CN106197027B - A kind of device and method for detecting dry type ramming refractory material sintering character - Google Patents
A kind of device and method for detecting dry type ramming refractory material sintering character Download PDFInfo
- Publication number
- CN106197027B CN106197027B CN201610551633.0A CN201610551633A CN106197027B CN 106197027 B CN106197027 B CN 106197027B CN 201610551633 A CN201610551633 A CN 201610551633A CN 106197027 B CN106197027 B CN 106197027B
- Authority
- CN
- China
- Prior art keywords
- sample
- crucible
- ramming
- sintering
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
- F27B17/02—Furnaces of a kind not covered by any preceding group specially designed for laboratory use
Abstract
The present invention relates to a kind of device and method for detecting dry type ramming refractory material sintering character, described device includes high-temperature electric resistance furnace, mobile charging workbench and vibration ramming device, high-temperature electric resistance furnace bottom is provided with mobile charging workbench as high-temperature electric resistance furnace burner hearth bottom structure, it can dock or remove with electric furnace, vibration ramming device carries out vibrating ramming shaping to sample on mobile charging workbench, roof of the furnace is installed on using Si-Mo rod heater in high-temperature electric resistance furnace, high-temperature electric resistance furnace is by computer temperature-controlling system temperature control.Charging, ramming and one side heating status during present invention simulation onsite application, closing to reality, observation measurement material sintering strength, apparent expansion and sinter layer thickness proportion etc., it is simple, directly perceived and can quantify, effectively accurately evaluate the sintering character of dry type ramming material.
Description
Technical field
The present invention relates to technical field of refractory materials, more particularly to a kind of dry type ramming refractory material sintering character that detects
Device and method.
Background technology
Dry type ramming refractory material should have good sintering gradient using process, i.e.,：High temperature surface should be quick
Sintering forms sinter layer that is firm, having elevated temperature strength, and mechanical stress and molten steel, slag corrosion ooze caused by resistance molten steel motion
Thoroughly；Internal suitable position forms un-sintered layer, on the one hand can serve as the loss of heat-insulation layer retarding heat, on the other hand can be effective
The further seepage of sinter layer molten metal when cracking is prevented so as to prevent accident.Dry type ramming material is widely used in
Electric induction furnace working lining, EAF bottom and middle work lining material of smelting industry etc..The sintering character of dry type ramming material is main
It is embodied in sintering temperature, density, stomata and sinter layer thickness and un-sintered layer thickness proportion etc..Its sintering strength is too high, sintering
The too thick corresponding un-sintered layer of layer is relatively thin, and heat, which scatters and disappears, is comparatively fast unfavorable for energy-conserving and environment-protective, while integrally easy using process in which materials
In fracture；Otherwise the too thin reflection sintering strength of sinter layer is low, and resistance slag corrosion, molten steel shearing and mechanical wear effect are weaker,
Easily furnace lining is caused to be damaged, thus suitable agglutinating property is the key index for reflecting dry type ramming material performance.
The sintering character of the dry type ramming refractory material such as evaluation electric induction furnace, tundish and EAF bottom at present, substantially
Be by onsite application experience or depart from use environment under test (method for dividing temperature section clean burn knot in electric furnace), do not have
Press close to the specific effective quantitatively evaluating mode of its use condition, cause the construction cycle of dry type ramming refractory material to be grown, use
Effect is undesirable.Patent (CN104897715A) discloses a kind of method and its device for detecting stuffing sand sintering character, wherein
Mention the device and can be used for the sintering state of evaluation electric induction furnace, tundish dry ramming mass in the case where one side is heated service condition.
The sintering situation of dry type ramming material can be tested to a certain extent using the device, but this method is used mainly in simulation ladle
Sintering and use state of the stuffing sand under ferrostatic pressure effect, when carrying out the experiment of other dry type ramming material sintering characters, one
It is secondary to test a sample, lack parallel contrast test, for exploitation novel dry ramming mass search time length, workload
Greatly, consumption costs is high.
The content of the invention
The technical problems to be solved by the invention be to provide it is a kind of detect dry type ramming refractory material agglutinating property device and
The high-temperature service such as method, analogue inductive electric furnace, tundish, steel-smelting electric furnace dry type ramming material sintering state in use, directly
See evaluation, prediction dry type ramming material sintering temperature, sinter layer intensity, thickness, anti-erosion state and with un-sintered stratum proportion etc. with
The closely related performance of use state.
To achieve the above object, the present invention is realized using following technical scheme：
A kind of device for detecting dry type ramming refractory material sintering character, including high-temperature electric resistance furnace, mobile charging workbench and
Ramming device is vibrated, high-temperature electric resistance furnace bottom is provided with mobile charging workbench as high-temperature electric resistance furnace burner hearth bottom structure, can be with electric furnace
Dock or remove, vibration ramming device carries out vibrating ramming shaping to sample on mobile charging workbench, is used in high-temperature electric resistance furnace
Si-Mo rod heater is installed on roof of the furnace, and high-temperature electric resistance furnace is by computer temperature-controlling system temperature control.
The mobile charging workbench top is built by laying bricks or stones by refractory lining brick, and mobile charging workbench is provided with several samples
Groove, the crucible for taking up sample is placed in sample groove.
Described vibration ramming device includes vibrating motor, upper vibrating plate, lower oscillating plate, spring, smashes stock column, upper and lower to shake
Spring is provided between dynamic plate, vibrating motor is fixedly connected with above upper vibrating plate, is fixedly connected and sample groove position below lower oscillating plate
Stock column is smash corresponding to putting.
Described high-temperature electric resistance furnace operating temperature is 25 DEG C~1700 DEG C.
Described sample groove is 4~10.
Described stock column diameter of smashing is less than crucible internal diameter.
A kind of method for detecting dry type ramming refractory material sintering character, implementation step are as follows：
1) fire door is opened, mobile charging workbench is removed and fixed out of high-temperature electric resistance furnace；
2) according to the requirement of test material, the crucible of appropriate material and quantity is selected, the dry type of experiment is loaded in crucible
Ramming mass, packed height away from crucible along 5~8mm；
3) crucible equipped with sample is put into the sample groove of mobile charging workbench, the space position of crucible and sample groove
With ramming mass bulk cargo full of tamping；
4) vibration ramming device is placed on above mobile charging workbench, stock column will be smash and be press respectively against on the sample in crucible
Face, Vibration on Start-up motor, determines time of vibration as needed；
5) after vibration stops, vibration ramming device is departed from into mobile charging workbench, sample after record vibrates straight up
Above with the distance on edge on crucible；
6) charging workbench will be moved to be pushed into electric stove hearth bottom and dock and lock with burner hearth, close fire door, if any
Gap is sealed with refractory fibrous material；
7) electric furnace heating, constant temperature and temperature lowering curve are set in computer, starts furnace power switch, sample one side sintering
On-test；
8) sample one side sintering experiment terminates after furnace temperature is down to room temperature, releases the locking between mobile work platform and electric furnace
Device, fire door is opened, mobile charging workbench is removed, takes out crucible；
9) measure and record on each specimen surface and corresponding crucible along distance, and with data comparison before experiment, the data
Reflect expansion characteristics in the sintering process of sample；
10) sample after taking-up sinters out of crucible, observation measurement each sample sintering strength, sintering and un-sintered thickness degree,
Sinter layer crack conditions, if sample is Nian Jie with crucible, observation measurement can be carried out using diamond custting machine is longitudinally slit.
The present invention operation principle be：Charging thickness of the sample in crucible meets on-site actual situations, using the dress that vibrates
Put and ramming process is carried out to sample, simulate real construction environment；Thermal source is provided using high-temperature electric resistance furnace to carry out dry type ramming material
One side sinters, sintering temperature and sintering time simulation actual use situation, after terminating according to the sintering state of sintered body such as
Sinter layer thickness, sintering strength, sintering grow performance etc. evaluate the synthesis sintering character of sample.
Compared with prior art, the beneficial effects of the invention are as follows：
Charging, ramming and one side heating status during present invention simulation onsite application, closing to reality, observation measurement material
Expect sintering strength, apparent expansion and sinter layer thickness proportion etc., it is simple, directly perceived and can quantify, effectively accurately evaluate dry type
The sintering character of ramming mass；Multiple crucibles equipped with sample of design can carry out the sintering test of multiple samples simultaneously, you can enter
Row parallel test, the agglutinating property contrast of multiple different model dry type ramming materials can be also carried out under same construction, sintering environment
Experiment, greatly shortens the R＆D cycle of novel dry ramming mass, is advantageous to develop new high life dry type ramming material.
Brief description of the drawings
Fig. 1 is the schematic device for detecting dry type ramming refractory material sintering character.
Fig. 2 is vibration ramming schematic device.
In figure：1- high-temperature electric resistance furnace 2- burner hearth 3- Si-Mo rod heater 4- fire door 5- refractory lining bricks 6- movement charging workbench 7-
Oscillating plate 14- smashes stock column under crucible 8- sample groove 9- sample 10- vibrating motor 11- upper vibrating plate 12- springs 13-.
Embodiment
The embodiment of the present invention is further illustrated below in conjunction with the accompanying drawings：
Embodiment 1
As Figure 1-Figure 2, a kind of device for detecting induction furnace dry type ramming material sintering character, including high-temperature electric resistance furnace,
Mobile charging workbench 6 and vibration ramming device.Burner hearth 2 top of the Si-Mo rod heater 3 loaded on high-temperature electric resistance furnace 1, mobile charging
Workbench 6 is built by laying bricks or stones by refractory lining brick 5 and sets six diameter 100mm, depth 150mm circular specimen groove 8, and crucible 7 is positioned over
In sample groove 8, mobile charging workbench 6 is placed in the bottom of high-temperature electric resistance furnace 1 as electric stove hearth polycrystalline substance, dry type ramming material sample
9 loaded in crucible 7.Vibrating ramming device includes upper vibrating plate 11, lower oscillating plate 13, is fixed between upper and lower oscillating plate (11,13)
Spring 12, the top of upper vibrating plate 11 are fixedly connected with vibrating motor 10, and the lower lower section of oscillating plate 13 is fixedly connected and the position pair of sample groove 8
That answers smashes stock column 14.
The concrete operation step of the present embodiment detection method is as follows：
1) fire door is opened, mobile charging workbench is removed and fixed out of high-temperature electric resistance furnace；
2) four corundum crucibles are chosen, the dry type ramming material of four groups of experiments, packed height are loaded in corundum crucible
Away from corundum crucible along 5mm；
3) the corundum crucible equipped with sample is put into the sample groove of mobile charging workbench, corundum crucible and sample
The space position of groove is with ramming mass bulk cargo full of tamping；
4) vibration ramming device is placed on mobile charging workbench, the stock column of smashing vibrated on ramming device is press respectively against just
Above sample in beautiful matter crucible, Vibration on Start-up motor, time of vibration 1~2 minute；
5) after vibration stops, vibration ramming device is departed from into mobile charging workbench, sample after record vibrates straight up
Above with the distance on edge on corundum crucible；
6) mobile charging workbench is pushed into electric stove hearth bottom to dock and lock with burner hearth, closes fire door, it is such as seamed
Gap is sealed with refractory fibrous material；
7) electric furnace heating parameter is set in computer, including：10 DEG C/min of heating rate, 1600 DEG C of maximum temperature, perseverance
Warm time 2 h, 20 DEG C/min of rate of temperature fall, less than 1000 DEG C power-off freely cool；Start furnace power switch, sample list
Face sintering experiment starts；
8) sample one side sintering test terminates, and after furnace temperature is down to room temperature, releases mobile charging workbench and high-temperature electric resistance furnace
Between locking device, open fire door, mobile charging workbench removed, takes out corundum crucible；
9) measure and record on each specimen surface and corresponding corundum crucible along distance, and with data comparison before experiment,
Expansion characteristics in the sintering process of data reflection sample；
10) sample after sintering, four groups of sample sintering strengths of observation measurement, sintering and un-sintered are taken out out of corundum crucible
Situations such as thickness degree, sintering fault rupture, if sample is Nian Jie with corundum crucible, the longitudinally slit progress of diamond custting machine can be used
Observation measurement.
Embodiment 2
A kind of device for detecting tundish dry type ramming material sintering character, structural representation are same as Example 1.
The concrete operation step of the present embodiment detection method is as follows：
1) fire door is opened, mobile charging workbench is removed and fixed out of high-temperature electric resistance furnace；
2) the magnesia tundish dry type ramming material that six part of three prescription case is prepared is weighed, is respectively charged into six magnesia earthenwares
Crucible, 2 parts of samples are taken per prescription case, packed height away from magnesia crucible along 6mm；
3) the magnesia crucible equipped with sample is put into the sample groove of mobile charging workbench, magnesia crucible with
The space position of sample groove is with ramming mass bulk cargo full of tamping；
4) vibration ramming device is placed on mobile charging workbench, the stock column of smashing vibrated on ramming device is press respectively against oxygen
Change above the sample in magnesia crucible, Vibration on Start-up motor, time of vibration 60~90 seconds；
5) after vibration stops, vibration ramming device is departed from into mobile charging workbench, sample after record vibrates straight up
Above with the distance on edge on magnesia crucible；
6) mobile charging workbench is pushed into electric stove hearth bottom to dock and lock with burner hearth, closes fire door, it is such as seamed
Gap is sealed with refractory fibrous material；
7) electric furnace heating parameter is set in computer, including：15 DEG C/min of heating rate, 1550 DEG C of maximum temperature, perseverance
Warm 6 hours time, 25 DEG C/min of rate of temperature fall, less than 1000 DEG C power-off freely cool, and start furnace power switch, sample list
Face sintering experiment starts；
8) sample one side sintering test terminates, and after furnace temperature is down to room temperature, releases mobile charging workbench and high-temperature electric resistance furnace
Between locking device, open fire door, mobile charging workbench removed, takes out magnesia crucible；
9) measure and record on each specimen surface and the magnesia crucible of corresponding oxidation along distance, and with data pair before experiment
Than expansion characteristics in the sintering process of data reflection sample；
10) sample after sintering is taken out out of magnesia crucible, four groups of sample sintering strengths of observation measurement, sinters and does not burn
Situations such as tying thickness degree, sintering fault rupture, if sample is Nian Jie with magnesia crucible, diamond custting machine can be used longitudinally slit
Observation measurement is carried out, each group of data is counted, the sample sintering character that three groups of proportion schemes of comparative analysis are prepared, show that dry materials burn
Tie the optimal proportion scheme of performance.
Embodiment 3
One kind detection arc furnace bottom MgO-CaO-Fe2O3The device of dry type ramming material sintering character, including high-temperature electric
Stove, mobile charging workbench 6 and vibration ramming device.Burner hearth 2 top of the Si-Mo rod heater 3 loaded on high-temperature electric resistance furnace 1, mobile dress
Material workbench 6 is built by laying bricks or stones by refractory lining brick 5 and sets eight diameter 100mm, depth 150mm circular specimen groove 8, and crucible 7 is placed
In in sample groove 8, mobile charging workbench 6 is placed in the bottom of high-temperature electric resistance furnace 1 as electric stove hearth polycrystalline substance, dry type ramming material examination
Sample 9 is loaded in crucible 7.Vibrating ramming device includes upper vibrating plate 11, lower oscillating plate 13, consolidates between upper and lower oscillating plate (11,14)
Determine spring 12, the top of upper vibrating plate 11 is fixedly connected with vibrating motor 10, and the lower lower section of oscillating plate 13 is fixedly connected and the position of sample groove 8
It is corresponding to smash stock column 14.
The concrete operation step of the present embodiment detection method is as follows：
1) fire door is opened, mobile charging workbench is removed and fixed out of high-temperature electric resistance furnace；
2) the arc furnace bottom dry type ramming material sample of the parallel preparation of eight part of four prescription case is weighed, is respectively charged into eight oxygen
Change magnesia crucible, 2 parts of samples taken per prescription case, packed height away from crucible along 8mm；
3) the magnesia crucible equipped with sample is put into the sample groove of mobile charging workbench, magnesia crucible with
The space position of sample groove is with ramming mass bulk cargo full of tamping；
4) vibration ramming device is placed on mobile charging workbench, the stock column of smashing vibrated on ramming device is press respectively against oxygen
Change above the sample in magnesia crucible, Vibration on Start-up motor, time of vibration 90~120 seconds；
5) after vibration stops, vibration ramming device is departed from into mobile work platform straight up, after record vibrates above sample
With the distance on edge on magnesia crucible；
6) charging workbench will be moved to be pushed into electric stove hearth bottom and dock and lock with burner hearth, close fire door, if any
Gap is sealed with refractory fibrous material；
7) electric furnace heating parameter is set in computer, including：20 DEG C/min of heating rate, 1650 DEG C of maximum temperature, perseverance
Warm 5 hours time, 30 DEG C/min of rate of temperature fall, less than 1000 DEG C power-off freely cool.Start furnace power switch, sample list
Face sintering experiment starts；
8) sample one side sintering experiment terminates after furnace temperature is down to room temperature, releases between mobile charging workbench and electric furnace
Locking device, fire door is opened, mobile charging workbench is removed, takes out crucible；
9) measure and record on each specimen surface and the magnesia crucible of corresponding oxidation along distance and with data pair before experiment
Than expansion characteristics in the sintering process of data reflection sample；
10) sample after sintering is taken out out of magnesia crucible, observation measures each sample sintering strength, sintering and do not burnt
Situations such as tying thickness degree, sintering fault rupture, the sample sintering character that four groups of proportion schemes of comparative analysis are prepared, draws sintering character
Optimal proportion scheme.
Described above is only the general principle of the present invention, and not the present invention is imposed any restrictions, every right according to the present invention
It carries out equivalent variations and modification, within the category of the art of this patent protection scheme.
Claims (6)
1. a kind of device for detecting dry type ramming refractory material sintering character, it is characterised in that including high-temperature electric resistance furnace, mobile charging
Workbench and vibration ramming device, high-temperature electric resistance furnace bottom are provided with mobile charging workbench as high-temperature electric resistance furnace burner hearth bottom structure,
It can dock or remove with electric furnace, mobile charging workbench top is built by laying bricks or stones by refractory lining brick, and mobile charging workbench is provided with some
Individual sample groove, the crucible for taking up sample is placed in sample groove, and vibration ramming device enters to sample on mobile charging workbench
Row vibration ramming shaping, high-temperature electric resistance furnace is interior to be installed on roof of the furnace using Si-Mo rod heater, and high-temperature electric resistance furnace is by computer temperature control
System temperature control.
A kind of 2. device for detecting dry type ramming refractory material sintering character according to claim 1, it is characterised in that institute
The vibration ramming device stated includes vibrating motor, upper vibrating plate, lower oscillating plate, spring, smashes stock column, is set between upper and lower oscillating plate
There is spring, vibrating motor is fixedly connected with above upper vibrating plate, smash corresponding with sample groove location is fixedly connected with below lower oscillating plate
Stock column.
A kind of 3. device for detecting dry type ramming refractory material sintering character according to claim 1, it is characterised in that institute
The high-temperature electric resistance furnace operating temperature stated is 25 DEG C~1700 DEG C.
A kind of 4. device for detecting dry type ramming refractory material sintering character according to claim 2, it is characterised in that institute
The sample groove stated is 4~10.
A kind of 5. device for detecting dry type ramming refractory material sintering character according to claim 3, it is characterised in that institute
The crucible internal diameter smash stock column diameter and be less than mobile charging workbench stated.
A kind of 6. method for detecting dry type ramming refractory material sintering character, it is characterised in that implementation step is as follows：
1) fire door is opened, mobile charging workbench is removed and fixed out of high-temperature electric resistance furnace；
2) according to the requirement of test material, the crucible of appropriate material and quantity is selected, the dry type ramming of experiment is loaded in crucible
Material, packed height away from crucible along 5~8mm；
3) crucible equipped with sample is put into the sample groove of mobile charging workbench, the space position of crucible and sample groove is with smashing
Dnockout bulk cargo is full of tamping；
4) vibration ramming device is placed on above mobile charging workbench, will smash above the sample that stock column is press respectively against in crucible,
Vibration on Start-up motor, determines time of vibration as needed；
5) after vibration stops, vibration ramming device is departed from into mobile charging workbench straight up, after record vibrates above sample
With the distance on edge on crucible；
6) charging workbench will be moved to be pushed into electric stove hearth bottom and dock and lock with burner hearth, fire door is closed, if any gap
Sealed with refractory fibrous material；
7) electric furnace heating, constant temperature and temperature lowering curve are set in computer, starts furnace power switch, sample one side sintering test
Start；
8) sample one side sintering experiment terminates after furnace temperature is down to room temperature, and the locking released between mobile work platform and electric furnace fills
Put, open fire door, mobile charging workbench is removed, takes out crucible；
9) measure and record each specimen surface with reflecting on corresponding crucible along distance, and with data comparison before experiment, the data
Expansion characteristics in the sintering process of sample；
10) sample after sintering is taken out out of crucible, observation measures each sample sintering strength, sintering and un-sintered thickness degree, sintering
Fault rupture situation, if sample is Nian Jie with crucible, observation measurement can be carried out using diamond custting machine is longitudinally slit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551633.0A CN106197027B (en) | 2016-07-13 | 2016-07-13 | A kind of device and method for detecting dry type ramming refractory material sintering character |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551633.0A CN106197027B (en) | 2016-07-13 | 2016-07-13 | A kind of device and method for detecting dry type ramming refractory material sintering character |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106197027A CN106197027A (en) | 2016-12-07 |
| CN106197027B true CN106197027B (en) | 2018-03-30 |
Family
ID=57477473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610551633.0A Active CN106197027B (en) | 2016-07-13 | 2016-07-13 | A kind of device and method for detecting dry type ramming refractory material sintering character |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106197027B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187851B (en) * | 2018-07-20 | 2021-03-23 | 首钢集团有限公司 | System for inspecting heat pumpability of refractory material and use method thereof |
| CN112461741B (en) * | 2020-11-23 | 2023-06-23 | 中铸新材工业（江苏）有限公司 | Method for detecting molten steel erosion resistance of dry vibration material furnace lining |
| CN113295571A (en) * | 2021-05-06 | 2021-08-24 | 山西太钢不锈钢股份有限公司 | Evaluation and measurement method for expansion performance of steelmaking auxiliary material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202648379U (en) * | 2012-06-08 | 2013-01-02 | 中国第一铅笔有限公司 | Improved tunnel kiln |
| CN104897715A (en) * | 2015-06-03 | 2015-09-09 | 辽宁科技大学 | Method for detecting sintering character of ladle sand and device adopted in method |
-
2016
- 2016-07-13 CN CN201610551633.0A patent/CN106197027B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202648379U (en) * | 2012-06-08 | 2013-01-02 | 中国第一铅笔有限公司 | Improved tunnel kiln |
| CN104897715A (en) * | 2015-06-03 | 2015-09-09 | 辽宁科技大学 | Method for detecting sintering character of ladle sand and device adopted in method |
Non-Patent Citations (2)
| Title |
|---|
| 对辽宁省镁质耐火原料的思考;李志坚;《耐火材料》;20111031;第382-385页 * |
| 长寿中频炉工作衬用铝镁质捣打料的研制与应用;王秉军等;《耐火材料》;20121231;第452-455页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106197027A (en) | 2016-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Grasset-Bourdel et al. | Influence of thermal damage occurrence at microstructural scale on the thermomechanical behaviour of magnesia–spinel refractories | |
| CN106197027B (en) | A kind of device and method for detecting dry type ramming refractory material sintering character | |
| Andreev et al. | Thermal and mechanical cyclic tests and fracture mechanics parameters as indicators of thermal shock resistance–case study on silica refractories | |
| CN105675476B (en) | A kind of refractory material slag resistance test method | |
| Allegretta et al. | The effect of temper on the thermal conductivity of traditional ceramics: nature, percentage and granulometry | |
| Reynaert et al. | Corrosion tests for refractory materials intended for the steel industry—A review | |
| Han et al. | Interfacial reaction between magnesia refractory and “FeO”-rich slag: formation of magnesiowüstite layer | |
| Wang et al. | Matrix microstructure optimization of alumina-spinel castables and its effect on high temperature properties | |
| Blond et al. | Effect of slag impregnation on thermal degradations in refractories | |
| Pilate et al. | Contribution to the understanding of the high temperature behavior and of the compressive creep behavior of silica refractory materials | |
| Aigbodion et al. | Potential of tin tailings an industrial waste for refractory materials | |
| CN105424444A (en) | Refractory material slag-resistant sample and preparation method thereof | |
| Yami et al. | Characterization of some Nigerian clays as refractory materials for furnace lining | |
| Banerjee | Properties of refractories | |
| CN107843505A (en) | The shear at high temperature Strength Testing Methods and device of high temperature lining repairing material or chamotte | |
| JP3754094B2 (en) | Refractory structure spalling test method, firing crack evaluation method and test apparatus | |
| Wang et al. | Green synthesis of MgAlON refractories with high strength and excellent slag corrosion resistance | |
| CN205483715U (en) | Anti sediment sample of refractory material | |
| Aiyedun et al. | An evaluation of strength characteristics of Osiele clay | |
| Kuo et al. | Improvement in free opening performance of ladle filler sand | |
| Rozhkov et al. | Production and service of high-alumina castables. 2. Properties and service of vibration-placed castables based on bauxite-modified highly concentrated ceramic binding suspensions (HCBS) for use in blast-furnace runners | |
| Mølnås | Compatibility study of carbon-based refractory materials utilized in silicomanganese production furnaces | |
| RU2340568C1 (en) | Brick-lining of glass furnace pool walls | |
| Tang et al. | Numerical study on mechanical erosion behaviour of the burning-free Al2O3–C bottom nozzle during casting | |
| CN104897715A (en) | Method for detecting sintering character of ladle sand and device adopted in method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |