Alumina Spray Prilling Powder
Raw Material Origin: Australia
Appilication
Used for high temperature electronic ceramics, wear-resisting ceramics, electronic substrate, resistance, finalized and non-finalized refractories.
Indicators |
Unit |
A90 |
A92 |
A95 |
A97 |
A99 |
Al2O3 ≥ |
% |
90 |
92 |
95 |
97 |
99 |
Fe2O3 ≤ |
% |
0.1 |
0.1 |
0.1 |
0.1 |
0.05 |
Na2O ≤ |
% |
0.2 |
0.2 |
0.1 |
0.1 |
0.1 |
Moisture ≤ |
% |
0.3 |
0.3 |
0.3 |
0.3 |
0.3 |
Stacking Density |
g/m3 |
1--1.2 |
1--1.2 |
1--1.2 |
1--1.2 |
1--1.2 |
Partical Size |
Mesh |
40--300 |
40--300 |
40--300 |
40--300 |
40--300 |
Sintering Temperature |
0C |
1530 |
1550 |
1590 |
1630 |
1650 |
Sintering Density |
g/m3 |
3.55 |
3.6 |
3.65 |
3.7 |
3.85 |
Soaking Time |
h |
2 |
2 |
2 |
2 |
2 |
Average Shrinkage |
% |
16--18 |
16--18 |
16--18 |