Solar Applications
Graphite equipment for polycrystalline growth furnace
Graphite plate, carrier, heating rod
Side heaters for solar crystal growth furnace
Graphite plate
| Proerty | values | R-8500 | R-8510 | E+20 | E+25 | G-330 |
| Density | g/cm3 | 1.77 | 1.83 | 1.81 | 1.83 | 1.79 |
| Porosity(Open) | % | 14 | 10 | 10 | 8 | 15 |
| Grain Size |
μm |
10 | 10 | 11 | 9 | 12 |
| Hradness Rockwell B 5/100 |
HRB |
70 | 95 | 70 | 80 | 56 |
| Flexural Strength |
Mpa |
50 | 60 | 52 | 55 | 39.2 |
| Compressive Strength |
Mpa |
110 | 130 | 103 | 119 | - |
|
Specific electrical resistance |
µΩm | 14 | 13 | 12.4 | 12.2 | 13 |
| Thermal expension | x10-6K-1 | 4.2 | 4.2 | 5 | 5.6 | 4.8 |
|
Thermal conductivity |
Wm-1K-1 | 90 | 105 | 104 | 106 | 104 |
|
Ash Value |
ppm | 200 | 200 | 400 | 400 | 400 |
