CN104071981B - Pink microcrystalline glass board material and its production method - Google Patents
Pink microcrystalline glass board material and its production method Download PDFInfo
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- CN104071981B CN104071981B CN201410306305.5A CN201410306305A CN104071981B CN 104071981 B CN104071981 B CN 104071981B CN 201410306305 A CN201410306305 A CN 201410306305A CN 104071981 B CN104071981 B CN 104071981B
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Abstract
The invention discloses a kind of pink microcrystalline glass board material and its production method, described pink microcrystalline glass board material includes the component of following weight portion：Na2O2~4 part；MgO8~11 part；Al2O39~11 parts；SiO255~70 parts；P2O51~3 part；K2O3~4 part；CaO6~10 part；Co2O30.5~1.5 part.Described production method is to roll production using all-electric melting after mixing 24~31 parts of dolomite, 65~78 parts of granite, 2~6 parts of calcium dihydrogen phosphate, 2~4 parts of 0.5~1 part of cobalt sesquioxide and magnesia unslacked.The present invention has obtained the formula of pink microcrystalline glass board material by the proportioning of the crystallizing glass sheet material that studies for a long period of time, and has obtained producing the production method of the pink microcrystalline glass board material；Breach the single situation of existing crystallizing glass sheet material color.
Description
Technical field
The present invention relates to a kind of construction material and its production method, and in particular to a kind of pink microcrystalline glass board material and its
Production method.
Background technology
The key property of the existing glass of devitrified glass, and with the polycrystalline feature of ceramics, concentrated the spy of glass and ceramics
Point, as the unique new material of a class.With its high mechanical strength, hardness is big, anti-wear performance is good, corrosion resistance is strong, with good
Good chemical stability and heat endurance, adapts to rugged environment, has obtained quick development in the world in recent years.Especially
It is in January, 2012 Ministry of Industry and Information of country announcement《12 new material industry development plans》, list calendering devitrified glass in emphasis
The new inorganic non-metallic materials catalogue of development, has important guiding to rolling application of the devitrified glass in fundamental new material field from now on
Meaning.
Traditional devitrified glass production uses sintering process technique, the energy consumption that sintering process technique faces in devitrified glass production
Problem high is always to restrict fast-developing and large-scale production the critical bottleneck of devitrified glass.Sintering process technique productions devitrified glass
And also expensive non-ferrous metal zinc oxide raw material are used, the production cost of many devitrified glass enterprises is occupied always
It is high not under, while sintering process production technology efficiency is low, product has that stomata, flatness be poor, sintering process technique devitrified glass is looked forward to
Industry management state is always had difficulty in taking a step.The pioneering all-electric melting rolling process production devitrified glass new technology in the company whole nation has obtained country
Patent of invention (patent name：The method that microcrystalline glass decorative plate is produced using granite waste, the patent No.：ZL2009
10216248.0) domestic blank, has been filled up.Using all-electric melting calendering production devitrified glass, the energy consumption of unit product of devitrified glass
To be greatly lowered with ten thousand yuan of industrial added value energy consumptions, the substantial amounts of valuable material of non-ferrous metal zinc oxide can also be saved for country
Material.The invention of this technology, the development trend for having complied with China's new material industry and the requirement for constantly expanding application field.
Go out ecru, coffee color system devitrified glass using all-electric melting rolling process technique productions currently with discarded granite
Sheet material, but ecru, coffee-like crystallizing glass sheet material are difficult to meet market to multi items, the need of multi-color devitrified glass
Ask, it is therefore desirable to constantly study the formula and production technology of the devitrified glass of different patterns.
The content of the invention
It is an object of the invention to provide a kind of pink microcrystalline glass board material and its production method, to meet multi-color crystallite
The demand of glass.
In order to reach above-mentioned technique effect, the present invention takes following technical scheme：
A kind of production method of pink microcrystalline glass board material, comprises the following steps：
A, feeding
Raw material is weighed according to following weight parts：24~31 parts of dolomite, 65~78 parts of granite, calcium dihydrogen phosphate 2~6
2~4 parts of part, 0.5~1 part of cobalt sesquioxide and magnesia unslacked；
B, raw material mixing and fusing
Above-mentioned raw materials are mixed, the water for being subsequently adding in terms of raw material gross weight 2% mixes 3~5min, obtains compound, will
In the melting tank of compound feeding All Electric Melting Furnace, glass metal is fused at 1350~1500 DEG C of fusion temperature；
C, clarification and homogenization
The glass metal that step B is obtained is clarified in the described melting tank under conditions of 1400~1450 DEG C of temperature,
The glass metal after clarification and homogenization is obtained after 7~8h of homogenizing；
D, calendaring molding
The glass metal allowed after the clarification and homogenization that step C obtains enters pan feeding through the dog-hole of the All Electric Melting Furnace, increased channel
Road, its temperature is down to 1250~1300 DEG C, is shaped as rolling glass at 1150~1250 DEG C of forming temperature subsequently into calender
Glass plate；
E, annealing
The communicated roller tables of glass plate that step D is obtained is sent to annealing kiln, is then incubated at 680 DEG C~750 DEG C of temperature
10~20 minutes, then it is cooled to 580~620 DEG C of temperature by 3~5 DEG C/minute of rate of temperature fall, then by 7~12 DEG C/minute of cooling
Speed is cooled to 280~320 DEG C, eventually passes and is cooled within 40~60 minutes 35~45 DEG C of temperature, and kiln discharge obtains sheet of annealed glass；
F, coring and crystallization
The sheet of annealed glass feeding crystallization kiln that step E is obtained, was then increased to 600 DEG C in 30~90 minutes by temperature
~720 DEG C, and insulation carries out coring in 30~90 minutes at this temperature, is then increased to temperature in 30~90 minutes
820 DEG C~920 DEG C, insulation carries out crystallization for 30~120 minutes at this temperature, then is cooled the temperature in 60~120 minutes
35~45 DEG C, kiln discharge obtains crystallized glass board；
G, polishing
The crystallized glass board that step F is obtained is polished, is polished, obtained described pink microcrystalline glass plate.
According to one embodiment of present invention, dolomite, granite, calcium dihydrogen phosphate, cobalt sesquioxide and magnesia unslacked
Granularity is 40~200 mesh.
According to one embodiment of present invention, in stepb, described All Electric Melting Furnace is 30~200 tons of day output
Cold top formula All Electric Melting Furnace.All Electric Melting Furnace is divided into main melting tank, dog-hole, increased channel and several parts of material road.
According to one embodiment of present invention, in step D, described calender is glass pressing machine.
According to one embodiment of present invention, in step D, the thickness of the rolled glass plate is 4~30mm.
According to one embodiment of present invention, in step F, described crystallization kiln is automatic temperature-controlled roller kilns.
The pink microcrystalline glass board material produced using the production method.
According to one embodiment of present invention, described pink microcrystalline glass board material, it has following characteristics：Pressure resistance
Degree 160-400MPa, bending strength 40-300MPa, density 2.5-2.7g/cm3, Mohs' hardness 5-7 grades, water absorption rate<0.01%,
Finish 95-98, acidproof soda acid, radiological measuring meets national A classes examination criteria.
According to one embodiment of present invention, described pink microcrystalline glass board material, it is characterised in that the devitrified glass
Sheet material contains following compositions：By weight
The present invention compared with prior art, with following beneficial effect：
(1) present invention has obtained matching somebody with somebody for pink microcrystalline glass board material by the proportioning of the crystallizing glass sheet material that studies for a long period of time
Side, and obtained producing the production method of the pink microcrystalline glass board material, breach existing crystallizing glass sheet material color single
Situation.
(2) with granite as primary raw material, dolomite provides MgO and CaO, biphosphate to production red microcrystalline glass sheet material
Calcium provides P2O5And CaO, magnesia unslacked provides MgO, and raw material are easy to get, low cost.
(4) product the compression strength 160-400MPa, bending strength 40-300MPa, density 2.5-2.7g/ of present invention production
Cm3, Mohs' hardness 5-7 grades, water absorption rate<0.01%, finish 95-98, acidproof soda acid, radiological measuring meet national A classes inspection
Mark is accurate.
Specific embodiment
With reference to embodiments of the invention, the invention will be further elaborated.
Embodiment 1：
According to one embodiment of present invention, the production method of pink microcrystalline glass, comprises the following steps：
1st, raw material are chosen according to following weight parts, feeding batch mixer mixes, and incorporation time is 4min, and add water 10Kg.
| Material name | Dolomite | Granite | Calcium dihydrogen phosphate | Magnesia unslacked | Cobalt sesquioxide |
| Weight (Kg) | 119.1 | 350.0 | 12.5 | 31.1 | 5 |
Table 1：The chemical analysis (percentage by weight) of raw material
| Chemical analysis | Dolomite | Granite | Cobalt sesquioxide | Calcium dihydrogen phosphate | Magnesia unslacked |
| 0.21 | 3.706 | 0 | 0 | 0 | |
| MgO | 21.26 | 0.2687 | 0 | 0 | 79.6 |
| 0.32 | 11.7 | 0 | 0 | 0.2 | |
| 0.75 | 77.306 | 0 | 0 | 1.4 | |
| 0 | 0.0193 | 0 | 51 | 0 | |
| 0.01 | 4.721 | 0 | 0 | 0 | |
| CaO | 30.03 | 0.398 | 0 | 17 | 2.1 |
| 0.11 | 0.967 | 0 | 0 | 0.6 | |
| 0 | 0 | 98 | 0 | 0 |
2nd, by the melting tank of above-mentioned compound feeding All Electric Melting Furnace, glass is fused at being 1400 DEG C in fusion temperature
Liquid, glass metal after fusing carries out clarification and homogenization in the melting tank at 1400 DEG C of temperature, obtains clear after clarification and homogenization 8h
Glass metal after cleer and peaceful homogenizing.
3rd, the glass metal after clarification and homogenization is entered into material road through the dog-hole of All Electric Melting Furnace, increased channel, its temperature is down to
1300 DEG C, temperature is reshaped to be shaped as rolled glass plate at 1150 DEG C subsequently into calender；The thickness of molding glass band, width
Spend and be adjusted according to the requirement for producing piece, according to one embodiment of present invention, the thickness of calendaring molding glass plate for 4~
30mm。
4th, the communicated roller tables of glass plate after shaping is made annealing treatment into annealing kiln, and it is 700 that glass brings kiln temperature degree into
DEG C, after 650 DEG C of insulations 15 minutes, 580 DEG C are cooled to by 3 DEG C/minute of speed, then 300 DEG C are cooled to by 9 DEG C/minute of speed,
Again 40 DEG C, kiln discharge, subsequently into cold end line of cut were cooled to by 60 minutes.Cold end line of cut presses sets requirement or customer requirement
Length cut glass tape, semi-finished product (annealed sheet) are generated after cutting, deliver to nucleus crystallization in crystallization kiln through transition roller table.
5th, annealed sheet feeding crystallization kiln is carried out into coring, crystallization turns into crystallization plate, specially：680 were warming up to through 60 minutes
DEG C and at a temperature of this be incubated coring in 60 minutes, be then warming up within 45 minutes 880 DEG C and at this temperature insulation 100 minutes crystalline substances
Change, 40 DEG C of kiln discharges were cooled to through 120 minutes.
6th, crystallization plate polished, polished, obtained pink microcrystalline glass plate.
The pink microcrystalline glass of above-mentioned preparation is carried out into composition detection, the result of composition detection is as shown in table 2.
Table 2：The constituent analysis of the pink microcrystalline glass of the production of embodiment 1
| MgO | CaO | ||||||||
| 3.83 | 10.20 | 9.63 | 59.01 | 1.30 | 3.70 | 8.00 | 0.04 | 1.00 | 0.75 |
Embodiment 2：
According to one embodiment of present invention, the production method of pink microcrystalline glass, comprises the following steps：
1st, raw material are chosen according to following weight parts, feeding batch mixer mixes, and incorporation time is 4min, and add water 10Kg.
| Material name | Dolomite | Granite | Calcium dihydrogen phosphate | Magnesia unslacked | Cobalt sesquioxide |
| Weight (Kg) | 152.6 | 343.5 | 14.4 | 14.6 | 2.5 |
2nd, by the melting tank of above-mentioned compound feeding All Electric Melting Furnace, glass is fused at being 1400 DEG C in fusion temperature
Liquid, glass metal after fusing carries out clarification and homogenization in the melting tank at 1400 DEG C of temperature, obtains clear after clarification and homogenization 8h
Glass metal after cleer and peaceful homogenizing.
3rd, the glass metal after clarification and homogenization is entered into material road through the dog-hole of melting tank, increased channel, its temperature is down to
1280 DEG C, temperature is reshaped to be shaped as rolled glass plate at 1150 DEG C subsequently into calender；The thickness of molding glass band, width
Spend and be adjusted according to the requirement for producing piece, according to one embodiment of present invention, the thickness of calendaring molding glass plate for 4~
30mm。
4th, the communicated roller tables of glass plate after shaping is made annealing treatment into annealing kiln, and it is 700 that glass brings kiln temperature degree into
DEG C, after 650 DEG C of insulations 15 minutes, 580 DEG C are cooled to by 3 DEG C/minute of speed, then 300 DEG C are cooled to by 9 DEG C/minute of speed,
Again 40 DEG C, kiln discharge, subsequently into cold end line of cut were cooled to by 60 minutes.Cold end line of cut presses sets requirement or customer requirement
Length cut glass tape, semi-finished product (annealed sheet) are generated after cutting, deliver to nucleus crystallization in crystallization kiln through transition roller table.
5th, annealed sheet feeding crystallization kiln is carried out into coring, crystallization turns into crystallization plate, specially：700 were warming up to through 60 minutes
DEG C and at a temperature of this be incubated coring in 60 minutes, be then warming up within 60 minutes 900 DEG C and at this temperature insulation 100 minutes crystalline substances
Change, 40 DEG C of kiln discharges were cooled to through 120 minutes.
6th, crystallization plate polished, polished, obtained pink microcrystalline glass plate.
The pink microcrystalline glass of above-mentioned preparation is carried out into composition detection, the result of composition detection is as shown in table 3.
Table 3：The constituent analysis of the pink microcrystalline glass of the production of embodiment 2
| MgO | CaO | ||||||||
| 3.79 | 9.00 | 9.49 | 58.00 | 1.50 | 3.64 | 10.00 | 0.04 | 0.50 | 0.72 |
Although reference be made herein to invention has been described for explanatory embodiment of the invention, and above-described embodiment is only this hair
Bright preferably implementation method, embodiments of the present invention are simultaneously not restricted to the described embodiments, it should be appreciated that people in the art
Member can be designed that a lot of other modification and implementation methods, and these modifications and implementation method will fall in principle disclosed in the present application
Within scope and spirit.
Claims (1)
1. a kind of production method of pink microcrystalline glass board material, it is characterised in that the production method is comprised the following steps：
1) raw material, are chosen according to following weight, feeding batch mixer mixes, and incorporation time is 4min, and add water 10Kg；Raw material by
The component composition of following weight：Dolomite, 119.1Kg；Granite, 350.0Kg；Calcium dihydrogen phosphate, 12.5Kg；Magnesia unslacked,
31.1Kg；Cobalt sesquioxide, 5Kg；
Described raw material include the chemical composition of following mass percents：
Dolomite：Na2O, 0.21%；MgO, 21.26%；Al2O3, 0.32%；SiO2, 0.75%；K2O, 0.01%；CaO,
30.03%；Fe2O3, 0.11%；
Granite：Na2O, 3.706%；MgO, 0.2687%；Al2O3, 11.7%；SiO2, 77.306%；P2O5, 0.0193%；
K2O, 4.721%；CaO, 0.398%；Fe2O3, 0.967%；
Cobalt sesquioxide：Co2O3, 98%；
Calcium dihydrogen phosphate：P2O5, 51%；CaO, 17%；
Magnesia unslacked：MgO, 79.6%；Al2O3, 0.2%；SiO2, 1.4%；CaO, 2.1%；Fe2O3, 0.6%；
2), by the melting tank of above-mentioned compound feeding All Electric Melting Furnace, glass metal is fused at being 1400 DEG C in fusion temperature,
Glass metal after fusing carries out clarification and homogenization in the melting tank at 1400 DEG C of temperature, obtained after clarification and homogenization 8h clarification and
Glass metal after homogenizing；
3) glass metal after clarification and homogenization, is entered into material road through the dog-hole of All Electric Melting Furnace, increased channel, its temperature is down to 1300
DEG C, temperature is reshaped to be shaped as rolled glass plate at 1150 DEG C subsequently into calender；The thickness of molding glass band, width root
It is adjusted according to the requirement for producing piece；
4) the communicated roller tables of glass plate after, shaping is made annealing treatment into annealing kiln, and glass brings kiln temperature degree into for 700 DEG C,
After 650 DEG C of insulations 15 minutes, 580 DEG C are cooled to by 3 DEG C/minute of speed, then 300 DEG C are cooled to by 9 DEG C/minute of speed, then
40 DEG C, kiln discharge, subsequently into cold end line of cut were cooled to by 60 minutes；Cold end line of cut is by sets requirement or customer requirement
Length cuts glass tape, and semi-finished product annealed sheet is generated after cutting, and nucleus crystallization in crystallization kiln is delivered to through transition roller table；
5) annealed sheet feeding crystallization kiln, is carried out into coring, crystallization turns into crystallization plate, specially：680 DEG C were warming up to through 60 minutes simultaneously
Coring in 60 minutes is incubated at a temperature of this, 880 DEG C is then warming up within 45 minutes and is incubated 100 minutes crystallization at this temperature,
40 DEG C of kiln discharges were cooled to through 120 minutes；
6), crystallization plate is polished, is polished, obtained pink microcrystalline glass plate；
Or；
1) raw material, are chosen according to following weight, feeding batch mixer mixes, and incorporation time is 4min, and add water 10Kg；Raw material by
The component composition of following weight：Dolomite, 152.6Kg；Granite, 343.5Kg；Calcium dihydrogen phosphate, 14.4Kg；Magnesia unslacked,
14.6Kg；Cobalt sesquioxide, 2.5Kg；
2), by the melting tank of above-mentioned compound feeding All Electric Melting Furnace, glass metal is fused at being 1400 DEG C in fusion temperature,
Glass metal after fusing carries out clarification and homogenization in the melting tank at 1400 DEG C of temperature, obtained after clarification and homogenization 8h clarification and
Glass metal after homogenizing；
3) glass metal after clarification and homogenization, is entered into material road through the dog-hole of melting tank, increased channel, its temperature is down to 1280
DEG C, temperature is reshaped to be shaped as rolled glass plate at 1150 DEG C subsequently into calender；The thickness of molding glass band, width root
It is adjusted according to the requirement for producing piece；
4) the communicated roller tables of glass plate after, shaping is made annealing treatment into annealing kiln, and glass brings kiln temperature degree into for 700 DEG C,
After 650 DEG C of insulations 15 minutes, 580 DEG C are cooled to by 3 DEG C/minute of speed, then 300 DEG C are cooled to by 9 DEG C/minute of speed, then
40 DEG C, kiln discharge, subsequently into cold end line of cut were cooled to by 60 minutes；Cold end line of cut is by sets requirement or customer requirement
Length cuts glass tape, and semi-finished product annealed sheet is generated after cutting, and nucleus crystallization in crystallization kiln is delivered to through transition roller table；
5) annealed sheet feeding crystallization kiln, is carried out into coring, crystallization turns into crystallization plate, specially：700 DEG C were warming up to through 60 minutes simultaneously
Coring in 60 minutes is incubated at a temperature of this, 900 DEG C is then warming up within 60 minutes and is incubated 100 minutes crystallization at this temperature,
40 DEG C of kiln discharges were cooled to through 120 minutes；
6), crystallization plate is polished, is polished, obtained pink microcrystalline glass plate.
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