CN104150928B - A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof - Google Patents
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof Download PDFInfo
- Publication number
- CN104150928B CN104150928B CN201410387970.1A CN201410387970A CN104150928B CN 104150928 B CN104150928 B CN 104150928B CN 201410387970 A CN201410387970 A CN 201410387970A CN 104150928 B CN104150928 B CN 104150928B
- Authority
- CN
- China
- Prior art keywords
- furnace bottom
- bottom roller
- roller sleeve
- pipe
- high temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Tunnel Furnaces (AREA)
Abstract
The present invention relates to a kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.Its technical scheme is: be refractory fibre slip with hollander by refractory fibre dispersed with stirring, refractory fibre slip is loaded the skin being compressed to furnace bottom roller sleeve in mould and to wet pipe; Again the wet pipe of furnace bottom roller sleeve is dried into the outer pipe of furnace bottom roller sleeve, the outer tube of furnace bottom roller sleeve is sleeved on rigidity tube core and is assembled into furnace bottom roller sleeve base; Then by assembling after furnace bottom roller sleeve base through bonding agent solution soaking, thermal treatment 4 ~ 8 hours under 200 ~ 500 DEG C of conditions; Finally mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.The present invention has that intensity is high, good in oxidation resistance, long service life and be conducive to the feature improving plate quality.
Description
Technical field
The invention belongs to furnace bottom roller sleeve technical field.Be specifically related to a kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.
Background technology
Since the eighties in 20th century, Iron And Steel Industry develops continuous annealing furnace for the production of high-quality steel thin plate, thereby produces the actual demand to high quality furnace bottom roll, and this demand is growing along with the development of Iron And Steel Industry.Because silicon plate has special physicals, the continuous annealing furnace producing silicon steel sheet has unique requirement to furnace bottom roller sleeve, and the sleeve pipe that current silicon steel furnace bottom roller uses is carbonaceous material sleeve pipe.
Patent JP57140377A, JP57137419A, CN1117479, CN1994967, CN2199206 and CN1092324A describe silicon steel furnace bottom roller sleeve and preparation thereof and surface treatment method respectively, prepared carbonaceous furnace bottom roller sleeve can be used in the production of silicon steel sheet, though wherein the quality of Japanese furnace bottom roller sleeve is better.But in production application, also there are some distinct issues, such as: wear no resistance, be worn in the middle of furnace bottom roller sleeve after using for some time and attenuate and form " dumbbell shaped ", cause steel plate deformed and occur substandard products; Oxidation-resistance is bad, gradually by the high temperature H in stove under the hot conditions of thermal treatment silicon steel
2o gas is oxidized, and carbonaceous furnace bottom roller sleeve surface porosity and wear resistance are reduced, and then reduction of service life.Patent CN1172172 plasma spraying technology first sprays NiCr alloy, again at transition layer spraying NiCr alloy and the Y of mixing at the bottom of roller base
2o
3-ZrO
2pottery, then upper layer spraying Y
2o
3-ZrO
2pottery, the furnace bottom roll sanding and polishing finally will sprayed, can improve surface hardness and the wear resistance of furnace bottom roll, but can not solve chemical affinity and the dross problem of oxide ceramics and ferric oxide, there is furnace bottom roll surface cord in using and scratch silicon steel sheet and cause waste product in actual production.Patent CN1056193C adopts dip treating tank to carry out vacuum, pressurization, metallic cementation chromium (or zirconium) process, and to increasing physical strength and the snappiness of graphite sleeves of rollers at furnace bottom, but this invention still belongs to the rigid articles that carbonaceous material makes.Patent CN1924031 selects domestic refractory fibre product, adopts triple method for strengthening and soft inside despite one's hard shell structure, improves heat-shock resistance and the heat-insulating property of furnace bottom roll, but the surface part of furnace bottom roll or stiffener, fail to solve furnace bottom roll surface cord problem.For solving the problems such as dross, although patent CN101885615B overcomes the problems referred to above preferably, but belonging to rigid objects, the surface of roller and steel plate rigid contact, being difficult to avoid wear problem.
Summary of the invention
The present invention is intended to overcome prior art defect, and it is high, anti-oxidant, wear-resistant and be conducive to improving high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof of plate quality that object is to provide a kind of intensity.
For realizing above-mentioned task, the concrete steps of the technical solution adopted in the present invention are:
The first step, prepare slip
Refractory fibre being placed in slurrying pond or cement slurry preparing barrel that the aqueous solution is housed, is refractory fibre slip by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described refractory fibre slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room or moisture eliminator, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on rigidity tube core, is assembled into furnace bottom roller sleeve base; Again the furnace bottom roller sleeve base after assembling is placed in bonding agent solution to soak, taking-up drains, and obtains the furnace bottom roller sleeve base after soaking.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 200 ~ 500 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
Described refractory fibre is the one in aluminosilicate refractory fiber, mullite flame-proof fiber, alumina setter fiber and zirconium oxide refractory fibre.
Described rigidity tube core is the one in heat resisting pipe, quartzose vitrified pipe, High-Alumina vitrified pipe, mullite vitrified pipe, aluminum oxide vitrified pipe, Silicon carbide ceramic pipe and silicon nitride vitrified pipe.
Described bonding agent solution is the mass concentration that silicon sol, water glass, industrial phosphoric acid or aluminium dihydrogen phosphate and water are prepared is the solution of 0.5 ~ 10%, or the mass concentration be mixed with for water soluble phenol resin and water is the solution of 0.8 ~ 10%.
Owing to adopting technique scheme, the present invention compared with prior art has following positively effect:
The present invention adopts that intensity is high, the heat resisting pipe of good heat resistance or refractory tube core, can ensure furnace bottom roller sleeve in use not flexural deformation, can ensure that support is by the industrial requirements of heating steel sheet; The skin of furnace bottom roller sleeve adopts refractory fiber floor, and refractory fiber floor and steel plate flexible contact, be conducive to the surface quality of steel plate, and the refractory fibre adopted is all oxide fibre, high temperature oxidation can be avoided to damage problem, can the wearing quality of strongthener, increase the service life, increase economic efficiency.
Therefore, the present invention have that intensity is high, good in oxidation resistance, long service life and be conducive to improving the feature of plate quality.
Embodiment
Below in conjunction with embodiment, the present invention will be further described, the restriction not to its protection domain.
embodiment 1
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Mullite flame-proof fiber being placed in the slurrying pond that the aqueous solution is housed, is mullite flame-proof me fibrous slurry by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described mullite flame-proof me fibrous slurry loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on aluminum oxide vitrified pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in concentration be 0.5 ~ 3% water glass solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 200 ~ 300 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 2
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are
The first step, prepare slip
Aluminosilicate refractory fiber being placed in the cement slurry preparing barrel that the aqueous solution is housed, is aluminosilicate refractory fiber slip by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described aluminosilicate refractory fiber slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in moisture eliminator, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on heat resisting pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 3 ~ 6% silicon sol solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 300 ~ 400 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 3
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are
The first step, prepare slip
Alumina setter fiber being placed in the slurrying pond that the aqueous solution is housed, is alumina setter me fibrous slurry by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described alumina setter me fibrous slurry loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on Silicon carbide ceramic pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 7 ~ 10% phosphate dihydrogen aluminum solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 400 ~ 500 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 4
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Zirconium oxide refractory fibre being placed in the slurrying pond that the aqueous solution is housed, is zirconium oxide refractory fibre slip by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described zirconium oxide refractory fibre slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room or moisture eliminator, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on silicon nitride vitrified pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 4 ~ 7% industrial phosphoric acid solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 300 ~ 450 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 5
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Aluminosilicate refractory fiber being placed in the cement slurry preparing barrel that the aqueous solution is housed, is aluminosilicate refractory fiber slip by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described aluminosilicate refractory fiber slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on High-Alumina vitrified pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 1.5 ~ 4% water glass solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 260 ~ 320 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 6
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Mullite flame-proof fiber is placed in the slurrying pond that the aqueous solution is housed, then is mullite flame-proof me fibrous slurry by hollander dispersed with stirring.
Second step, shaping with drying
First wet the skin being compressed to furnace bottom roller sleeve in described mullite flame-proof me fibrous slurry loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on quartzose vitrified pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 3 ~ 6% silicon sol solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 200 ~ 300 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 7
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Zirconium oxide refractory fibre is placed in the slurrying pond that the aqueous solution is housed, then is zirconium oxide refractory fibre slip by hollander dispersed with stirring.
Second step, shaping with drying
First wet the skin being compressed to furnace bottom roller sleeve in described zirconium oxide refractory fibre slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on mullite vitrified pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 2 ~ 5% Water-soluble phenolic resin solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 200 ~ 250 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 8
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Aluminosilicate refractory fiber being placed in the cement slurry preparing barrel that the aqueous solution is housed, is aluminosilicate refractory fiber slip by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described aluminosilicate refractory fiber slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in moisture eliminator, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on heat resisting pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 0.5 ~ 2% Water-soluble phenolic resin solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 300 ~ 400 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
embodiment 9
A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof.The concrete steps of its preparation method are:
The first step, prepare slip
Alumina setter fiber being placed in the slurrying pond that the aqueous solution is housed, is alumina setter me fibrous slurry by hollander dispersed with stirring.
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described alumina setter me fibrous slurry loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve.
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on Silicon carbide ceramic pipe, is assembled into furnace bottom roller sleeve base; Again by assembling after furnace bottom roller sleeve base be placed in mass concentration be 5 ~ 10% Water-soluble phenolic resin solution soak, taking-up drains, obtain soak after furnace bottom roller sleeve base.
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 400 ~ 500 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible.
The employing of this embodiment has flexible refractory fibre and high, the resistant to elevated temperatures rigid casing of intensity is prepared into compound furnace bottom roller sleeve, due to tube core have employed that intensity is high, the heat resisting pipe of good heat resistance or refractory pipe, furnace bottom roller sleeve in use not flexural deformation can be ensured, can ensure that support is by the industrial requirements of heating steel sheet; The skin of sleeve pipe adopts refractory fiber floor, and refractory fiber floor and steel plate flexible contact, be conducive to the surface quality of steel plate, and the refractory fibre adopted is all oxide refractory fiber, there is not high temperature oxidation and damage problem, can the wearing quality of strongthener, increase the service life, increase economic efficiency.
Therefore, this embodiment have that intensity is high, good in oxidation resistance, long service life be conducive to improving the feature of plate quality.
Claims (2)
1. there is a preparation method for the high temperature furnace bottom roller sleeve of surface flexible, it is characterized in that the concrete steps of described preparation method are:
The first step, prepare slip
Refractory fibre being placed in slurrying pond or cement slurry preparing barrel that the aqueous solution is housed, is refractory fibre slip by hollander dispersed with stirring;
Second step, shaping with drying
Wet the skin being compressed to furnace bottom roller sleeve in described refractory fibre slip loading mould pipe, then the pipe that wet by the skin of furnace bottom roller sleeve is inserted in baking room or moisture eliminator, is warming up to 110 DEG C, is incubated 24 hours, obtains the outer pipe of furnace bottom roller sleeve;
3rd step, assembling and immersion
The outer pipe of furnace bottom roller sleeve is sleeved on rigidity tube core, is assembled into furnace bottom roller sleeve base; Again the furnace bottom roller sleeve base after assembling is placed in bonding agent solution to soak, taking-up drains, and obtains the furnace bottom roller sleeve base after soaking;
4th step, thermal treatment and surface working process
Furnace bottom roller sleeve base after soaking is placed in heat treatment furnace, and under 200 ~ 500 DEG C of conditions, thermal treatment 4 ~ 8 hours, obtains the furnace bottom roller sleeve after thermal treatment; Again mechanical workout and finishing are carried out in the surface of the furnace bottom roller sleeve after thermal treatment, the obtained high temperature furnace bottom roller sleeve with surface flexible;
Described refractory fibre is the one in aluminosilicate refractory fiber, mullite flame-proof fiber, alumina setter fiber and zirconium oxide refractory fibre;
Described rigidity tube core is the one in heat resisting pipe, quartzose vitrified pipe, High-Alumina vitrified pipe, mullite vitrified pipe, aluminum oxide vitrified pipe, Silicon carbide ceramic pipe and silicon nitride vitrified pipe;
Described bonding agent solution is the mass concentration that silicon sol, water glass, industrial phosphoric acid or aluminium dihydrogen phosphate and water are prepared is the solution of 0.5 ~ 10%, or the mass concentration be mixed with for water soluble phenol resin and water is the solution of 0.8 ~ 10%.
2. there is a high temperature furnace bottom roller sleeve for surface flexible, it is characterized in that the described high temperature furnace bottom roller sleeve with surface flexible is the high temperature furnace bottom roller sleeve with surface flexible prepared by the preparation method with the high temperature furnace bottom roller sleeve of surface flexible according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410387970.1A CN104150928B (en) | 2014-08-08 | 2014-08-08 | A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410387970.1A CN104150928B (en) | 2014-08-08 | 2014-08-08 | A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104150928A CN104150928A (en) | 2014-11-19 |
| CN104150928B true CN104150928B (en) | 2016-01-27 |
Family
ID=51876593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410387970.1A Expired - Fee Related CN104150928B (en) | 2014-08-08 | 2014-08-08 | A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104150928B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817687A (en) * | 2009-12-29 | 2010-09-01 | 武汉科技大学 | Silicon steel hearth roll sleeve and preparation method thereof |
| CN102838368A (en) * | 2012-10-08 | 2012-12-26 | 巩义市泰威高温陶瓷材料有限公司 | Fine structure silicon steel hearth roller sleeve and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3362620B2 (en) * | 1996-12-24 | 2003-01-07 | 日本鋼管株式会社 | Furnace transfer roll |
-
2014
- 2014-08-08 CN CN201410387970.1A patent/CN104150928B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817687A (en) * | 2009-12-29 | 2010-09-01 | 武汉科技大学 | Silicon steel hearth roll sleeve and preparation method thereof |
| CN102838368A (en) * | 2012-10-08 | 2012-12-26 | 巩义市泰威高温陶瓷材料有限公司 | Fine structure silicon steel hearth roller sleeve and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104150928A (en) | 2014-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106221559B (en) | A kind of ordinary steel high-temp. resistant antioxidation coating and its application method | |
| CN105198463B (en) | A kind of corrosion resistant silicon carbide brick | |
| CN101240408A (en) | Furnace roller and manufacturing method thereof | |
| CN104190859A (en) | Alcohol-based casting coating for lost foam casting and manufacturing method thereof | |
| CN105237004B (en) | A kind of lightweight silicon carbide brick | |
| CN110451984A (en) | A kind of preparation method of coat of silicon carbide and the saggar with coat of silicon carbide | |
| CN101698230A (en) | Method for preparing surface composite sinterer grate bars | |
| JP5323491B2 (en) | Strengthening method of roll cladding material, reinforced millboard roll cladding material and clad annealing furnace roll | |
| CN108395228B (en) | Fired non-oil-immersed chrome-magnesium-aluminum non-carbonaceous sliding plate brick and preparation method thereof | |
| CN104591771A (en) | Surface modification method for graphite electrode | |
| CN104478399B (en) | A kind of steel substrate surface is containing chromium wearable ceramic coat layer and preparation method thereof | |
| CN104150928B (en) | A kind of high temperature furnace bottom roller sleeve with surface flexible and preparation method thereof | |
| CN104131139B (en) | Furnace bottom roller sleeve of a kind of surface flexible and preparation method thereof | |
| CN105330159A (en) | Glaze of coke oven door lining brick and processing method thereof | |
| CN102703201B (en) | Surface protection lubricant for A-100 steel die forging process | |
| CN110628244B (en) | High-temperature energy-saving anticorrosive paint for metal baffle of sintering trolley and application thereof | |
| CN108929114B (en) | Geopolymer coating and preparation method and application thereof | |
| CN101338346A (en) | Process for coating fire-resistant material on hot blast valve plate | |
| CN108955265A (en) | Low thermally conductive high abrasion silicon not compound heat-insulation brick | |
| CN101812580B (en) | Roll collar of furnace roller of roller hearth heating furnace | |
| CN104909840B (en) | The manufacturing method of resistance to oxidation carbon product | |
| CN106634559A (en) | Al2O3-MgO-SiAlON common steel heat treatment anti-oxidation coating and use method thereof | |
| CN105481386A (en) | Antioxidative coating for carbon fireproof materials | |
| CN104944886A (en) | Production method of refractory plate | |
| CN110776322A (en) | Carbon-free composite ceramic submersed nozzle material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20180808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |