Item | Specification | ||
Excellent grade | First grade | Qualified | |
Zinc oxide content%≥ | 99 | 97 | 95 |
The moisture≤ | 0.5 | 0.5 | 0.7 |
Burning loss% | — | 2 | 4 |
Hydrochlocic acid insoluble content%≤ | 0.02 | 0.02 | 0.05 |
The content of lead(Pb)％≤ | 0.001 | 0.001 | 0.03 |
Oxide manganese(Mn)≤ | 0.001 | 0.001 | 0.005 |
Copper oxide content(Cu)％≤ | 0.0005 | 0.0005 | 0.003 |
Fineness(45 microns test sieve reside),%≤ | 0.1 | 0.4 | 0.8 |
Specific surface area m/g≥ | 45 | 35 | 35 |
Packing densityu g/ml≤ | 0.35 | 0.35 | 0.35 |
The average partical size nm≤ | 30 | 70 | 100 |
1.Performance
Nano-zine oxide is a new type of high-performance fine inorganic product It has special performance and
usage in magnetic . light , electricity . chemistry .
common zinC oxide.
2.Usage
It is showing an increasingly broader prospect of usage in coating . ceramics . textile . cosmetics, transduce
Capacitor,OreSCenI, waveabsorbing material, conducting material and other fields.