Audited Supplier
A92, A95, A97, A99
Alumina
Industrial Grade
Amphoteric Oxide
First Class
45-325 Mesh
3.65g/Cc
16-18%
1550-1650 C
TCH, ZALY
25kg Bag
SGS. ISO
China
28182000
Product Description
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 |
