CN108218411A - A kind of production method of Float Glass Annealing stove hollow roll - Google Patents
A kind of production method of Float Glass Annealing stove hollow roll Download PDFInfo
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- CN108218411A CN108218411A CN201611134140.3A CN201611134140A CN108218411A CN 108218411 A CN108218411 A CN 108218411A CN 201611134140 A CN201611134140 A CN 201611134140A CN 108218411 A CN108218411 A CN 108218411A
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- Prior art keywords
- float glass
- annealing stove
- glass annealing
- hollow roll
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- 239000005329 float glass Substances 0.000 title claims abstract description 36
- 238000007507 annealing of glass Methods 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000011863 silicon-based powder Substances 0.000 claims abstract description 24
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052580 B4C Inorganic materials 0.000 claims abstract description 8
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 8
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims abstract description 8
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims abstract description 8
- 229940113115 polyethylene glycol 200 Drugs 0.000 claims abstract description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 6
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 claims abstract description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 21
- 238000005245 sintering Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 6
- 238000000498 ball milling Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000003034 coal gas Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 abstract description 10
- 239000005350 fused silica glass Substances 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 3
- 238000010292 electrical insulation Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 15
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 238000006124 Pilkington process Methods 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- KFIGICHILYTCJF-UHFFFAOYSA-N n'-methylethane-1,2-diamine Chemical compound CNCCN KFIGICHILYTCJF-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
- C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
- C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
- C03B35/181—Materials, coatings, loose coverings or sleeves thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3821—Boron carbides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3873—Silicon nitrides, e.g. silicon carbonitride, silicon oxynitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
- C04B2235/6022—Injection moulding
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/94—Products characterised by their shape
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Products (AREA)
Abstract
The invention discloses a kind of production method of Float Glass Annealing stove hollow roll, the invention belongs to fused quartz ceramic production of articles field, composition of raw materials that the product uses is produced count by weight percentage：20 30 mesh vitreous silica silicon powders 25 27%, 60 70 mesh vitreous silica silicon powders 46 48%, 120 130 mesh vitreous silica silicon powders 21%, boron carbide 4%, silicon nitride 1%, nanometre glue 0.40%, ammonium persulfate 0.20%, tetramethylethylenediamine 0.20%, polyethylene glycol 200 0.20%；The production method has using series of advantages such as few, simple for process, the pollution-free waste discharge of equipment, good product qualities；Product Float Glass Annealing stove hollow roll has excellent hot property, chemical stability and electrical insulation capability below 1100 DEG C, transmits and uses mainly as Float Glass Annealing stove.
Description
Technical field
The invention belongs to fused quartz ceramic production of articles field more particularly to one kind using vitreous silica silicon powder as raw material
The method for producing Float Glass Annealing stove hollow roll.
Background technology
Fused quartz ceramic is a kind of using vitreous silica as raw material, using vitreous silica material made of ceramic production technology
Material, its main feature is that：Coefficient of thermal expansion is small, thermal stability is good, electrical insulating property is good, chemerosiveness resistent is good；Quartz-ceramics maximum
When advantage is below l1O0 DEG C, intensity increases with the raising of temperature, and during from room temperature to 1100 DEG C, intensity can increase
Add 33%, product still can normal use at 1250 DEG C.The major product type of fused quartz ceramic is various, such as glass horizontal steel
Change stove Quartz Ceramic Roller, float glass furnace damper block, Float Glass Annealing stove hollow roll, cast steel water nozzle, metal tape
Material heat-treatment furnace hollow roll, glass and metallurgical furnace water nozzle, punch, crucible, furnace body, section's sulphur, even section cylinder, stirring rod, material
Basin, rotation pipe, coke oven door and tedge liner and insulative inserts, microwave screen, arc-extinguish chamber, efficient batch furnace thermal insulation
Device, laser reflector and other optical elements, quartz light sources light reflection and the such as part are absorbed in addition, in guided missile, rocket, thunder
Up to etc. also have a small amount of application.The primary raw material that these products use all is vitreous silica silicon powder, and difference is only that silicon is micro-
The granularity of powder is different, auxiliary material is different, product shape is different.The present invention is a kind of Float Glass Annealing stove hollow roll,
The transmission of Float Glass Annealing stove product is exclusively used in, the product requirement intensity height, high temperature resistant, temperature in use are up to 1100 DEG C of left sides
It is right, it is necessary to have have stable high-temperature performance indeformable, thermal expansion is small, chemical stability is good, surface it is smooth it is fine and smooth, wearability is good, warp
The features such as not easy to wear is used for a long time.The key technical problem that product of the present invention intends to solve in production has four, first, melting
The optimum proportioning of the granularity of quartz-ceramics powder；Second is that the influence of quartz-ceramics additives on sintering property of fused quartz ceramics；
Third, the optimal combination of auxiliary material；Fourth, large-scale shuttle kiln sintering temperature and sintering time determine.
Invention content
Present invention mainly solves the problem of be to provide a kind of production method of Float Glass Annealing stove hollow roll, production should
The raw material weight proportioning of soup processed that product uses is：20-30 mesh vitreous silica silicon powder 25-27%, 60-70 mesh vitreous silica silicon powders 46-
48%th, 120-130 mesh vitreous silica silicon powder 21%, boron carbide 4%, silicon nitride 1%, nanometre glue 0.40%, ammonium persulfate 0.20%, four
Methyl ethylenediamine 0.20%, polyethylene glycol 200 0.20%.
The present invention can be achieved through the following technical solutions：
（1）The nanometre glue of formula ratio, ammonium persulfate, tetramethylethylenediamine, polyethylene glycol 200 are first added in into stirring in agitator tank
It in tank, is uniformly mixed under room temperature, then 20-30 mesh vitreous silicas silicon powder, the 60-70 mesh vitreous silica silicon of formula ratio is micro-
Powder, 120-130 mesh vitreous silicas silicon powder, boron carbide, silicon nitride are sent into ball mill ball milling 1.8-2.0 hours, will be in agitator tank
Mixture be heated to 30-35 DEG C after add in ball mill, blending is uniform；
（2）Material in ball mill is filled into the hollow roller mould of Float Glass Annealing stove, using the side shaken in casting
Method cast molding, then pressurization slough mold after placing 28-29 hours, then naturally dry 41-42 hours；
（3）By the Float Glass Annealing stove dried with hollow roll be sent into kiln begin to warm up heating, first through 2.4-2.6 hours when
Between by sintering temperature slowly after 0 DEG C rises to 400 DEG C, then sintering temperature is risen to 1185- from 400 DEG C within 7 hour time
1195 DEG C, this temperature is maintained to stop heating after 31-32 hours, be gradually cooled to after room temperature and obtain Float Glass Annealing stove with hollow
The blank material of roller；
（4）The blank material of Float Glass Annealing stove hollow roll is sent into cylindrical grinder, by outer circle be milled to predetermined size up into
Product.
The present invention further technical solution be：
Step（3）For coal gas shuttle kiln occurs for the kiln.
Step（3）Sintering temperature in the kiln is 1190 DEG C, and the total time of sintering is 31.5 hours.
The beneficial effects of the invention are as follows：Provide a kind of production method of Float Glass Annealing stove hollow roll, the production
Method has using series of advantages such as few, simple for process, the pollution-free waste discharge of equipment, good product qualities；Product float glass process
Glass oven hollow roll has excellent hot property, chemical stability and electrical insulation capability below 1200 DEG C, mainly
It is used as Float Glass Annealing stove with transmission product.
Specific embodiment
The present invention is further described by following embodiment.
Embodiment 1：
First the nanometre glue, 0.20% ammonium persulfate that total amount is 0.40%, 0.20% tetramethyl second two will will be accounted in agitator tank
Amine, 0.20% polyethylene glycol 200 are added in agitator tank, are uniformly mixed under room temperature, then will account for the 20-30 mesh that total amount is 25%
Vitreous silica silicon powder accounts for 60-70 mesh vitreous silicas silicon powder that total amount is 48%, accounts for the 180-200 mesh melting that total amount is 21%
Quartzy silicon powder accounts for boron carbide that total amount is 4%, accounts for the silicon nitride that total amount is 1% and be sent into ball mill ball milling 1.8 hours, will stir
Mixture in tank adds in ball mill after being heated to 30 DEG C, blending is uniform；Material in ball mill is filled and is moved back into float glass
The hollow roller mould of stove, using the method cast molding shaken in casting, then pressurization sloughs mold after placing 28 hours,
Naturally dry 42 hours again；The Float Glass Annealing stove dried is sent into kiln with hollow roll and begins to warm up heating, it is first small through 2.4
When time by sintering temperature slowly after 0 DEG C rises to 400 DEG C, then rose to sintering temperature from 400 DEG C within 7 hour time
1185 DEG C, this temperature is maintained to stop heating after 32 hours, Float Glass Annealing stove hollow roll is obtained after being gradually cooled to room temperature
Blank material；The blank material of Float Glass Annealing stove hollow roll is sent into cylindrical grinder, outer circle is milled to predetermined size to obtain the final product
Finished product.
Embodiment 2：
First the nanometre glue, 0.20% ammonium persulfate that total amount is 0.40%, 0.20% tetramethyl second two will will be accounted in agitator tank
Amine, 0.20% polyethylene glycol 200 are added in agitator tank, are uniformly mixed under room temperature, then will account for the 20-30 mesh that total amount is 26%
Vitreous silica silicon powder accounts for 60-70 mesh vitreous silicas silicon powder that total amount is 47%, accounts for the 180-200 mesh melting that total amount is 21%
Quartzy silicon powder accounts for boron carbide that total amount is 4%, accounts for the silicon nitride that total amount is 1% and be sent into ball mill ball milling 1.8 hours, will stir
Mixture in tank adds in ball mill after being heated to 30 DEG C, blending is uniform；Material in ball mill is filled and is moved back into float glass
The hollow roller mould of stove, using the method cast molding shaken in casting, then pressurization sloughs mould after placing 28.5 hours
Tool, then naturally dry 41.5 hours；The Float Glass Annealing stove dried is sent into kiln with hollow roll and begins to warm up heating, is first passed through
The time of 2.5 hours by sintering temperature slowly after 0 DEG C rises to 400 DEG C, then within 7 hour time by sintering temperature from 400
DEG C 1190 DEG C are risen to, this temperature is maintained to stop heating after 31.5 hours, Float Glass Annealing stove is obtained after being gradually cooled to room temperature
With the blank material of hollow roll；The blank material of Float Glass Annealing stove hollow roll is sent into cylindrical grinder, outer circle is milled to regulation
Size is got product.
Embodiment 3：
First the nanometre glue, 0.20% ammonium persulfate that total amount is 0.40%, 0.20% tetramethyl second two will will be accounted in agitator tank
Amine, 0.20% polyethylene glycol 200 are added in agitator tank, are uniformly mixed under room temperature, then will account for the 20-30 mesh that total amount is 27%
Vitreous silica silicon powder accounts for 60-70 mesh vitreous silicas silicon powder that total amount is 46%, accounts for the 180-200 mesh melting that total amount is 21%
Quartzy silicon powder accounts for boron carbide that total amount is 4%, accounts for the silicon nitride that total amount is 1% and be sent into ball mill ball milling 1.8 hours, will stir
Mixture in tank adds in ball mill after being heated to 30 DEG C, blending is uniform；Material in ball mill is filled and is moved back into float glass
The hollow roller mould of stove, using the method cast molding shaken in casting, then pressurization sloughs mold after placing 29 hours,
Naturally dry 412 hours again；The Float Glass Annealing stove dried is sent into kiln with hollow roll and begins to warm up heating, first through 2.6
The time of hour is by sintering temperature slowly after 0 DEG C rises to 400 DEG C, then rose sintering temperature from 400 DEG C within 7 hour time
To 1195 DEG C, this temperature is maintained to stop heating after 31 hours, be gradually cooled to after room temperature and obtain Float Glass Annealing stove with hollow
The blank material of roller；The blank material of Float Glass Annealing stove hollow roll is sent into cylindrical grinder, outer circle is milled to predetermined size i.e.
Obtain finished product.
Claims (3)
1. a kind of production method of Float Glass Annealing stove hollow roll, composition of raw materials is count by weight percentage：20-30 mesh
Vitreous silica silicon powder 25-27%, 60-70 mesh vitreous silica silicon powder 46-48%, 120-130 mesh vitreous silica silicon powder 21%,
Boron carbide 4%, silicon nitride 1%, nanometre glue 0.40%, ammonium persulfate 0.20%, tetramethylethylenediamine 0.20%, polyethylene glycol 200
0.20%；It is characterized in that：
（1）The nanometre glue of formula ratio, ammonium persulfate, tetramethylethylenediamine, polyethylene glycol 200 are first added in into stirring in agitator tank
It in tank, is uniformly mixed under room temperature, then 20-30 mesh vitreous silicas silicon powder, the 60-70 mesh vitreous silica silicon of formula ratio is micro-
Powder, 120-130 mesh vitreous silicas silicon powder, boron carbide, silicon nitride are sent into ball mill ball milling 1.8-2.0 hours, will be in agitator tank
Mixture be heated to 30-35 DEG C after add in ball mill, blending is uniform；
（2）Material in ball mill is filled into the hollow roller mould of Float Glass Annealing stove, using the side shaken in casting
Method cast molding, then pressurization slough mold after placing 28-29 hours, then naturally dry 41-42 hours；
（3）By the Float Glass Annealing stove dried with hollow roll be sent into kiln begin to warm up heating, first through 2.4-2.6 hours when
Between by sintering temperature slowly after 0 DEG C rises to 400 DEG C, then sintering temperature is risen to 1185- from 400 DEG C within 7 hour time
1195 DEG C, this temperature is maintained to stop heating after 31-32 hours, be gradually cooled to after room temperature and obtain Float Glass Annealing stove with hollow
The blank material of roller；
（4）The blank material of Float Glass Annealing stove hollow roll is sent into cylindrical grinder, by outer circle be milled to predetermined size up into
Product.
2. a kind of production method of Float Glass Annealing stove hollow roll according to claim 1, it is characterized in that：Step
（3）For coal gas shuttle kiln occurs for the kiln.
3. a kind of production method of Float Glass Annealing stove hollow roll according to claim 1, it is characterized in that：Step
（3）Sintering temperature in the kiln is 1190 DEG C, and the total time of sintering is 31.5 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134140.3A CN108218411A (en) | 2016-12-10 | 2016-12-10 | A kind of production method of Float Glass Annealing stove hollow roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134140.3A CN108218411A (en) | 2016-12-10 | 2016-12-10 | A kind of production method of Float Glass Annealing stove hollow roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108218411A true CN108218411A (en) | 2018-06-29 |
Family
ID=62637879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611134140.3A Pending CN108218411A (en) | 2016-12-10 | 2016-12-10 | A kind of production method of Float Glass Annealing stove hollow roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108218411A (en) |
-
2016
- 2016-12-10 CN CN201611134140.3A patent/CN108218411A/en active Pending
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Application publication date: 20180629 |