CN101857394A - Production method of superfine glass wool product - Google Patents
Production method of superfine glass wool product Download PDFInfo
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- CN101857394A CN101857394A CN 201010168427 CN201010168427A CN101857394A CN 101857394 A CN101857394 A CN 101857394A CN 201010168427 CN201010168427 CN 201010168427 CN 201010168427 A CN201010168427 A CN 201010168427A CN 101857394 A CN101857394 A CN 101857394A
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- glass
- glass wool
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- temperature
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- 239000011491 glass wool Substances 0.000 title claims abstract description 110
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 239000011521 glass Substances 0.000 claims abstract description 147
- 239000011230 binding agent Substances 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 229910021538 borax Inorganic materials 0.000 claims abstract description 13
- 239000010433 feldspar Substances 0.000 claims abstract description 13
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 13
- 239000004328 sodium tetraborate Substances 0.000 claims abstract description 13
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 13
- 239000011347 resin Substances 0.000 claims abstract description 8
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 150000001875 compounds Chemical class 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 73
- 239000007788 liquid Substances 0.000 claims description 30
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 26
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 18
- 239000004202 carbamide Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 238000005352 clarification Methods 0.000 claims description 14
- 239000006063 cullet Substances 0.000 claims description 13
- 206010016654 Fibrosis Diseases 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 12
- 230000004761 fibrosis Effects 0.000 claims description 12
- 238000013467 fragmentation Methods 0.000 claims description 12
- 238000006062 fragmentation reaction Methods 0.000 claims description 12
- 239000003365 glass fiber Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000005011 phenolic resin Substances 0.000 claims description 12
- 235000017550 sodium carbonate Nutrition 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 238000001704 evaporation Methods 0.000 claims description 11
- 230000008020 evaporation Effects 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 8
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 6
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 6
- 238000003556 assay Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 239000000839 emulsion Substances 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 6
- 239000002480 mineral oil Substances 0.000 claims description 6
- 235000010446 mineral oil Nutrition 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- -1 rhombspar Substances 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 238000007711 solidification Methods 0.000 claims description 6
- 230000008023 solidification Effects 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 6
- 238000009827 uniform distribution Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 5
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 239000006060 molten glass Substances 0.000 abstract 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 229910000514 dolomite Inorganic materials 0.000 abstract 1
- 239000010459 dolomite Substances 0.000 abstract 1
- 238000004513 sizing Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Glass Compositions (AREA)
Abstract
The invention discloses a production method of a superfine glass wool product. The production method comprises the following steps of: recovering shattered glass, cleaning and crushing; preparing raw materials including feldspar, dolomite, sodium carbonate and borax, and testing and analyzing the components of the raw materials; calculating the use levels of the raw materials according to the required proportion of the compound in a batch mixture, and weighting and mixing the raw materials and the shattered glass to prepare the batch mixture; founding the batch mixture to obtain uniform, purified and transparent molten glass; preparing a binder; fiberizing the molten glass to obtain glass wool, and spraying the binder into the glass wool; solidifying and sizing and the glass wool; and carrying out aftertreatment on the glass wool product. In the invention, the water soluble resin binder is used so that the produced glass wool product has good elasticity and is uniform. Since the recovered waste glass is adopted as the main raw material, the recycle of resource is realized, the environment is protected, and the cost is saved. In addition, the production method of the superfine glass wool product has simple operation.
Description
Technical field
The present invention relates to a kind of production method of glass wool goods, is a kind of production method of superfine glass wool product specifically.
Background technology
Super glass wool is as a kind of fibrous novel admittance material, and it has lightweight, insulation, fire prevention, sound-absorbing, high-performance such as mothproof, anticorrosion, is widely used in chemical industry, metallurgy, light industry, electric power, oil and building trade.But at present, the production method that the super glass wool on the market adopts is very complicated, and because the glass wool diameter of producing is inhomogeneous, the glass wool poor flexibility after the curing, the glass wool layer thickness is inhomogeneous; Had a strong impact on the glass wool Products Quality, and the yield rate of glass wool goods.
Summary of the invention
Goal of the invention: the objective of the invention is provides the production method of the simple superfine glass wool product of a kind of production operation in order to overcome the deficiencies in the prior art, and the cotton layer of the glass wool of producing is even, good springiness.
Technical scheme: in order to solve the problems of the technologies described above, the production method of a kind of superfine glass wool product of the present invention, its concrete steps are as follows:
(a) reclaim glass cullet, to its clean, fragmentation;
(b) prepare starting material: feldspar, rhombspar, soda ash, borax, and assay composition of raw material;
(c) as requested: feldspar 10%～15%, soda ash 3%～4%, borax 9%～10%, glass 71%～80%; , then raw material and glass cullet are carried out weighing, mixing, make uniform admixtion;
Behind the admixtion thorough mixing, uniformity coefficient requires as follows:
Water-insoluble: permissible error is less than ± 0.1%;
Acid non-soluble substance: permissible error is less than ± 0.1%;
Alkalinity: permissible error is less than ± 0.6%;
Moisture: permissible error is less than ± 0.6%.
(d) admixtion is founded, obtained even, pure, transparent glass liquid;
(e) preparation binding agent;
(f) the glass metal fibrosis obtains glass wool, and sprays binding agent to glass wool;
(g) glass wool solidifies, finalizes the design;
(h) glass wool goods aftertreatment.
Among the present invention, the glass diameter in the described step (a) after the fragmentation is less than 30mm.
In the described step (c), compound requirement ratio is:
SiO
264.5%～66%; AL
2O
3With Fe
2O
3Sum is 2.6%～2.9%; B
2C
3Be 4.8%～5%; CaO and MgO sum are: 10.6%～11%; Na
2O and K
2The O sum is 15.8%～16%.。
Found in the described step (d) and mainly contain: silicate forms the stage, glass forms stage, glass metal clarification stage, glass metal homogenizing stage, glass metal cooling stages;
Silicate forms the stage: admixtion under 800 ℃～1000 ℃ high temperature, moisture evaporation, the component fusing, salt decomposes, and forms silicate and free silica opaque liq;
Glass forms the stage: under 1200 ℃～1400 ℃ temperature, molten silicate forms and contains the uneven transparent glass liquid of a large amount of bubbles;
Silicate formed between stage and glass formation stage does not have obvious limit, and the silicate formation stage, the glass formation stage began when not finishing as yet.
The glass metal clarification stage: under 1380 ℃～1420 ℃ temperature, glass metal viscosity reduces, and bubble overflows in the glass metal, obtains uneven no bubble glass liquid;
The glass metal homogenizing stage: each regional temperature of control molten bath, make each zone produce temperature head, rely on the natural convection of temperature difference glass metal, obtain uniform glass liquid; Wherein each space temperature variation gradient of molten bath is: 2 ℃;
The homogenization process of glass metal just begins when glass forms, yet main also carries out in the later stage in clarification stage, and it and clarifying process mix, and do not have obvious limit, can think to clarify and carry out simultaneously, but the homogenizing end is after clarification with homogenizing.
Glass metal cooling stages: in the forehearth of glass wool kiln, glass metal is cooled to 1070 ℃～1080 ℃ or 1120 ℃～1130 ℃; When being cooled to 1070 ℃～1080 ℃, temperature makes yellow super glass wool; When temperature is 1120 ℃～1130 ℃, make the white superfine glass wool.
Among the present invention, in the described step (e), binding agent is prepared as follows: get 900 parts of water soluble phenol resins and be placed in the retort, get in 450 parts of water of 450 parts of urea addings and dissolve; Form urea soln, mixing in the urea soln input water soluble phenol resin retort that forms, form reaction solution again;
Get 14 parts～15 parts in ammonium sulfate, 24 parts～26 parts of emulsified mineral oil, 0.5 part～1 part of silicone emulsion, 0.2 part～0.8 part in silane, 25 parts～30 parts of ammoniacal liquor, above-mentioned substance is put into 600 parts of water to be dissolved, stirs, constitute additive, then additive is input in the reaction solution, mix, stir, form binding agent.
The binding agent that adopts as above method to make, be sprayed on the glass wool after, after typing, the glass wool goods that obtain, good springiness, not stiff.
Among the present invention, in the described step (f), the glass metal fibrosis, step is: temperature of glass liquid is controlled at 1070 ℃～1080 ℃ or 1120 ℃～1130 ℃; Flow into the whizzer of high speed rotating, form glassy membrane; Form glass fibre through whizzer, then at 1800 ℃～2000 ℃, under the high-speed and high-temperature gas-flow effect of 600m/s～650m/s, glass fibre obtains soft and thin glass wool after heating, stretching; Spray binding agent then; Obtain being stained with the glass wool of binding agent; Glass wool is assembled on the carrier bar of cotton collecting machine, and uniform distribution.
In the described step (g), glass wool with binding agent is put into curing oven, travelling forward between the carrier bar up and down of curing oven, being subjected to temperature simultaneously is 220 ℃～240 ℃, speed is the hot blast heating of 5m/s～10m/s, the water evaporates in the binding agent, resin solidification, glass wool is finalized the design between the carrier bar up and down molding thickness, forms glass wool goods work in-process.
In the described step (h), aftertreatment is: as requested the work in-process of glass wool goods are cut edge and the processing of length and width.
Beneficial effect: the production method of a kind of superfine glass wool product of the present invention, compared with prior art, the present invention has the following advantages: because the use of water soluble resin binding agent among the present invention, the glass wool goods of producing, good springiness; Because adopting the cullet that reclaims among the present invention is main raw material, has realized the resource circulation utilization, has protected environment, also saved cost simultaneously; The production method of superfine glass wool product of the present invention, simple to operate, uncomplicated, it is even to produce thickness, the superfine glass wool product that suppleness is high.
Embodiment
The present invention is described in further detail below in conjunction with embodiment, should understand these embodiment and only be used to the present invention is described and be not used in and limit the scope of the invention.
Embodiment 1
A kind of production method of ultra-fine yellow glass wool goods, wherein yellow super glass wool diameter is: 2.5 μ m～4 μ m, the step of this production method is as follows:
(a) reclaim glass cullet, to its clean, fragmentation; Glass diameter after the fragmentation is less than 30mm
(b) prepare starting material: feldspar, rhombspar, soda ash, borax, and assay composition of raw material;
(c) as requested: feldspar 11.3%, soda ash 3.15%, borax 10%, glass 75.55% calculates various raw material consumptions, then raw material and glass cullet is carried out weighing, mixing, makes admixtion; Compound requirement ratio is SiO in the admixtion
2: 64.7%; AL
2O
3With Fe
2O
3Sum: 2.7%; B
2C
3Be 4.9%; CaO and MgO sum are: 10.8%; Na
2O and K
2The O sum is 15.9%, other impurity 1%.
(d) admixtion is founded, obtained even, pure, transparent glass liquid;
This step has five stages: silicate forms the stage, glass forms stage, glass metal clarification stage, glass metal homogenizing stage, glass metal cooling stages;
Silicate forms the stage: admixtion under 900 ℃～1000 ℃ high temperature, moisture evaporation, the component fusing, salt decomposes, and forms silicate and free silica opaque liq;
Glass forms the stage: under 1200 ℃～1350 ℃ temperature, molten silicate forms and contains the uneven transparent glass liquid of a large amount of bubbles;
The glass metal clarification stage: under 1380 ℃～1400 ℃ temperature, glass metal viscosity reduces, and bubble overflows in the glass metal, obtains uneven no bubble glass liquid;
The glass metal homogenizing stage: each regional temperature of control molten bath, make each zone produce temperature head, rely on the natural convection of temperature difference glass metal, obtain uniform glass liquid;
The molten bath is divided into five zones: each regional temperature is:
One: 1380 ℃ in zone;
Two: 1382 ℃ in zone;
Three: 1384 ℃ in zone;
Four: 1382 ℃ in zone;
Five: 1380 ℃ in zone.
Glass metal cooling stages: in the forehearth of glass wool kiln, glass metal is cooled to 1070 ℃～1080 ℃.
(e) preparation binding agent;
Binding agent is prepared as follows:
Get 900 parts of water soluble phenol resins and be placed in the retort, get in 450 parts of water of 450 parts of urea addings and dissolve; Form urea soln, mixing in the urea soln input water soluble phenol resin retort that forms, form reaction solution again;
Get 14 parts in ammonium sulfate, 25 parts of emulsified mineral oil, 0.8 part of silicone emulsion, 0.6 part in silane, 27 parts of ammoniacal liquor, above-mentioned substance is put into 600 parts of water dissolve, stir, constitute additive, then additive is input in the reaction solution, mix, stir, form binding agent.
(f) the glass metal fibrosis obtains glass wool, and sprays binding agent to glass wool;
The glass metal fibrosis, step is: temperature of glass liquid is controlled at 1070 ℃～1080 ℃; Flow into the whizzer of high speed rotating, form glassy membrane; Form glass fibre through whizzer, then at 1800 ℃, under the high-speed and high-temperature gas-flow effect of 600m/s, glass fibre obtains soft and thin glass wool after heating, stretching; Spray binding agent then; Obtain being stained with the glass wool of binding agent; Microglass fiber is assembled on the carrier bar of cotton collecting machine, and uniform distribution.
(g) glass wool solidifies, finalizes the design;
Glass wool with binding agent is put into curing oven, travelling forward between the carrier bar up and down of curing oven, is subjected to the hot blast heating simultaneously, moisture evaporation in the binding agent, resin solidification, glass wool is finalized the design between the carrier bar up and down molding thickness, forms glass wool goods work in-process.
Divide five zones in the curing oven, the hot blast temperature that blows out in each zone is as follows:
| The zone | ??1 | ??2 | ??3 | ??4 | ??5 |
| Design temperature (℃) | ??231 | ??238 | ??239 | ??233 | ??223 |
Wherein, wind speed is 5m/s.
(h) glass wool goods aftertreatment; Described aftertreatment is: as requested the work in-process of glass wool goods are cut edge and the processing of length and width.
Embodiment 2
A kind of production method of ultra-fine white glass cotton products, the diameter of wherein ultra-fine white glass cotton are 2.5 μ m～4 μ m, and the step of this production method is as follows:
(a) reclaim glass cullet, to its clean, fragmentation; Glass diameter after the fragmentation is less than 30mm
(b) prepare starting material: feldspar, rhombspar, soda ash, borax, and assay composition of raw material;
(c) as requested: feldspar 10%, soda ash 3.5%, borax 9%, glass 77.5% calculates various raw material consumptions, then raw material and glass cullet is carried out weighing, mixing, makes admixtion; Compound requirement ratio is SiO in the admixtion
2: 65.2%; AL
2O
3With Fe
2O
3Sum: 2.6%; B
2C
3Be 4.8%; CaO and MgO sum are: 10.6%; Na
2O and K
2The O sum is 15.8%, other impurity 1%.
(d) admixtion is founded, obtained even, pure, transparent glass liquid;
This step has five stages: silicate forms the stage, glass forms stage, glass metal clarification stage, glass metal homogenizing stage, glass metal cooling stages;
Silicate forms the stage: admixtion under 900 ℃～1000 ℃ high temperature, moisture evaporation, the component fusing, salt decomposes, and forms silicate and free silica opaque liq;
Glass forms the stage: under 1200 ℃～1350 ℃ temperature, molten silicate forms and contains the uneven transparent glass liquid of a large amount of bubbles;
The glass metal clarification stage: under 1380 ℃～1400 ℃ temperature, glass metal viscosity reduces, and bubble overflows in the glass metal, obtains uneven no bubble glass liquid;
The glass metal homogenizing stage: each regional temperature of control molten bath, make each zone produce temperature head, rely on the natural convection of temperature difference glass metal, obtain uniform glass liquid;
The molten bath is divided into five zones: each regional temperature is:
One: 1381 ℃ in zone;
Two: 1383 ℃ in zone;
Three: 1385 ℃ in zone;
Four: 1383 ℃ in zone;
Five: 1381 ℃ in zone.
Glass metal cooling stages: in the forehearth of glass wool kiln, glass metal is cooled to 1120 ℃～1130 ℃.
(e) preparation binding agent;
Binding agent is prepared as follows:
Get 900 parts of water soluble phenol resins and be placed in the retort, get in 450 parts of water of 450 parts of urea addings and dissolve; Form urea soln, mixing in the urea soln input water soluble phenol resin retort that forms, form reaction solution again;
Get 14.5 parts in ammonium sulfate, 24 parts of emulsified mineral oil, 0.5 part of silicone emulsion, 0.8 part in silane, 25 parts of ammoniacal liquor, above-mentioned substance is put into 600 parts of water dissolve, stir, constitute additive, then additive is input in the reaction solution, mix, stir, form binding agent.
(f) the glass metal fibrosis obtains glass wool, and sprays binding agent to glass wool;
The glass metal fibrosis, step is: temperature of glass liquid is controlled at 1120 ℃～1130 ℃; Flow into the whizzer of high speed rotating, form glassy membrane; Form glass fibre through whizzer, then at 2000 ℃, under the high-speed and high-temperature gas-flow effect of 650m/s, glass fibre obtains soft and thin glass wool after heating, stretching; Spray binding agent then; Obtain being stained with the glass wool of binding agent; Microglass fiber is assembled on the carrier bar of cotton collecting machine, and uniform distribution.
(g) glass wool solidifies, finalizes the design;
Glass wool with binding agent is put into curing oven, travelling forward between the carrier bar up and down of curing oven, is subjected to the hot blast heating simultaneously, moisture evaporation in the binding agent, resin solidification, glass wool is finalized the design between the carrier bar up and down molding thickness, forms glass wool goods work in-process.
Divide five zones in the curing oven, the hot blast temperature that blows out in each zone is as follows:
| The zone | ??1 | ??2 | ??3 | ??4 | ??5 |
| Design temperature (℃) | ??230 | ??236 | ??238 | ??233 | ??225 |
Wherein, wind speed is 10m/s.
(h) glass wool goods aftertreatment; Described aftertreatment is: as requested the work in-process of glass wool goods are cut edge and the processing of length and width.
Embodiment 3
A kind of production method of ultrawhite fine glass wool goods, its glass wool diameter are 2 μ m～2.5 μ m, and the step of this production method is as follows:
(a) reclaim glass cullet, to its clean, fragmentation; Glass diameter after the fragmentation is less than 30mm
(b) prepare starting material: feldspar, rhombspar, soda ash, borax, and assay composition of raw material;
(c) as requested: feldspar 14.5%, soda ash 4%, borax 9.5%, glass 72% calculates various raw material consumptions, then raw material and glass cullet is carried out weighing, mixing, makes admixtion; Compound requirement ratio is SiO in the admixtion
2: 64.1%; AL
2O
3With Fe
2O
3Sum: 2.9%; B
2C
3Be 5%; CaO and MgO sum are: 11%; Na
2O and K
2The O sum is 16%, other impurity 1%.
(d) admixtion is founded, obtained even, pure, transparent glass liquid;
This step has five stages: silicate forms the stage, glass forms stage, glass metal clarification stage, glass metal homogenizing stage, glass metal cooling stages;
Silicate forms the stage: admixtion under 900 ℃～1000 ℃ high temperature, moisture evaporation, the component fusing, salt decomposes, and forms silicate and free silica opaque liq;
Glass forms the stage: under 1200 ℃～1350 ℃ temperature, molten silicate forms and contains the uneven transparent glass liquid of a large amount of bubbles;
The glass metal clarification stage: under 1380 ℃～1400 ℃ temperature, glass metal viscosity reduces, and bubble overflows in the glass metal, obtains uneven no bubble glass liquid;
The glass metal homogenizing stage: each regional temperature of control molten bath, make each zone produce temperature head, rely on the natural convection of temperature difference glass metal, obtain uniform glass liquid;
The molten bath is divided into five zones: each regional temperature is:
One: 1383 ℃ in zone;
Two: 1385 ℃ in zone;
Three: 1383 ℃ in zone;
Four: 1381 ℃ in zone;
Five: 1383 ℃ in zone.
Glass metal cooling stages: in the forehearth of glass wool kiln, glass metal is cooled to 1120 ℃～1130 ℃.
(e) preparation binding agent;
Binding agent is prepared as follows:
Get 900 parts of water soluble phenol resins and be placed in the retort, get in 450 parts of water of 450 parts of urea addings and dissolve; Form urea soln, mixing in the urea soln input water soluble phenol resin retort that forms, form reaction solution again;
Get 15 parts in ammonium sulfate, 26 parts of emulsified mineral oil, 0.9 part of silicone emulsion, 0.2 part in silane, 30 parts of ammoniacal liquor, above-mentioned substance is put into 600 parts of water dissolve, stir, constitute additive, then additive is input in the reaction solution, mix, stir, form binding agent.
(f) the glass metal fibrosis obtains glass wool, and sprays binding agent to glass wool;
The glass metal fibrosis, step is: temperature of glass liquid is controlled at 1120 ℃～1130 ℃; Flow into the whizzer of high speed rotating, form glassy membrane; Form glass fibre through whizzer, then at 1950 ℃, under the high-speed and high-temperature gas-flow effect of 640m/s, glass fibre obtains soft and thin glass wool after heating, stretching; Spray binding agent then; Obtain being stained with the glass wool of binding agent; Microglass fiber is assembled on the carrier bar of cotton collecting machine, and uniform distribution.
(g) glass wool solidifies, finalizes the design;
Glass wool with binding agent is put into curing oven, travelling forward between the carrier bar up and down of curing oven, is subjected to the hot blast heating simultaneously, moisture evaporation in the binding agent, resin solidification, glass wool is finalized the design between the carrier bar up and down molding thickness, forms glass wool goods work in-process.
Divide five zones in the curing oven, the hot blast temperature that blows out in each zone is as follows:
| The zone | ??1 | ??2 | ??3 | ??4 | ??5 |
| Design temperature (℃) | ??223 | ??228 | ??235 | ??233 | ??225 |
Wherein, wind speed is 8m/s.
(h) glass wool goods aftertreatment; Described aftertreatment is: as requested the work in-process of glass wool goods are cut edge and the processing of length and width.
Embodiment 4
A kind of production method of yellow superfine glass wool product, its glass wool diameter are 3 μ m～5 μ m, and the step of this production method is as follows:
(a) reclaim glass cullet, to its clean, fragmentation; Glass diameter after the fragmentation is less than 30mm;
(b) prepare starting material: feldspar, rhombspar, soda ash, borax, and assay composition of raw material;
(c) as requested: feldspar 13.5%, soda ash 3.8%, borax 10%, glass 72.7% calculates various raw material consumptions, then raw material and glass cullet is carried out weighing, mixing, makes admixtion; Compound requirement ratio is SiO in the admixtion
2: 65.6%; AL
2O
3With Fe
2O
3Sum: 2.75%; B
2C
3Be 4.95%; CaO and MgO sum are: 10.5%; Na
2O and K
2The O sum is 15.9%, other impurity 1%.
(d) admixtion is founded, obtained even, pure, transparent glass liquid;
This step has five stages: silicate forms the stage, glass forms stage, glass metal clarification stage, glass metal homogenizing stage, glass metal cooling stages;
Silicate forms the stage: admixtion under 900 ℃～1000 ℃ high temperature, moisture evaporation, the component fusing forms silicate and free silica opaque liq;
Glass forms the stage: under 1200 ℃～1350 ℃ temperature, molten silicate forms and contains the uneven transparent glass liquid of a large amount of bubbles;
The glass metal clarification stage: under 1380 ℃～1400 ℃ temperature, glass metal viscosity reduces, and bubble overflows in the glass metal, obtains uneven no bubble glass liquid;
The glass metal homogenizing stage: each regional temperature of control molten bath, make each zone produce temperature head, rely on the natural convection of temperature difference glass metal, obtain uniform glass liquid;
The molten bath is divided into five zones: each regional temperature is:
One: 1380 ℃ in zone;
Two: 1382 ℃ in zone;
Three: 1384 ℃ in zone;
Four: 1382 ℃ in zone;
Five: 1380 ℃ in zone.
Glass metal cooling stages: in the forehearth of glass wool kiln, glass metal is cooled to 1070 ℃～1080 ℃.
(e) preparation binding agent;
Binding agent is prepared as follows:
Get 900 parts of water soluble phenol resins and be placed in the retort, get in 450 parts of water of 450 parts of urea addings and dissolve; Form urea soln, mixing in the urea soln input water soluble phenol resin retort that forms, form reaction solution again;
Get 14.1 parts in ammonium sulfate, 25.5 parts of emulsified mineral oil, 1 part of silicone emulsion, 0.3 part in silane, 25 parts of ammoniacal liquor, above-mentioned substance is put into 600 parts of water dissolve, stir, constitute additive, then additive is input in the reaction solution, mix, stir, form binding agent.
(f) the glass metal fibrosis obtains glass wool, and sprays binding agent to glass wool;
The glass metal fibrosis, step is: temperature of glass liquid is controlled at 1070 ℃～1080 ℃; Flow into the whizzer of high speed rotating, form glassy membrane; Form glass fibre through whizzer, then at 1900 ℃, under the high-speed and high-temperature gas-flow effect of 600m/s, glass fibre obtains soft and thin glass wool after heating, stretching; Spray binding agent then; Obtain being stained with the glass wool of binding agent; Microglass fiber is assembled on the carrier bar of cotton collecting machine, and uniform distribution.
(g) glass wool solidifies, finalizes the design;
Glass wool with binding agent is put into curing oven, travelling forward between the carrier bar up and down of curing oven, is subjected to the hot blast heating simultaneously, moisture evaporation in the binding agent, resin solidification, glass wool is finalized the design between the carrier bar up and down molding thickness, forms glass wool goods work in-process.
Divide five zones in the curing oven, the hot blast temperature that blows out in each zone is as follows:
| The zone | ??1 | ??2 | ??3 | ??4 | ??5 |
| Design temperature (℃) | ??228 | ??235 | ??239 | ??228 | ??226 |
Wherein, wind speed is 6m/s.
(h) glass wool goods aftertreatment; Described aftertreatment is: as requested the work in-process of glass wool goods are cut edge and the processing of length and width.
Claims (8)
1. the production method of a superfine glass wool product, it is characterized in that: the step of this production method is as follows:
(a) reclaim glass cullet, to its clean, fragmentation;
(b) prepare starting material: feldspar, rhombspar, soda ash, borax, and assay composition of raw material;
(c) as requested: feldspar 10%～15%, soda ash 3%～4%, borax 9%～10%, glass 71%～80%; Calculate various raw material consumptions, then raw material and glass cullet are carried out weighing, mixing, make admixtion;
(d) admixtion is founded, obtained even, pure, transparent glass liquid;
(e) preparation binding agent;
(f) the glass metal fibrosis obtains glass wool, and sprays binding agent to glass wool;
(g) glass wool solidifies, finalizes the design;
(h) glass wool goods aftertreatment.
2. the production method of a kind of superfine glass wool product according to claim 1 is characterized in that: the glass diameter in the described step (a) after the fragmentation is less than 30mm.
3. the production method of a kind of superfine glass wool product according to claim 1, it is characterized in that: in the described step (c), compound requirement ratio is:
SiO
264.5%～66%; AL
2O
3With Fe
2O
3Sum is 2.6%～2.9%; B
2C
3Be 4.8%～5%; CaO and MgO sum are: 10.6%～11%; Na
2O and K
2The O sum is 15.8%～16%.
4. the production method of a kind of superfine glass wool product according to claim 1 is characterized in that: found in the described step (d) and mainly contain: silicate forms the stage, glass forms stage, glass metal clarification stage, glass metal homogenizing stage, glass metal cooling stages;
Silicate forms the stage: admixtion under 800 ℃～1000 ℃ high temperature, moisture evaporation, the component fusing forms silicate and free silica blended opaque liq;
Glass forms the stage: under 1200 ℃～1400 ℃ temperature, molten silicate forms and contains the uneven transparent glass liquid of a large amount of bubbles;
The glass metal clarification stage: under 1380 ℃～1420 ℃ temperature, glass metal viscosity reduces, and bubble overflows in the glass metal, obtains uneven no bubble glass liquid;
The glass metal homogenizing stage: each regional temperature of control molten bath, make each zone produce temperature head, rely on the natural convection of temperature difference glass metal, obtain uniform glass liquid; Wherein each space temperature variation gradient of molten bath is: 2 ℃;
Glass metal cooling stages: in the forehearth of glass wool kiln, glass metal is cooled to 1070 ℃～1080 ℃ or 1120 ℃～1130 ℃.
5. the production method of a kind of superfine glass wool product according to claim 1, it is characterized in that: in the described step (e), binding agent is prepared as follows: get 900 parts of water soluble phenol resins and be placed in the retort, get in 450 parts of water of 450 parts of urea addings and dissolve; Form urea soln, mixing in the urea soln input water soluble phenol resin retort that forms, form reaction solution again;
Get 14 parts～15 parts in ammonium sulfate, 24 parts～26 parts of emulsified mineral oil, 0.5 part～1 part of silicone emulsion, 0.2 part～0.8 part in silane, 25 parts～30 parts of ammoniacal liquor, above-mentioned substance is put into 600 parts of water to be dissolved, stirs, constitute additive, then additive is input in the reaction solution, mix, stir, form binding agent.
6. the production method of a kind of superfine glass wool product according to claim 1 is characterized in that: in the described step (f), and the glass metal fibrosis, step is: temperature of glass liquid is controlled at 1070 ℃～1080 ℃ or 1120 ℃～1130 ℃; Flow into the whizzer of high speed rotating, form glassy membrane; Form glass fibre through whizzer, then at 1800 ℃～2000 ℃, under the high-speed and high-temperature gas-flow effect of 600m/s～650m/s, glass fibre obtains soft and thin glass wool after heating, stretching; Spray binding agent then; Obtain being stained with the glass wool of binding agent; Microglass fiber is assembled on the carrier bar of cotton collecting machine, and uniform distribution.
7. the production method of a kind of superfine glass wool product according to claim 1, it is characterized in that: in the described step (g), glass wool with binding agent is put into curing oven, travelling forward between the carrier bar up and down of curing oven, being subjected to temperature simultaneously is 220 ℃～240 ℃, and speed is the hot blast heating of 5m/s～10m/s, moisture evaporation in the binding agent, resin solidification, glass wool is finalized the design between the carrier bar up and down molding thickness, forms glass wool goods work in-process.
8. the production method of a kind of superfine glass wool product according to claim 1, it is characterized in that: in the described step (h), aftertreatment is: as requested the work in-process of glass wool goods are cut edge and the processing of length and width.
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| CN101811824A (en) * | 2010-05-11 | 2010-08-25 | 太仓宏大方圆电气有限公司 | Method for producting superfine glass wool |
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