CN106430982A - Recycling method of glass ceramic material - Google Patents
Recycling method of glass ceramic material Download PDFInfo
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- CN106430982A CN106430982A CN201610833112.4A CN201610833112A CN106430982A CN 106430982 A CN106430982 A CN 106430982A CN 201610833112 A CN201610833112 A CN 201610833112A CN 106430982 A CN106430982 A CN 106430982A
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- glass
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- glass ceramic
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Classifications
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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
Abstract
The invention relates to a recycling method of a glass ceramic material. Waste generated in glass ceramic production is used as a main raw material, and recycling treatment is performed through the processes including smashing, screening, grading, binding agent adding, mixing and grinding, press-forming, drying, hot air hardening and the like to obtain a recycled glass ceramic product. Due to the fact that the waste produced in glass ceramic production is used as the main raw material, the energy consumption is reduced, stored waste glass ceramic materials can also be decreased, and environmental pollution is reduced. The production process is simple, the energy consumption is low, the production cost can be effectively reduced, different batches of products are good in reproducibility, and the recycling method is suitable for large-scale industrial production.
Description
Technical field
The present invention relates to a kind of manufacture method of devitrified glass, produce in producing particularly to a kind of utilization devitrified glass
The method that waste material manufactures devitrified glass, belongs to the comprehensive utilization of trade waste.
Background technology
Devitrified glass is by the parent glass of specific composition, passes through to contain obtained from controlling crystallizing in heat treatment process
A large amount of crystalline phases and the polycrystalline solids material of glass phase.There is good heat, chemical stability, higher mechanical strength and hardness,
Good acid-alkali-corrosive-resisting etc..
Devitrified glass produces either fusion method or sintering process and is required to expend mass energy, but if in devitrified glass
Because Technology for Heating Processing control is bad in production, the product after crystallization often bursts and deforms and become waste product.For
Its broken abrasive dust is presently mainly broken to certain particle size by these waste products, is then added to secondary molten in melting furnaces together with batch
Melt, need to expend again mass energy.In fact, the devitrified glass waste product after crystallization has had high rigidity, high-wearing feature, Gao Hua
The features such as learn stability, it is through rational regeneration and treatment technique it is possible to obtain the regeneration that performance is compared favourably with devitrified glass
Material, needs the operating mode of abrasion-proof corrosion-proof for industries such as electric power, coal, chemical industry, metallurgy.Thus reducing the consumption of the energy, also may be used
Reduce depositing of waste and old microcrystal glass material, reduce the pollution to environment for the solid waste.
CN201410076920.1 provides the environmental friendly regenerated glass block that a kind of employing cement is coagulated material and its manufacture
Method, it is characterised in that being adhesive using high-abrasive material corundum, quartz sand, milled glass, cement, improves environmental protection again
The surface strength of raw glass block, wear-resisting, anti-skidding, color is beautiful, intensity height, durable floor tile or grass-planting brick.
A kind of 0910065851.3 utilization building waste, discarded glass regenerative raw materials replace husky, stone roadbed material it is characterised in that：
Broken building waste granularity is brickbat, rubble, one kind of broken pottery or its several mixing of 0.1-0.5 mesh, after classifying crushing
Each component preferably classify addition albarium and water by particle size and recipe requirements, mix and blend 30 minutes is so as to fully mixed
Close configuration and form roadbed material.A kind of 03155930.1 method that cullet is regenerated as heat-insulation and heat-preservation ceramic tile, its feature exists
In：The pretreatment of waste glass material；Add clay material, foaming agent, airtight mixed grinding, drying-granulating；Utilized with forming machine
The brick embryo of various sizes made by mould；Foaming is fired, and Xu Leng anneals, and kiln discharge obtains heat-insulation and heat-preservation ceramic tile.Above patent, all relates to
And cullet regeneration, its renovation process one is with cement or albarium as coagulated material, by repeat glass and other materials
Condense shaping to use；Two is to be molded using compacting sintering to use.
The raw material not simple glass that the present invention uses, but the devitrified glass waste product after crystallization, through pulverizing, sieving,
Level joins, adds bonding agent, mixed grind, the operation such as compressing, dry, hot-air hardening to make regeneration crystallized glass article.Product has
There are high rigidity, high-wearing feature, high chemical stability, can be used for the industries such as electric power, coal, chemical industry, metallurgy needs wear-resisting
Corrosion resistant operating mode.All there is essential distinction with the above patent from basic conception to technique effect.
Content of the invention
The present invention provide a kind of production with devitrified glass in produce waste material as primary raw material, size-reduced, screening, level join,
Add bonding agent, mixed grind, the operation such as compressing, dry, hot-air hardening to carry out regeneration process, obtain regenerating devitrified glass system
Product.It is primary raw material due to employing the waste material producing during devitrified glass produces, thus reducing the consumption of the energy.Meanwhile, by
In resinoid bond, there is certain flexibility, reduce material fragility.
Specifically, the invention provides a kind of regeneration method of microcrystal glass material, its processing step is as follows：
(1) the waste material bulk producing in producing devitrified glass removes surface contaminants, puts in double-roll crusher after coarse crushing
Row fine crushing, broken after material pass through belt conveyor and be transported to screening on vibratory sieve, filter out particle diameter no more than 3mm
Pellet, particle diameter is more than the particulate material of 3mm, returns to double-roll crusher by belt conveyor and continues to crush, until grain diameter
It is not more than 3mm；
(2) the particulate material of≤3mm is transported on vibratory sieve by belt conveyor, after the screening of vibratory sieve, obtains 0.1-
1st, the particulate material of tri- kinds of different-grain diameters of 1-2mm, 2-3mm, residue on sieve is processed into the fine powder that particle diameter is less than 0.074mm（Can also
It is that residue on sieve is processed into the fine powder that particle diameter is less than 0.088mm）；
(3) prepare particle mixture and shaping blank：By the particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm press than
Example mixing, additional bonding agent in particle mixture, by edge runner mixed grind, then add toward in the good particle mixture of mixed grind
Particle diameter is less than the fine powder of 0.074mm（Can also be for adding particle diameter to be less than the fine powder of 0.088mm）, it is sufficiently mixed uniformly；Described mixed
The time ground is no less than 20 minutes, obtains shaping blank；
(4) it is molded：The shaping blank mixing is put in mould, by thickness and the stand material of the product of moulding process defined
Number of times obtains base substrate with more than 260 tons of spiral brick press is compressing；
(5) by base substrate, air is dried after 24-28 hour and puts in hot-air hardening stove at room temperature, is warming up to 190 DEG C -240 DEG C, protects
Warm 7h-10h, obtains regenerating crystallized glass article.
As preferred technical scheme, the chemical composition of the waste material that described devitrified glass produces in producing is：SiO240-
60%, CaO 10-20%, Al2O35-20%, MgO 3-7%, CaF23-10%, Fe2O3+ FeO 5-12%, REO 0.1-2%, R2O
2-5%, Cr2O30.1-0.5%.
As preferred technical scheme, the particulate material of described tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm, according to
25-30:30-40:The ratio of 30-50 carries out grain composition, and the fine powder that particle diameter is less than 0.074mm presses particulate material total amount and fine powder
50-70：The ratio of 30-50 adds.
As preferred technical scheme, described bonding agent is thermosetting phenolic resin or thermosetting epoxy resin, described
The addition of bonding agent is the 2-6% of particle mixture weight.
As preferred technical scheme, the heating rate≤2 DEG C/min of described hot-air hardening stove.
As preferred technical scheme, the mixed grind time is no less than 40 minutes.
The present invention achieves significant technique effect, specific as follows：
（1）The present invention supplies a kind of method manufacturing devitrified glass for raw material with devitrified glass waste product.Achieve to solid waste
Comprehensively utilized, environmental pollution can be efficiently reduced while production cost is greatly lowered.
（2）The present invention adopts the devitrified glass that special process produces keeping the good advantage of devitrified glass anticorrosive wear-resistant
While, because resinoid bond has certain flexibility, reduce material fragility, make regeneration devitrified glass application more
Extensively, can be used for the industries such as electric power, coal, chemical industry, metallurgy needs the operating mode of wear resistant corrosion resistant.
（3）Product of the present invention has excellent physical performance index：Apparent porosity 1-5%, bulk density 2.83-2.92g/
cm3, abrasion loss 0.048-0.060g/cm2, acid resistance H2SO4(20wt%) 97-98.5%, alkali resistance NaOH (20wt%) 98-
99%.
（4）The process is simple of the present invention, energy consumption is low, can be effectively reduced devitrified glass production cost, and different batches produce
The favorable reproducibility of product, suitable large-scale industrial production.
Brief description：
The devitrified glass XRD spectrum that Fig. 1 is prepared for the present invention.
Specific embodiment：
Embodiment 1：A kind of regeneration method of microcrystal glass material, the waste material producing in being produced with devitrified glass is mainly former
Material, size-reduced, screening, level join, add bonding agent, mixed grind, the operation such as compressing, dry, hot-air hardening to carry out regeneration process,
Obtain regenerating crystallized glass article, concrete technology step is as follows：
The chemical composition range of devitrified glass waste material is：SiO240-60%, CaO 10-20%, Al2O35-20%, MgO 3-7%,
CaF23-10%, Fe2O3+ FeO 5-12%, REO 0.1-2%, R2O 2-5%, Cr2O30.1-0.5%.
1）The waste material bulk producing during devitrified glass is produced removes surface contaminants, puts into jaw crusher after coarse crushing
Or crushed in double-roll crusher, broken after material pass through belt conveyor and be transported to sieve on vibratory sieve, filter out
Grain particle diameter is in 3mm particles below material.Particle diameter is more than or equal to the particulate material of more than 3mm, is returned to roller by belt conveyor
Machine continues broken, until grain diameter is less than or equal to 3mm.
2）The particulate material of fine crushing is transported on vibratory sieve by belt conveyor, after the screening of vibratory sieve, obtains
To the particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm, then residue on sieve is processed into particle diameter and is less than 0.074mm's
Fine powder.
3）The particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm is pressed 30 parts：40 parts:30 parts of weight percent
Ratio is weighed, and puts into edge runner mixing.
4）Add the 5% of its weight thermosetting phenolic resin bonding agent in the particle mixing, mixed by edge runner
Grind 30 minutes.
5）Add the fine powder less than 0.074mm for the particle diameter of its weight 40% toward in the good particle mixture of mixed grind, continue mixed grind
30 minutes, obtain shaping blank.
6）The shaping blank of mixing is put in mould, the spiral brick press with more than 260 tons is compressing, obtains crystallite
Glass preform.
7）By devitrified glass prefabrication, air is dried 28 hours at room temperature.
8）Dried devitrified glass prefabrication is put in hot-air hardening stove, is warming up to 200 DEG C with 1 DEG C/min, insulation
10h, obtains crystallized glass article.
The performance indications of products obtained therefrom are：Apparent porosity 1.3%, bulk density 2.86g/cm3, abrasion loss 0.051g/cm2、
Acid resistance H2SO4(20wt%) 98%, alkali resistance NaOH (20wt%) 98%.
As can be seen from Figure 1：The regeneration devitrified glass principal crystalline phase of present invention preparation is diopside phase.
Embodiment 2：A kind of regeneration of microcrystal glass material and its manufacture method, its processing step is as follows：
1）The waste material bulk producing during devitrified glass is produced removes surface contaminants, puts into jaw crusher or right after coarse crushing
Crushed in roll crusher, the material after crushing is transported to screening on vibratory sieve by belt conveyor, filters out particle
Footpath is in 3mm particles below material.Particle diameter is more than or equal to the particulate material of more than 3mm, twin rollers is returned to by belt conveyor and continues
Continuous broken, until grain diameter is less than or equal to 3mm.
2）The particulate material of fine crushing is transported on vibratory sieve by belt conveyor, after the screening of vibratory sieve, obtains
To the particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm, then residue on sieve is processed into particle diameter and is less than 0.074mm's
Fine powder.
3）0.1-1mm, 1-2mm, 2-3mm are pressed 25 parts：35 parts:40 parts of percentage by weight is weighed, and puts into rolling
Machine mixes.
4）Add the thermosetting epoxy resin resinoid bond of its weight 4% in the particle mixing, by edge runner
Mixed grind 20 minutes.
5）Particle diameter is added to be less than the fine powder of 0.074mm toward in the good particle mixture of mixed grind, its percentage by weight is：55：
45, continue mixed grind 40 minutes, obtain shaping blank.
6）The shaping blank of mixing is put in mould, the spiral brick press with more than 260 tons is compressing, obtains crystallite
Glass preform.
7）By devitrified glass prefabrication, air is dried 26 hours at room temperature,
8）Dried devitrified glass prefabrication is put in hot-air hardening stove, is warming up to 220 DEG C with 1 DEG C/min, be incubated 9h, obtain
To crystallized glass article.
The performance indications of products obtained therefrom are：Apparent porosity 1.5%, bulk density 2.9/cm3, abrasion loss 0.049g/cm3, resistance to
Acid H2SO4(20wt%) 98.5%, alkali resistance NaOH (20wt%) 98.5%.
Embodiment 3：A kind of regeneration of microcrystal glass material and its manufacture method, its processing step is as follows：
The chemical composition range of devitrified glass waste material is：SiO240-60%, CaO 10-20%, Al2O35-20%, MgO 3-7%,
CaF23-10%, Fe2O3+ FeO 5-12%, REO 0.1-2%, R2O 2-5%, Cr2O30.1-0.5%.
1）The waste material bulk producing during devitrified glass is produced removes surface contaminants, puts into jaw crusher after coarse crushing
Or crushed in double-roll crusher, broken after material pass through belt conveyor and be transported to sieve on vibratory sieve, filter out
Grain particle diameter is in 3mm particles below material.Particle diameter is more than or equal to the particulate material of more than 3mm, is returned to roller by belt conveyor
Machine continues broken, until grain diameter is less than or equal to 3mm.
2）The particulate material of fine crushing is transported on vibratory sieve by belt conveyor, after the screening of vibratory sieve, obtains
To the particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm, then residue on sieve is processed into particle diameter and is less than 0.074mm's
Fine powder.
3）The particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm is pressed 20 parts：40 parts:50 parts of weight percent
Ratio is weighed, and puts into edge runner mixing.
4）Add the 3.5% of its weight thermosetting phenolic resin bonding agent in the particle mixing, by edge runner
Mixed grind 30 minutes.
5）Particle diameter is added to be less than the fine powder of 0.074mm toward in the good particle mixture of mixed grind, its percentage by weight is：50：
50, continue mixed grind 50 minutes, obtain shaping blank.
6）The shaping blank of mixing is put in mould, the spiral brick press with more than 260 tons is compressing, obtains crystallite
Glass preform.
7）By devitrified glass prefabrication, air is dried 24 hours at room temperature,
8）Dried devitrified glass prefabrication is put in hot-air hardening stove, is warming up to 200 DEG C with 0.5 DEG C/min, insulation
10h, obtains crystallized glass article.
The performance indications of products obtained therefrom are：Apparent porosity 1.0%, bulk density 2.86g/cm3, abrasion loss 0.053g/cm2、
Acid resistance H2SO4(20wt%) 98.6%, alkali resistance NaOH (20wt%) 98.2%.
Claims (6)
1. a kind of regeneration method of microcrystal glass material, its processing step is as follows：
(1) the waste material bulk producing in producing devitrified glass removes surface contaminants, puts in double-roll crusher after coarse crushing
Row fine crushing, broken after material pass through belt conveyor and be transported to screening on vibratory sieve, filter out particle diameter no more than 3mm
Pellet, particle diameter is more than the particulate material of 3mm, returns to double-roll crusher by belt conveyor and continues to crush, until grain diameter
It is not more than 3mm；
(2) the no more than particulate material of 3mm is transported on vibratory sieve by belt conveyor, after the screening of vibratory sieve, obtains
The particulate material of tri- kinds of different-grain diameters of 0.1-1,1-2mm, 2-3mm, residue on sieve is processed into the fine powder that particle diameter is less than 0.074mm；
(3) prepare particle mixture and shaping blank：By the particulate material of tri- kinds of different-grain diameters of 0.1-1mm, 1-2mm, 2-3mm press than
Example mixing, additional bonding agent in particle mixture, by edge runner mixed grind, then add toward in the good particle mixture of mixed grind
Particle diameter is less than the fine powder of 0.074mm, is sufficiently mixed uniformly；The time of described mixed grind is no less than 20 minutes, obtains shaping blank；
(4) it is molded：The shaping blank mixing is put in mould, by thickness and the stand material of the product of moulding process defined
Number of times obtains base substrate with more than 260 tons of spiral brick press is compressing；
(5) by base substrate, air is dried after 24-28 hour and puts in hot-air hardening stove at room temperature, is warming up to 190 DEG C -240 DEG C, protects
Warm 7h-10h, obtains regenerating crystallized glass article.
2. a kind of regeneration method of microcrystal glass material according to claim 1 is it is characterised in that described crystallite glass
In glass production, the chemical composition of the waste material of generation is：SiO240-60%, CaO 10-20%, Al2O35-20%, MgO 3-7%,
CaF23-10%, Fe2O3+ FeO 5-12%, REO 0.1-2%, R2O 2-5%, Cr2O30.1-0.5%.
3. a kind of regeneration method of microcrystal glass material according to claim 1 is it is characterised in that described 0.1-
The particulate material of tri- kinds of different-grain diameters of 1mm, 1-2mm, 2-3mm, according to 25-30:30-40:The ratio of 30-50 carries out grain composition,
The fine powder that particle diameter is less than 0.074mm presses particulate material total amount and fine powder 50-70：The ratio of 30-50 adds.
4. a kind of regeneration method of microcrystal glass material according to claim 1 is it is characterised in that described bonding agent
For thermosetting phenolic resin or thermosetting epoxy resin, the addition of described bonding agent is the 2-6% of particle mixture weight.
5. a kind of microcrystal glass material according to any one of claim 1-4 regeneration method it is characterised in that
Heating rate≤2 DEG C/the min of described hot-air hardening stove.
6. a kind of microcrystal glass material according to any one of claim 1-4 regeneration method it is characterised in that
The mixed grind time is no less than 40 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610833112.4A CN106430982A (en) | 2016-09-19 | 2016-09-19 | Recycling method of glass ceramic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610833112.4A CN106430982A (en) | 2016-09-19 | 2016-09-19 | Recycling method of glass ceramic material |
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Family
ID=58166229
Family Applications (1)
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| CN201610833112.4A Pending CN106430982A (en) | 2016-09-19 | 2016-09-19 | Recycling method of glass ceramic material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108191207A (en) * | 2018-03-19 | 2018-06-22 | 吉林工程技术师范学院 | A kind of glass ceramics preparation facilities and its control method |
| CN109133649A (en) * | 2018-09-18 | 2019-01-04 | 西南科技大学 | It is a kind of to propose the system that titanium slag prepares devitrified glass using containing chlorine |
| CN109279782A (en) * | 2018-11-07 | 2019-01-29 | 西南科技大学 | It is a kind of to propose the system that titanium warm sludge prepares devitrified glass using containing chlorine |
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| CN104193373A (en) * | 2014-08-31 | 2014-12-10 | 西安电子科技大学 | Recycling method of waste aluminum oxide-silicon carbide-carbon refractory material |
| CN104250067A (en) * | 2013-06-28 | 2014-12-31 | 中国地质大学（北京） | Method for preparation of machinable mica glass ceramic insulating material from waste glass and phlogopite |
| CN104496271A (en) * | 2014-12-15 | 2015-04-08 | 田忠和 | Artificial quartzite plate and manufacturing method thereof |
| CN104817273A (en) * | 2015-03-27 | 2015-08-05 | 内蒙古科技大学 | Microcrystalline glass with nanocrystal clusters distributed in glass phase, and preparation method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104250067A (en) * | 2013-06-28 | 2014-12-31 | 中国地质大学（北京） | Method for preparation of machinable mica glass ceramic insulating material from waste glass and phlogopite |
| CN104193373A (en) * | 2014-08-31 | 2014-12-10 | 西安电子科技大学 | Recycling method of waste aluminum oxide-silicon carbide-carbon refractory material |
| CN104496271A (en) * | 2014-12-15 | 2015-04-08 | 田忠和 | Artificial quartzite plate and manufacturing method thereof |
| CN104817273A (en) * | 2015-03-27 | 2015-08-05 | 内蒙古科技大学 | Microcrystalline glass with nanocrystal clusters distributed in glass phase, and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108191207A (en) * | 2018-03-19 | 2018-06-22 | 吉林工程技术师范学院 | A kind of glass ceramics preparation facilities and its control method |
| CN109133649A (en) * | 2018-09-18 | 2019-01-04 | 西南科技大学 | It is a kind of to propose the system that titanium slag prepares devitrified glass using containing chlorine |
| CN109133649B (en) * | 2018-09-18 | 2022-03-01 | 西南科技大学 | System for preparing microcrystalline glass by using chlorine-containing titanium extraction slag |
| CN109279782A (en) * | 2018-11-07 | 2019-01-29 | 西南科技大学 | It is a kind of to propose the system that titanium warm sludge prepares devitrified glass using containing chlorine |
| CN109279782B (en) * | 2018-11-07 | 2022-03-01 | 西南科技大学 | System for preparing microcrystalline glass by using chlorine-containing titanium extraction hot slag |
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Application publication date: 20170222 |