Arrester Resistance Use Electronic Grade Zinc Oxide 99.9%min
Professional Manufacturer and exporter of zinc oxide pharmaceutical grade from China,about 18years's experience
Zinc Oxide 99.9% Electronic Grade is mainly used In the electronic industry.zinc oxide for arrester valve plate,and piezoresistance,magnetic core ferrite,purpose is mainly used for the manufacturing of magnetic materials of TV,radio,telecommunication,rheostat ceramic plate.
Indirect method by 99.995% zinc ingot
fine powder,micro size
high purity 99.85%min
low heavy metals
CAS NO. : 1314-13-2
EINECS: 215-222-5
Molecular Formula : ZnO
Molecular Weight : 81.38
Properties : White powder,stable under normal temperature, good hiding power and colouring power.Insoluble in water and alcohol ,soluble in acid ,alkali and amkonium solution.
Use : Zinc Oxide 99.9% Electronic Grade is mainly used In the electronic industry.zinc oxide for arrester and piezoresistance,magnetic core ferrite,purpose is mainly used for the manufacturing of magnetic materials of TV,radio,telecommunication,rheostat ceramic plate.
Characteristic :Compared with the conventional arrester, zinc oxide surge arresters without spark gap, with good protection, pass flow capacity, tolerance and strong, simple structure, high reliability, can provide the best protection for substation equipment.
Packing : 25Kg woven bags lined with plastic bag(special packing can be made according to clients' requirement).
Specification Electronic Grade ( % ):
| Item | Spec. |
| ZnO (dry) | 99.9min |
| Pb | 0.003max |
| Fe | 0.0003max |
| CuO | 0.0002max |
| Cd | 0.0005max |
| Metallic Zn | none |
| MnO | 0.0001max |
| Insolubles in HCl solution | 0.006max |
| Loss on Ignition(500'C) | 0.2max |
| Screen Residues(320 mesh) | 0.1max |
| 105 Degree Volatile | 0.3max |
| Surface Area(m2/gm) | 0.4-0.6 |
