SU353929A1 - YASHNIO-SCHNES! "Ivliotbkamasa dl - Google Patents
YASHNIO-SCHNES! "Ivliotbkamasa dlInfo
- Publication number
- SU353929A1 SU353929A1 SU1601291A SU1601291A SU353929A1 SU 353929 A1 SU353929 A1 SU 353929A1 SU 1601291 A SU1601291 A SU 1601291A SU 1601291 A SU1601291 A SU 1601291A SU 353929 A1 SU353929 A1 SU 353929A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- oxide
- yashnio
- schnes
- ivliotbkamasa
- products
- Prior art date
Links
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 5
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N Boron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 3
- 229910052810 boron oxide Inorganic materials 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Description
Изобретение относитс к огнеупорной нромышлениости и может быть использовано, например, дл защиты термопар при измерении температуры жидкой стали в конвертерах и других тепловых агрегатов.The invention relates to refractory materials and materials and can be used, for example, to protect thermocouples when measuring the temperature of liquid steel in converters and other thermal units.
Известна масса дл изготовлени огнеупо)ных изделий, включающа окись магн1 и добавку окиси бора.A known mass for the manufacture of refractory products, including magnesia and the addition of boron oxide.
Предлагаема масса обладает повышенно плотностью и механической прочностью.The proposed mass has an increased density and mechanical strength.
Достигаетс это тем, что она дополн 1тельно содержит окись циркони нри следующем соотнощении компонентов, вес. %:This is achieved by the fact that it additionally contains zirconium oxide in the following ratio of components, weight. %:
Окись магни 88,5-95,5Magnesium oxide 88.5-95.5
Окись бора0,5-1,5Boron oxide 0.5-1.5
Окись цирко1 и 4-10Oxide zirko1 and 4-10
Пример изготовлени защитиы.х иаконеч |иков из предлагаемой массы.An example of the manufacture of defensive materials from the proposed mass.
В качестве окиси магии используют плавленную окись магнн , молотую в вибромель1шце до размера частиц менее 5 мк. В качестве добавок - тонкомолотую двуокись циркони и 0 ч:ись бора с размером частиц 2 мк.As an oxide of magic, fused magnic oxide is used, ground in vibromel1shtse to a particle size less than 5 microns. As additives, it is finely ground zirconia and 0 h: is boron with a particle size of 2 microns.
Добавки ввод т, нанример, в количестве 4 вес. % Zr02 Оа i 1 вес. % ВоОз путем совместного смеше и в вибромельнице.Additives are introduced, nano, in an amount of 4 wt. % Zr02 Oa i 1 weight. % Of boz by joint mixing and in a vibromill.
Издели готов т в виде чехлов длиной 150 мм, диал етром 25 мм, толщииой стенки 4-5 мм методом прот жки з масс на парафине с последуюни1М отжигом св зки и обжигом изделий ир 1650-1700 С.jThe products are made in the form of covers 150 mm long, 25 mm in diameter, 4-5 mm thick wall by drawing waxes on paraffin, followed by annealing of the binder and burning of products 1650-1700 C.
Получе 1ные издели имеют кажуи1,уюс | плотиость О-1%, предел прочности нри сжатии 1000-2000 кг/см, термостойкость при t среды 1300°С -воздух - 7-12.|Get the 1st items have cajay1, us | O-1% density, ultimate compressive strength 1000-2000 kg / cm, heat resistance at 1300 ° C environment - air - 7-12. |
Предмет изобретени ISubject of invention i
Масса дл изготовлени orHeynopiHiix изделий , включаюн1а окись магни и окись бора, отличающа с тем, что, с целью повьинени нлотиост мсханической плотности, она донолн 1телы1о содержит О ;нсь цнркони приThe mass for the manufacture of orHeynopiHiix products, including magnesium oxide and boron oxide, is characterized in that, in order to improve the microscopic density, it contains 1 body of O1;
следующел соотиошен комиоиеитов, вес. %:following comioisoitov soot weight. %:
88,5-95,588.5-95.5
0,5-1,50.5-1.5
бора bora
4-10 Окись циркони 4-10 Zirconium oxide
Publications (1)
Publication Number | Publication Date |
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SU353929A1 true SU353929A1 (en) |
Family
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4879101A (en) * | 1985-06-17 | 1989-11-07 | Shin Nihon Chemical Industry Co., Ltd. | Method for producing a magnesia powder for use as an electrical insulating material |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4879101A (en) * | 1985-06-17 | 1989-11-07 | Shin Nihon Chemical Industry Co., Ltd. | Method for producing a magnesia powder for use as an electrical insulating material |
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