|
Sunward 3Y Zirconia Powder
3 mole% yttria-stabilized tetragonal zirconia polycrystals (3Y-TZP) have proved to be an important structural ceramic material with excellent mechanical properties, such as high fracture toughness, strength, and hardness.
The properties of high quality TP-3Y zirconia powders：
| Powder Properties |
TP-3Y |
| ZrO2 + HfO2 (wt%) |
>94.3 |
| Y2O3 (wt%) |
5.2+0.1 |
| SiO2 (wt%) |
<0.02 |
| Fe2O3 (wt%) |
<0.01 |
| Na2O (wt%) |
<0.01 |
| Al2O3 (wt%) |
<0.1 |
| L.O.I (wt%) |
<1.5 |
| Surface area (m sq./g) |
8+1 |
16+2 |
| D50 (um) |
0.5~0.6 |
0.3~0.4 |
Note
(1)ICP result is analyzed by SGS OPTIMA 2000
(2)L.O.I is calcined 1000oC for 1hr
(3)The specific surface area is analyzed by ASAP 2010
(4)Particle size and particle size distribution are test by HORIBA LA300 |
|
Dried droplets of zirconia slurry with high solid content (>60wt%) being sprayed from rotary disk atomizer. Typical spherical granules with size 75~125 um are prepared in a co-current flow spray dryer. ■ |
|
|
