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Beryllium products
Beryllium oxide base ceramics
Mpain characteristicsp
| BeO Content, %, min |
99.5 |
| Specific Volume Electric Resistance, Ohm/cm, min |
1.1x1015 |
| Thermal conductivity in vacuum, 6.67 Pa, Cal/sec.cm.°C, min |
0,6 |
| Break-down voltage, kV/mm, min |
50 |
| Linear Expansion Temperature Coefficientwithin the temperature range of 100-900 °С, 1/degr |
(5-10)x10-6 |
| Apparent density, kg/m3, min |
2.87x103 |
Beryllium Oxide Base Ceramics
| Product Name |
Designation |
Dia.Out/Inn., mm |
Length, mm |
Thickness, mm |
| Tubes |
As gas discharge channels for different types of lasers |
5-30 (1-20) |
До 1500 |
2 - 10 |
| Covers for Thermocouples |
For insulation of thermocouples, operating at temperature up to 2000 degr. C |
5 - 2 (2-1.0) |
40 - 1500 |
1.75 - 2.5 |
| Straw |
1-5 (0,2-1.2) |
5 - 250 |
0.2 |
Rods
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As supporting insulation elements |
- |
200 - 600 |
0.8 - 20 |
Discs and Caps
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As waveguide windows of SHF devices, heat sink insulators and in power generating systems |
1.5 - 250 |
- |
1 - 30 |
| Crucibles |
For melting pure, superpure and refractory metals, alloys, optical and technical glasses |
8 ... 500 |
- |
3... 10 |
| Plates and crystal Holders |
As heat sinks insulators metal covered as substrates and crystal holders for SHF devices |
- |
1.9 - 300 |
0.6 - 30 |
Washers
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As heat sink insulators for fabricating and assembling transistors, diodes |
5 - 40 |
- |
1 - 3 |
  Material safety data sheet
Marketing department:
E-mail: Marketing-be@ulba.kz
tel/fax (7232)298-247
Beryllium products in the European market are sold by Tropag Oscar H. Ritter nachf. GmbH.
Beryllium products in the Chinese market and the South-East Asia
are also sold by ULBA-CHINA Co. Ltd.
e-mail info@ulba.cn
www.ulba.cn
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