Technical Index:
|
Item |
DKJL -1 |
DKJL-2 |
|
SiC , % min |
75 |
75 |
|
Si3N4 , % min |
20 |
22 |
|
Fe2O3 , % max |
—- |
0.5 |
|
Bulk Density , g/cm3 |
2.6-2.7 |
2.6-2.7 |
|
Apparent Porosity , % max |
17 |
16 |
|
Cold Crushing strength, MPa min |
150 |
150 |
|
rupture strength under normal temperature, MPa min rupture strength at 1200 min |
30 40 |
45 50 |
|
Thermal Conductivity, w/m.k min |
15 (1000) |
18 (800) 14 (1200) |
|
thermal expansion coefficient, max |
4.7×10-6/ |
4.7×10-6/ |


