SU1608164A1 - Refractory packing for lining electric melting furnaces - Google Patents
Refractory packing for lining electric melting furnaces Download PDFInfo
- Publication number
- SU1608164A1 SU1608164A1 SU884616393A SU4616393A SU1608164A1 SU 1608164 A1 SU1608164 A1 SU 1608164A1 SU 884616393 A SU884616393 A SU 884616393A SU 4616393 A SU4616393 A SU 4616393A SU 1608164 A1 SU1608164 A1 SU 1608164A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- lining
- refractory
- chamotte
- fraction
- electrocorundum
- Prior art date
Links
- 230000008018 melting Effects 0.000 title 1
- 238000002844 melting Methods 0.000 title 1
- 238000012856 packing Methods 0.000 title 1
- 238000001035 drying Methods 0.000 claims abstract description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004927 clay Substances 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 239000004254 Ammonium phosphate Substances 0.000 claims abstract description 3
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims abstract description 3
- 235000019289 ammonium phosphates Nutrition 0.000 claims abstract description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000004327 boric acid Substances 0.000 claims abstract description 3
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims abstract description 3
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims abstract 3
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims abstract 3
- 235000014380 magnesium carbonate Nutrition 0.000 claims abstract 3
- 239000001095 magnesium carbonate Substances 0.000 claims abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 3
- 239000002253 acid Substances 0.000 claims 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 claims 1
- 238000004904 shortening Methods 0.000 claims 1
- 238000003723 Smelting Methods 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 abstract description 2
- 229910045601 alloy Inorganic materials 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- 230000006698 induction Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000011819 refractory material Substances 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
Изобретение относитс к производству огнеупорных материалов и может быть использовано дл футеровки дуговых и индукционных электропечей (тигельных, канальных) при плавке алюмини и его сплавов. Цель изобретени - сокращение срока сушки футеровки. Огнеупорна набивна масса дл футеровки электроплавильных печей включает, мас.%: шамот фракции 5-10 мм 3-6The invention relates to the production of refractory materials and can be used for lining arc and induction electric furnaces (crucible, channel) for smelting aluminum and its alloys. The purpose of the invention is to shorten the drying time of the lining. Refractory padding mass for lining electric smelting furnaces includes, wt.%: Chamotte fraction 5-10 mm 3-6
шамот фракции 1-5 мм 23-26chamotte fraction 1-5 mm 23-26
шамот фракции до 1 мм 32-45chamotte fractions up to 1 mm 32-45
магнезит с удельной поверхностью 2500-3000 см2/г 3-8magnesite with a specific surface of 2500-3000 cm 2 / g 3-8
двузамещенный фосфат аммони 3-6ammonium phosphate 3-6
смесь огнеупорной глины с борной кислотой в соотношении 4:1 10-12a mixture of refractory clay with boric acid in the ratio of 4: 1 10-12
электрокорунд 6-9electrocorundum 6-9
вода 1-7. Огнеупорна масса после нагревани до температур 200 - 1000°С имеет предел прочности при сжатии от 2,3 до 12,0 Н/мм2, срок сушки футеровки 1,5 ч, огнеупорность 1400°С. 2 табл.water 1-7. The refractory mass after heating to temperatures of 200–1000 ° C has a compressive strength of 2.3 to 12.0 N / mm 2 , a lining drying period of 1.5 hours, a fire resistance of 1400 ° C. 2 tab.
Description
Изобретение относитс к производству огнеупорных материалов и может быть использовано дл футеровки дуговых и индукционных электропечей при плавке алюмини и его сплавов.The invention relates to the production of refractory materials and can be used for lining arc and induction electric furnaces in the smelting of aluminum and its alloys.
Цель изобретени - сокращение срока сушки футеровки.The purpose of the invention is to reduce the drying time of the lining.
Дл приготовлени предлагаемой массы использзтот технический дву. .- замещенный фосфат аммони , огнеупорную глину, борную кислоту, шамот и злектрокорунд с зернистостью от № 4 до № 12.To prepare the proposed mass, use the technical two. .- substituted ammonium phosphate, refractory clay, boric acid, fireclay and electrocorundum with grain size from No. 4 to No. 12.
Загружают шамот всех фракций, электрокорунд , химическую св зку и перемешивают 1 - 1,5 мин, после чего до- бавл ют оставшиес компоненты, пере- мешивают 5-6 мин и уплотн ют массу.Chamotte of all fractions, electrocorundum, chemical binder is loaded and mixed for 1-1.5 minutes, after which the remaining components are added, mixed for 5-6 minutes and the mass is compacted.
пневматической трамбовкой с клиновидным бойком, заостреннь под углом 60°С.pneumatic tamping with a wedge-shaped brisk, pointed at an angle of 60 ° C.
Составы предлагаемой и известной огнеупорных масс представлены в табл,1, а их свойства - в табл.2. Полученные данные свидетельствуют о сокращении времени сушки на 16,5 ч.The compositions of the proposed and known refractory masses are presented in Table 1, and their properties in Table 2. The data obtained indicate a reduction in drying time by 16.5 hours.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU884616393A SU1608164A1 (en) | 1988-12-05 | 1988-12-05 | Refractory packing for lining electric melting furnaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU884616393A SU1608164A1 (en) | 1988-12-05 | 1988-12-05 | Refractory packing for lining electric melting furnaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1608164A1 true SU1608164A1 (en) | 1990-11-23 |
Family
ID=21413456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU884616393A SU1608164A1 (en) | 1988-12-05 | 1988-12-05 | Refractory packing for lining electric melting furnaces |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU1608164A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0543380A3 (en) * | 1991-11-19 | 1993-07-14 | Norton Company | Thermally conductive refractory composition and its use |
| RU2347765C1 (en) * | 2007-07-11 | 2009-02-27 | Общество с Ограниченной Ответственностью "МИР" | Refractory mixture for lining thermal generating units |
-
1988
- 1988-12-05 SU SU884616393A patent/SU1608164A1/en active
Non-Patent Citations (1)
| Title |
|---|
| -/.Авторское свидетельство СССР № 130675, кл. F 27 В 14/06, 1959. 2. Авторское свидетельство СССР № 1157339, кл. F 27 D 1/16, 1984. * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0543380A3 (en) * | 1991-11-19 | 1993-07-14 | Norton Company | Thermally conductive refractory composition and its use |
| RU2347765C1 (en) * | 2007-07-11 | 2009-02-27 | Общество с Ограниченной Ответственностью "МИР" | Refractory mixture for lining thermal generating units |
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