Product Details:
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Features: | High Purity Material Suitable For Optical Melting; High Glass Resistance And Corrosion Resistance | Material: | Alumina, Zirconia, SiO2 |
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Size: | Customized | Color: | Black, White |
Highlight: | 99% Al2O3 Technical Ceramic Parts,Technical Ceramic Parts Glass Making,High Purity 99% Al2O3 ceramics |
Feeder products for glass making Industry
Ceramic feeder critical products are used in the process of glass making at the production of glass containers
Ceramic feeder critical products are used in bath-type furnaces in the process of glass making at the production of glass containers. Special strict requirements are applied to materials of feeder elements.
Related Data
Main component | 99%Al2O3 | S-SiC | ZrO2 | Si3N4 | ||
Physical Property |
Density | g/cm3 | 3.9 | 3.1 | 6 | 3.2 |
Water Absorption | % | 0 | 0.1 | 0 | 0.1 | |
Sinter Temperature | °C | 1700 | 2200 | 1500 | 1800 | |
Mechanical Property |
Rockwell Hardness | HV | 1700 | 2200 | 1300 | 1400 |
Bend Strength | kgf/mm2 | 3500 | 4000 | 9000 | 7000 | |
Compression Intensity | Kgf/mm2 | 30000 | 20000 | 20000 | 23000 | |
Thermal Property |
Maximum working temperature |
°C | 1500 | 1600 | 1300 | 1400 |
thermal expansion coefficient 0-1000°C |
/°C | 8.0*10-6 | 4.1*10-6(0-500°C) | 9.5*10-6 | 2.0*10-6(0-500°C) | |
5.2*10-6(500-1000°C) | 4.0*10-6(500-1000°C) | |||||
Thermal Shock resistance | T(°C) | 200 | 250 | 300 | 400-500 | |
Thermal Conductivity | W/m.k(25°C | 31 | 100 | 3 | 25 | |
300°C) | 16 | 100 | 3 | 25 | ||
Electrical Property |
Resisting rate of Volume | ◎.cm | ||||
20°C | >1012 | 106-108 | >1010 | >1011 | ||
100°C | 1012-1013 | – | – | >1011 | ||
300°C | >1012 | – | – | >1011 | ||
Insulation Breakdown Intensity |
KV/mm | 18 | semiconductor | 9 | 17.7 | |
Dielectric Constant (1 MHz) | (E) | 10 | – | 29 | 7 | |
Dielectric Dissipation | (tg o) | 0.4*10-3 | – | – | – |
Ceramic materials for feeder elements have the following properties:
Serially manufactured feeder products:
as well as other elements of glass furnaces:
The main material performance:
Contact Person: Daniel
Tel: 18003718225
Fax: 86-0371-6572-0196