CN107098592A - A kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings - Google Patents
A kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings Download PDFInfo
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- CN107098592A CN107098592A CN201710222739.0A CN201710222739A CN107098592A CN 107098592 A CN107098592 A CN 107098592A CN 201710222739 A CN201710222739 A CN 201710222739A CN 107098592 A CN107098592 A CN 107098592A
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- mine tailing
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- 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
- C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
- C03C11/007—Foam glass, e.g. obtained by incorporating a blowing agent and heating
-
- 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
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
The invention provides a kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, it is related to foam pyroceram production technical field, mainly includes the following steps that：(1) raw material is weighed by weight：High silicon vanadium mine tailing, High-Mg phosphate tailings, foaming agent, foam stabilizer, additive；(2) raw material is crushed into ball milling, be well mixed；(3) raw material after will be well mixed is warming up to 1500~1600 DEG C, is incubated 1~2h, is melt into uniform foam glass liquid, and the foam glass liquid obtains bulk glass through shaping, annealing；(4) bulk glass is risen to 950~1250 DEG C by room temperature, is incubated 0.5~2h；Then 650~760 DEG C are cooled to, anneal 2~4h；20~35 DEG C are cooled to, foam pyroceram is obtained.The simple production process that the present invention is provided is easy, makes full use of solid waste, reduces production cost；Finished product resistance to compression, High anti bending strength, thermal conductivity factor are small, lightweight.
Description
Invention field
The invention belongs to foam pyroceram production technical field, concretely relate to it is a kind of using high silicon vanadium mine tailing and
The method that High-Mg phosphate tailings produce foam pyroceram.
Background technology
Foam pyroceram is a kind of the heat-insulated of superior performance, sound absorption, protection against the tide, fire prevention, lightweight, high-strength Novel ring health care
Build material.Foam pyroceram is made up of glass phase, crystal and the part of stomata 3.It is being uniform-distribution with the glass phase of a large amount of stomatas
In matrix, uniformly dispersing substantial amounts of tiny crystals, glass is linked together with crystal network, forms hyalopilitic texture,
The mechanical strength of material is substantially increased, so as to for making materials for wall.
Various mine tailings have turned into one of China's quantum of output maximum, the minimum bulk solid waste of utilization rate.China is to it
Its large discarded object such as flyash, gangue comprehensive utilization ratio are more than 50%, and Mine Tailings Utilization is less than 20%, and to tail
The utilization of ore deposit is concentrated mainly on road filling, production cement products etc., and added value of product is relatively low.The overwhelming majority is stored up naturally, is accounted for
With soil, pollution environment, there is serious geological disaster potential safety hazard.
High silicon vanadium mine tailing and High-Mg phosphate tailings are the solids or powdered scrap discharged after exploitation, sorting ore.Greatly
Most compositions originally can be used as the oxide for producing foam pyroceram for building.Therefore, it is new using high silicon vanadium tailings utilization
High value added product, it is imperative.
The content of the invention
In view of this, high silicon vanadium mine tailing and High-Mg phosphate tailings are utilized to produce foam pyroceram the invention provides a kind of
Method.The simple production process that the present invention is provided is easy, makes full use of solid waste, reduces production cost；It is finished product resistance to compression, anti-
Roll over intensity high, thermal conductivity factor is small, lightweight.
To reach above-mentioned purpose, the technical solution used in the present invention is：
A kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, comprises the following steps：
(1) raw material is weighed by following parts by weight：High 35~45 parts of silicon vanadium mine tailing, 20~30 parts of High-Mg phosphate tailings, foaming agent
0.5~6 part, 3~7 parts of foam stabilizer, 10~15 parts of additive；
(2) raw material is crushed into ball milling, be well mixed；
(3) raw material after will be well mixed is warming up to 1500~1600 DEG C, is incubated 1~2h, is melt into uniform bubble
Foam glass liquid, the foam glass liquid obtains bulk glass through shaping, annealing；
(4) bulk glass is risen to 950~1250 DEG C by room temperature, is incubated 0.5~2h；Then 650~760 are cooled to
DEG C, anneal 2~4h；20~35 DEG C are cooled to, foam pyroceram is obtained.
Preferably, in the preferred embodiment, the foaming agent be sodium sulphate and calcium carbonate, the sodium sulphate and
The mass ratio of calcium carbonate is 2~5:1~3.
Preferably, in the preferred embodiment, the foam stabilizer is sodium phosphate.
Preferably, in the preferred embodiment, the additive is calcirm-fluoride, zinc oxide, sodium nitrate, the fluorine
It is 2~10 to change calcium, zinc oxide, the mass ratio of sodium nitrate:0.5~6:1~6.
Preferably, in the preferred embodiment, in step (2), it is 100~300 mesh to crush granularity after ball milling.
Preferably, in the preferred embodiment, in step (4), 950~1250 are warming up to 5~10 DEG C/min
℃；Cooling rate is 20~30 DEG C/min.
Beneficial effects of the present invention：
(1) present invention is produced using high silicon vanadium mine tailing and High-Mg phosphate tailings as raw material, both takes full advantage of solid
Discarded object, has saved production cost again, generates considerable economic benefit and environmental benefit.
(2) simple production process of the invention is easy, is made after bulk glass and directly heats foaming, without by glass water quenching
For glass dregs, process simplifies, and saves production cost.
(3) addition of foaming agent and foam stabilizer, can make foaming stable and uniform, abscess is fully grown up, uniform pore diameter, finished product
Function admirable.
(4) foam pyroceram excellent performance prepared by the present invention, resistance to compression, High anti bending strength, thermal conductivity factor is small, weight
Gently, building heat preservation, heat-insulated, sound absorption, fire prevention, barrier material can be made, had a wide range of application, added value of product is high.
Embodiment
Technical scheme of the present invention is further described with reference to specific embodiment.
Embodiment 1：
A kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, comprises the following steps：
(1) raw material is weighed by following parts by weight：High 35 parts of silicon vanadium mine tailing, 20 parts of High-Mg phosphate tailings, 0.4 part of sodium sulphate, carbon
Sour 0.2 part of calcium, 3 parts of sodium phosphate, 5.8 parts of calcirm-fluoride, 1.4 parts of zinc oxide, 2.8 parts of sodium nitrate；
(2) raw material is crushed and is milled to granularity for 100 mesh, be well mixed；
(3) raw material after will be well mixed is warming up to 1500 DEG C, is incubated 1h, is melt into uniform foam glass liquid, foam
Glass metal obtains bulk glass through shaping, annealing；
(4) bulk glass is risen to 950 DEG C with 5 DEG C/min programming rates, is incubated 0.5h；Then dropped with 20 DEG C/min speed
Temperature is to 650 DEG C, and anneal 2h；20 DEG C are cooled to, foam pyroceram is obtained.
Embodiment 2：
A kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, comprises the following steps：
(1) raw material is weighed by following parts by weight：High 45 parts of silicon vanadium mine tailing, 30 parts of High-Mg phosphate tailings, 3.5 parts of sodium sulphate, carbon
Sour 2 parts of calcium, 7 parts of sodium phosphate, 6.8 parts of calcirm-fluoride, 4.1 parts of zinc oxide, 4.1 parts of sodium nitrate；
(2) raw material is crushed and is milled to granularity for 300 mesh, be well mixed；
(3) raw material after will be well mixed is warming up to 1600 DEG C, is incubated 2h, is melt into uniform foam glass liquid, foam
Glass metal obtains bulk glass through shaping, annealing；
(4) bulk glass is risen to 1250 DEG C with 10 DEG C/min programming rates, is incubated 2h；Then dropped with 30 DEG C/min speed
Temperature is to 760 DEG C, and anneal 4h；35 DEG C are cooled to, foam pyroceram is obtained.
Embodiment 3：
A kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, comprises the following steps：
(1) raw material is weighed by weight：High 40 parts of silicon vanadium mine tailing, 25 parts of High-Mg phosphate tailings, 2 parts of sodium sulphate, calcium carbonate 1.2
Part, 5 parts of sodium phosphate, 5.9 parts of calcirm-fluoride, 3.2 parts of zinc oxide, 3.4 parts of sodium nitrate；
(2) raw material is crushed and is milled to granularity for 200 mesh, be well mixed；
(3) raw material after will be well mixed is warming up to 1550 DEG C, is incubated 1.5h, is melt into uniform foam glass liquid, steeps
Foam glass liquid obtains bulk glass through shaping, annealing；
(4) bulk glass is risen to 1100 DEG C with 7 DEG C/min programming rates, is incubated 1.2h；Then with 25 DEG C/min speed
720 DEG C are cooled to, anneal 3h；25 DEG C are cooled to, foam pyroceram is obtained.
Test result is as shown in table 1 to be detected to foam pyroceram performance made from embodiment 1~3.
Table 1：Test result
By testing result as can be seen that by foam pyroceram resistance to compression made from the production technology that provides of the present invention,
High anti bending strength, thermal conductivity factor is small, lightweight, can make building heat preservation, heat-insulated, fire prevention, barrier material, have a wide range of application, product
Added value is high.
Claims (6)
1. a kind of method for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, it is characterised in that, including with
Lower step：
(1) raw material is weighed by following parts by weight：High 35~45 parts of silicon vanadium mine tailing, 20~30 parts of High-Mg phosphate tailings, foaming agent 0.5~
6 parts, 3~7 parts of foam stabilizer, 10~15 parts of additive；
(2) raw material is crushed into ball milling, be well mixed；
(3) raw material after will be well mixed is warming up to 1500~1600 DEG C, is incubated 1~2h, is melt into uniform foam glass
Glass liquid, the foam glass liquid obtains bulk glass through shaping, annealing；
(4) bulk glass is risen to 950~1250 DEG C by room temperature, is incubated 0.5~2h；Then 650~760 DEG C are cooled to,
Anneal 2~4h；20~35 DEG C are cooled to, foam pyroceram is obtained.
2. the method according to claim 1 for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, its
It is characterised by：The foaming agent is sodium sulphate and calcium carbonate, and the mass ratio of the sodium sulphate and calcium carbonate is 2~5:1~3.
3. the method according to claim 1 for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, its
It is characterised by：The foam stabilizer is sodium phosphate.
4. the method according to claim 1 for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, its
It is characterised by：The additive is calcirm-fluoride, zinc oxide, sodium nitrate, and the calcirm-fluoride, zinc oxide, the mass ratio of sodium nitrate are 2
~10:0.5~6:1~6.
5. the method according to claim 1 for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, its
It is characterised by：In step (2), it is 100~300 mesh to crush granularity after ball milling.
6. the method according to claim 1 for producing foam pyroceram using high silicon vanadium mine tailing and High-Mg phosphate tailings, its
It is characterised by：In step (4), 950~1250 DEG C are warming up to 5~10 DEG C/min；Cooling rate is 20~30 DEG C/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710222739.0A CN107098592B (en) | 2017-04-07 | 2017-04-07 | Method for producing foam glass ceramics by using high-silicon vanadium tailings and high-magnesium phosphorus tailings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710222739.0A CN107098592B (en) | 2017-04-07 | 2017-04-07 | Method for producing foam glass ceramics by using high-silicon vanadium tailings and high-magnesium phosphorus tailings |
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| Publication Number | Publication Date |
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| CN107098592A true CN107098592A (en) | 2017-08-29 |
| CN107098592B CN107098592B (en) | 2020-06-16 |
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| CN201710222739.0A Active CN107098592B (en) | 2017-04-07 | 2017-04-07 | Method for producing foam glass ceramics by using high-silicon vanadium tailings and high-magnesium phosphorus tailings |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114573367A (en) * | 2022-04-06 | 2022-06-03 | 西安墙体材料研究设计院有限公司 | Method for preparing foamed ceramic by using vanadium ore tailings as main material |
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| CN102875028A (en) * | 2012-11-07 | 2013-01-16 | 会理县紫源矿业有限责任公司 | Black foam glass and preparation method thereof |
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2017
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| CN101913771A (en) * | 2010-07-05 | 2010-12-15 | 清华大学 | Method for preparing microcrystalline porous foam glass tube |
| CN102875028A (en) * | 2012-11-07 | 2013-01-16 | 会理县紫源矿业有限责任公司 | Black foam glass and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114573367A (en) * | 2022-04-06 | 2022-06-03 | 西安墙体材料研究设计院有限公司 | Method for preparing foamed ceramic by using vanadium ore tailings as main material |
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| CN107098592B (en) | 2020-06-16 |
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Effective date of registration: 20180411 Address after: 523899 Shu an industrial zone, Shu Tian Village, Humen Town, Dongguan, Guangdong Applicant after: YIN TAI DONG GUAN GLASS CO., LTD. Address before: 523981 Shanbei management area, Shatin Town, Dongguan, Guangdong Applicant before: Dongguan City Yintong Glass Co., Ltd. |
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