Grading Wheel
Product features:
99 alumina ceramics have high temperature resistance, while the use of the highest temperature can reach 1750 degrees Celsius, mainly used to make high temperature crucible, furnace tube, and special wear-resistant materials
|
Item |
Unit |
Zirconia ceramic |
99% alumina ceramic |
95% alumina ceramic |
steatite ceramic |
Mulite ceramic |
cordierite ceramic |
|
Bulk density |
g/cm3 |
6 |
3.8 |
3.6 |
2.8 |
2.2 |
2.3 |
|
Water absorption |
% |
0 |
0 |
0 |
0 |
12 |
12 |
|
Thermal Conductivity |
(W/m.k) |
10 |
19-30 |
14-24 |
2.3 |
2-6 |
1.3-1.8 |
|
Resistance to hermal shock. Minimum |
TKε |
70 |
150 |
140 |
80 |
150 |
300 |
|
Withstand voltage, Minimum |
KV |
15 |
20 |
18 |
20 |
25 |
- |
|
Flexural strength |
MPa |
1000 |
300 |
240 |
120 |
120 |
30 |
|
Sinterring temperature |
℃ |
1500 |
1670 |
1600 |
1250 |
1250 |
1250 |
|
Maximum working temperature |
℃ |
1200 |
1500 |
1200 |
800 |
1000 |
1000 |
Application field of the grading wheel:
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