron tailings into an ore crusher to be crushed into iron tailings, and screening the iron tailings through an H-mesh screen, wherein H is more than or equal to 40;
step 2: randomly sampling iron tailing slag, performing chemical component inspection and calculating the content of each chemical component according to the weight ratio, wherein the chemical component inspection comprises the following steps:
a1 parts of SiO2B1 parts of AL2O3C1 parts of Fe2O3D1 parts of MgO, E1 parts of K2O, F1 parts of Na2O, G1 parts of CaO;
and step 3: optimally proportioning the chemical components of the iron tailing slag in the step one according to the weight ratio, and comprising the following steps of:
a2 parts of SiO were added2B2 parts of AL2O3C2 parts of Fe2O3D2 parts of MgO, E2 parts of K2O, F2 parts of Na2O and G2 parts of CaO;
and 4, step 4: continuing to add X parts of BaO and Y parts of B2O2Mixing to prepare a microcrystalline glass mineral raw material;
said a1+ a2 ═ 57.1; the B1+ B2 is 7.9; the C1+ C2 is 6.5; the D1+ D2 is 7.0; the E1+ E2 is 1.0; the F1+ F2 is 4.5; the G1+ G2 is 12.8; wherein X is 1.4; 1.8 percent of the total weight of the compound;
and 5: the method comprises the following substeps:
step 5.1: before smelting the microcrystalline glass mineral raw material, gradually heating a crucible for smelting to 1300 ℃;
step 5.2: putting the microcrystalline glass mineral raw materials prepared in the fourth step into the crucible for multiple times, wherein the time interval of putting the microcrystalline glass mineral raw materials every time is 5-10 min until all the microcrystalline glass mineral raw materials are put into the crucible;
step 5.3: raising the temperature of the crucible to 1480 ℃ to completely melt the microcrystalline glass mineral raw materials in the crucible into molten glass liquid;
step 6: after the molten glass liquid becomes clear, performing water quenching on the molten glass liquid to obtain a glass particle raw material;
and 7: the method comprises the following steps:
step 7.1: crushing the glass particle raw materials obtained in the sixth step by a ball mill, and screening out the glass particle raw materials with similar diameters;
step 7.2: the following materials are prepared according to the weight ratio:
2.5 parts of Cr2O3；
1.5 parts of TiO2；
96 parts of the glass particle raw material screened in step 7.1;
step 7.3: uniformly mixing the materials prepared in the step 7.2, and then paving the materials in a mould;
step 7.4: carrying out nucleation treatment, heating the mold, heating the material in the mold to 770 ℃, and keeping the temperature for 60-90 min;
step 7.5: performing crystallization treatment, namely continuously heating the mold, controlling the temperature of the material in the mold to rise at a speed of 4-5 ℃/min until the temperature rises to 870 ℃, and keeping the temperature for 60-90 min;
step 7.6: cooling to form semi-finished microcrystalline glass;
and 8: and grinding, polishing and cutting the surface of the semi-finished product microcrystalline glass to obtain the finished product microcrystalline glass.
Further, in the step 7.3, the thickness of the material laid in the mold is 6-7 mm.
By adopting the technical scheme, the beneficial effects of the invention comprise the following points:
(1) the iron tailings are crushed into iron tailing slag, and the iron tailing slag is screened, so that small iron tailing slag is selected to be easy to melt; and by mixing the main component SiO in the iron tailings2、AL2O3、Fe2O3、MgO、K2O、 Na2O, CaO is prepared into glass ceramics mineral raw material according to the optimal weight ratio, which specifically comprises 57.1 parts of SiO2(ii) a 7.9 parts of AL2O3(ii) a 6.5 parts of Fe2O3(ii) a 7.0 parts of MgO; 1.0 part of K2O; 4.5 parts of Na2O; 12.8 parts of CaO; 1.4 parts of BaO; 1.8 parts of B2O2. By means of such SiO2、AL2O3、Fe2O3、MgO、K2O、Na2O, CaO optimum ratio of components, and BaO and B added2O2Can reduce the melting temperature of the mineral raw materials of the microcrystalline glass and the viscosity of the molten glass, and is beneficial to preparing the most glass particle raw materials during water quenching.
(2) Addition of TiO2Is favorable for crystallizing the glass particle raw material at a high temperature to form diabase crystals, and the Cr is2O3The effect of (b) is to induce crystallization. By configuring 2.5 parts of Cr2O31.5 parts of TiO2And 96 parts of glass particle raw material, so that more diopside crystals are generated in the crystallization treatment process.
(3) The thickness of the material in the die is 6-7 mm, so that bubbles can be discharged from the material in the die in the nucleation and crystallization processes. The microcrystalline glass prepared in the way has no bubbles inside and good aesthetic property.
(4) The iron tailings are recycled, so that the method is green and environment-friendly, can generate good economic benefits, and has good application prospects.
Detailed Description
The invention will now be further described with reference to specific embodiments.
The embodiment provides a process for producing glass ceramics by using metal mine tailings, which comprises the following process steps:
step 1: feeding the iron tailings into an ore crusher to be crushed into iron tailings, and screening the iron tailings through an H-mesh screen, wherein H is more than or equal to 40;
in this embodiment, preferably, the screen in the first step is an 80-mesh screen, so that small iron tailings are selected to be easily melted, and energy required by melting the iron tailings is saved.
Step 2: randomly sampling iron tailing slag, performing chemical component inspection and calculating the content of each chemical component according to the weight ratio, wherein the chemical component inspection comprises the following steps:
a1 parts of SiO2B1 parts of AL2O3C1 parts of Fe2O3D1 parts of MgO, E1 parts of K2O, F1 parts of Na2O, G1 parts of CaO. Actually, the iron tailings also contain chemical components such as Cu, Co, S, Ni, Au, Ag, and Se, but these chemical components do not substantially affect the chemical activity and stability of the produced glass ceramics, and therefore, the chemical components are not measured in the present process.
And step 3: optimally proportioning the chemical components of the iron tailing slag in the step one according to the weight ratio, and comprising the following steps of:
a2 parts of SiO were added2B2 parts of AL2O3C2 parts of Fe2O3D2 parts of MgO, E2 parts of K2O, F2 parts of Na2O and G2 parts of CaO;
and 4, step 4: continuing to add X parts of BaO and Y parts of B2O2Mixing to prepare a microcrystalline glass mineral raw material;
said a1+ a2 ═ 57.1; the B1+ B2 is 7.9; the C1+ C2 is 6.5; the D1+ D2 is 7.0; the E1+ E2 is 1.0; the F1+ F2 is 4.5; the G1+ G2 is 12.8; wherein X is 1.4; and Y is 1.8.
By means of such SiO2、AL2O3、Fe2O3、MgO、K2O、Na2O, CaO optimum ratio of components, and BaO and B added2O2Can reduce the melting temperature of the mineral raw materials of the microcrystalline glass and the viscosity of the molten glass, and is beneficial to preparing the most glass particle raw materials during water quenching.
And 5: the method comprises the following substeps:
step 5.1: before smelting the microcrystalline glass mineral raw material, gradually heating a crucible for smelting to 1300 ℃;
step 5.2: putting the microcrystalline glass mineral raw materials prepared in the fourth step into the crucible for multiple times, wherein the time interval of putting the microcrystalline glass mineral raw materials every time is 5-10 min until all the microcrystalline glass mineral raw materials are put into the crucible;
step 5.3: the temperature of the crucible was raised to 1480 ℃ to melt all the glass ceramic mineral raw materials in the crucible into molten glass.
Step 6: and after the molten glass liquid becomes clear, performing water quenching on the molten glass liquid to obtain a glass particle raw material.
And 7: the method comprises the following steps:
step 7.1: crushing the glass particle raw materials obtained in the sixth step by a ball mill, and screening out the glass particle raw materials with similar diameters; this is advantageous for the glass particle raw material and Cr2O3And TiO2Uniformly mixing, wherein the melting time of each glass particle raw material is similar; in this embodiment, it is preferable to screen out a glass particle raw material of 10 to 15 mesh;
step 7.2: the following materials are prepared according to the weight ratio:
2.5 parts of Cr2O3，Cr2O3The function of (a) is to induce crystallization;
1.5 parts of TiO2Adding TiO2The crystallization of the glass particle raw material at a high temperature state is facilitated to form a diabase crystal;
96 parts of the glass particle raw material screened in step 7.1;
step 7.3: uniformly mixing the materials prepared in the step 7.2, and then paving the materials in a mold, wherein the thickness of the materials paved in the mold is 6-7 mm; the material in the die is favorable for discharging air bubbles in the nucleation treatment and crystallization treatment processes;
step 7.4: carrying out nucleation treatment, heating the mold, heating the material in the mold to 770 ℃, and keeping the temperature for 60-90 min;
step 7.5: performing crystallization treatment, namely continuously heating the mold, controlling the temperature of the material in the mold to rise at a speed of 4-5 ℃/min until the temperature rises to 870 ℃, and keeping the temperature for 60-90 min;
step 7.6: cooling to form semi-finished microcrystalline glass;
the temperature and time of the nucleation treatment and the temperature and time of the crystallization treatment are the best embodiments of the present solution to control the crystallization of diopside crystals and other crystals (e.g., β -wollastonite crystals).
And 8: and grinding, polishing and cutting the surface of the semi-finished product microcrystalline glass to obtain the finished product microcrystalline glass.
The invention can improve the content of diopside crystals in the microcrystalline glass, and the prepared microcrystalline glass has no bubbles inside and good aesthetic property.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (2)
1. A process for producing microcrystalline glass by using metal mine tailings comprises the following process steps:
step 1: feeding the iron tailings into an ore crusher to be crushed into iron tailings, and screening the iron tailings through an H-mesh screen, wherein H is more than or equal to 40;
step 2: randomly sampling iron tailing slag, performing chemical component inspection and calculating the content of each chemical component according to the weight ratio, wherein the chemical component inspection comprises the following steps:
a1 parts of SiO2B1 parts of AL2O3C1 parts of Fe2O3D1 parts of MgO, E1 parts of K2O, F1 parts of Na2O, G1 parts of CaO;
and step 3: optimally proportioning the chemical components of the iron tailing slag in the step one according to the weight ratio, and comprising the following steps of:
a2 parts of SiO were added2B2 parts of AL2O3C2 parts of Fe2O3D2 parts of MgO, E2 parts of K2O, F2 parts of Na2O and G2 parts of CaO;
the method is characterized by also comprising the following process steps:
and 4, step 4: continuing to add X parts of BaO and Y parts of B2O2Mixing to prepare a microcrystalline glass mineral raw material;
said a1+ a2 ═ 57.1; the B1+ B2 is 7.9; the C1+ C2 is 6.5; the D1+ D2 is 7.0; the E1+ E2 is 1.0; the F1+ F2 is 4.5; the G1+ G2 is 12.8; wherein X is 1.4; 1.8 percent of the total weight of the compound;
and 5: the method comprises the following substeps:
step 5.1: before smelting the microcrystalline glass mineral raw material, gradually heating a crucible for smelting to 1300 ℃;
step 5.2: putting the microcrystalline glass mineral raw materials prepared in the fourth step into the crucible for multiple times, wherein the time interval of putting the microcrystalline glass mineral raw materials every time is 5-10 min until all the microcrystalline glass mineral raw materials are put into the crucible;
step 5.3: raising the temperature of the crucible to 1480 ℃ to completely melt the microcrystalline glass mineral raw materials in the crucible into molten glass liquid;
step 6: after the molten glass liquid becomes clear, performing water quenching on the molten glass liquid to obtain a glass particle raw material;
and 7: the method comprises the following steps:
step 7.1: crushing the glass particle raw materials obtained in the sixth step by a ball mill, and screening out the glass particle raw materials with similar diameters;
step 7.2: the following materials are prepared according to the weight ratio:
2.5 parts of Cr2O3；
1.5 parts of TiO2；
96 parts of the glass particle raw material screened in step 7.1;
step 7.3: uniformly mixing the materials prepared in the step 7.2, and then paving the materials in a mould;
step 7.4: carrying out nucleation treatment, heating the mold, heating the material in the mold to 770 ℃, and keeping the temperature for 60-90 min;
step 7.5: performing crystallization treatment, namely continuously heating the mold, controlling the temperature of the material in the mold to rise at a speed of 4-5 ℃/min until the temperature rises to 870 ℃, and keeping the temperature for 60-90 min;
step 7.6: cooling to form semi-finished microcrystalline glass;
and 8: and grinding, polishing and cutting the surface of the semi-finished product microcrystalline glass to obtain the finished product microcrystalline glass.
2. The process for producing glass ceramics by using metal mine tailings according to claim 1, wherein: in the step 7.3, the thickness of the material laid in the mold is 6-7 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011185101.2A CN112266172A (en) | 2020-10-30 | 2020-10-30 | Process for producing microcrystalline glass by using metal ore tailings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011185101.2A CN112266172A (en) | 2020-10-30 | 2020-10-30 | Process for producing microcrystalline glass by using metal ore tailings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112266172A true CN112266172A (en) | 2021-01-26 |
Family
ID=74345845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011185101.2A Pending CN112266172A (en) | 2020-10-30 | 2020-10-30 | Process for producing microcrystalline glass by using metal ore tailings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112266172A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116177851A (en) * | 2022-10-31 | 2023-05-30 | 苏州大学 | Light calendaring microcrystalline plate and preparation process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613806A (en) * | 2004-11-24 | 2005-05-11 | 沈阳建筑大学 | Microcrystallizing glass for construction and produced from metal flume and its production |
| WO2007024505A2 (en) * | 2005-08-25 | 2007-03-01 | Ceramext, Llc | Synthesized hybrid rock composition, method, and article formed by the method |
| CN102807325A (en) * | 2012-08-21 | 2012-12-05 | 何德开 | Emerald glass ceramics and preparation method thereof |
| CN102826758A (en) * | 2012-08-29 | 2012-12-19 | 内蒙古科技大学 | Industrial microcrystalline glass plate resistant to wear and corrosion and preparation method thereof |
| CN104016589A (en) * | 2014-06-27 | 2014-09-03 | 北京国泰珝天科技有限公司 | Iron tailing microcrystalline glass and preparation method thereof |
-
2020
- 2020-10-30 CN CN202011185101.2A patent/CN112266172A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613806A (en) * | 2004-11-24 | 2005-05-11 | 沈阳建筑大学 | Microcrystallizing glass for construction and produced from metal flume and its production |
| WO2007024505A2 (en) * | 2005-08-25 | 2007-03-01 | Ceramext, Llc | Synthesized hybrid rock composition, method, and article formed by the method |
| CN102807325A (en) * | 2012-08-21 | 2012-12-05 | 何德开 | Emerald glass ceramics and preparation method thereof |
| CN102826758A (en) * | 2012-08-29 | 2012-12-19 | 内蒙古科技大学 | Industrial microcrystalline glass plate resistant to wear and corrosion and preparation method thereof |
| CN104016589A (en) * | 2014-06-27 | 2014-09-03 | 北京国泰珝天科技有限公司 | Iron tailing microcrystalline glass and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116177851A (en) * | 2022-10-31 | 2023-05-30 | 苏州大学 | Light calendaring microcrystalline plate and preparation process thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106396421B (en) | A kind of production method of continuous basalt fiber | |
| CN102079625A (en) | Microcrystal glass manufactured by using tailing solid waste and manufacturing method thereof | |
| CN103304136A (en) | Method for manufacturing glass bottles | |
| CN109650720A (en) | Mobile terminal glass back-cover substrate and its production method | |
| CN1868946A (en) | Waste residue microcrystal glass and its preparation method | |
| CN102923958A (en) | Novel microcrystal glass ceramic composite board and preparation method thereof | |
| CN101759368A (en) | Green glass-ceramic plate made from lead-zinc smelting slag and manufacturing method thereof | |
| CN105272185B (en) | The method that cast stone mill ball is prepared using basalt | |
| CN109704583A (en) | A kind of devitrified glass and its production method | |
| CN105731808A (en) | Method for preparing glass ceramics | |
| CN101024554B (en) | Rear-earth-rich, niobium-rich and cand-rich rear sorted tail-ore microcrystal glass and manufacturing method | |
| CN1117029A (en) | Method for producing nucleated glass product with golden tailings | |
| CN112266172A (en) | Process for producing microcrystalline glass by using metal ore tailings | |
| CN106242300A (en) | A kind of method utilizing useless domestic glass to expect in vain to prepare building decorative glass ceramics | |
| CN105060717A (en) | Architectural decoration microcrystalline glass taking molybdic tailings as raw materials and preparation method therefor | |
| CN108358455B (en) | Method for preparing microcrystalline glass by using lead-zinc tailings and quartz tailings | |
| CN110922058A (en) | Preparation method for sintering microcrystalline glass plate by using multi-tube distribution | |
| CN106892560A (en) | A kind of high finished product rate glass and its production technology | |
| CN102690061A (en) | Method for producing high-whiteness glass ceramic product | |
| EP3907197A1 (en) | Method for producing a glass container | |
| CN105819694B (en) | Devitrified glass and preparation method thereof | |
| CN101549947A (en) | Method for integrally producing micro-crystalline ceramic composite plate | |
| CN103319090A (en) | Technology method of preparing deep-color microcrystal glass from lead-zinc tailing | |
| CN108395105A (en) | A method of preparing devitrified glass using copper silver tailing and cullet | |
| CN108558214A (en) | A method of preparing devitrified glass using crystal waste slag and cullet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210126 |