SU351796A1 - - Google Patents
Info
- Publication number
- SU351796A1 SU351796A1 SU1463981A SU1463981A SU351796A1 SU 351796 A1 SU351796 A1 SU 351796A1 SU 1463981 A SU1463981 A SU 1463981A SU 1463981 A SU1463981 A SU 1463981A SU 351796 A1 SU351796 A1 SU 351796A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- glass
- insulators
- proposed
- resistance
- mpo
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Description
СТЕКЛО ДЛЯ ВЫСОКОВОЛЬТНЫХ ИЗОЛЯТОРОВGLASS FOR HIGH-VOLTAGE INSULATORS
Изобретение относитс к стенкам дл изготовлени изол торов и может быть использовано в стекольной промышленности.The invention relates to walls for the manufacture of insulators and can be used in the glass industry.
Известно стекло дл высоковольтных изол торов , включающее SiO2, , СаО, МпО, MgO.It is known glass for high-voltage insulators, including SiO2, CaO, MpO, MgO.
Целью изобретени вл етс повышение термической стойкости изол торов.The aim of the invention is to increase the thermal resistance of insulators.
Предлагаемое стекло содержит компоненты (в вес. %):The proposed glass contains components (in wt.%):
SiOj55,0-61,0SiOj55.0-61.0
АЬОз10,0-15,0ABOZ10,0-15,0
СаО15,0-20,0CaO15.0-20.0
МпО1,0-2,0MpO1.0-2.0
MgO3,0-7,0MgO3.0-7.0
SrO5,0-9,0SrO5.0-9.0
Fa0,5-1,0Fa0.5-1.0
Предлагаемое стекло обладает повышенной термической стойкостью.The proposed glass has a high thermal resistance.
Основные свойства предлагаемого стекла. Температура варки, °С1480-1500The main properties of the proposed glass. Cooking temperature, ° С1480-1500
Температура разм гчени , °С 740 Верхний предел крсталлизаэлектрическа прочность,Softening point, ° C 740 Upper limit of electrical resistance,
кв/ммsq / mm
диэлектрическа проницаемость Коэффициент термическогоdielectric constant thermal coefficient
расширени extensions
Химическа устойчивость.Chemical resistance.
Процент потери в весеWeight loss percentage
при о.бработке:when processing:
водойby water
2н. раствором NaOH2n. NaOH solution
1 н. раствором H2SO41 n. H2SO4 solution
Предмет изобретени Subject invention
Стекло дл высоковольтных изол торов, включающее SiOj, АЬОз, СаО, МпО, MgO, отличающеес тем, что, с целью повышени термической стойкости, оно содержит указанные компоненты (в вес. %):Glass for high-voltage insulators, including SiOj, ABOz, CaO, MpO, MgO, characterized in that, in order to increase thermal stability, it contains these components (in wt.%):
55,0-61,055.0-61.0
SiOaSiOa
10,0-15,010.0-15.0
АЬОзAoz
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1463981A SU351796A1 (en) | 1970-08-10 | 1970-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1463981A SU351796A1 (en) | 1970-08-10 | 1970-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU351796A1 true SU351796A1 (en) | 1972-10-26 |
Family
ID=39884675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1463981A SU351796A1 (en) | 1970-08-10 | 1970-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU351796A1 (en) |
-
1970
- 1970-08-10 SU SU1463981A patent/SU351796A1/ru active
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