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Features:
Compared with traditional silicon carbide arrester, zinc oxide arrester protective flow capacity, tolerance and strong, simple structure, high reliability, to provide the best protection for substation equipment, already have the recognition of the power sector
People's Republic of China standard
| Item | Index |
Zinc Oxide (as ZnO) % ≥ |
99.7 |
Potassium Oxide (as K) % ≤ |
0.001 |
Sodium Oxide (as Na) % ≤ |
0.001 |
Ferri Oxide (as Fe) % ≤ |
0.002 |
Cadmium Oxide (as Cd) % ≤ |
0.005 |
Lead Oxide (as Pb) % ≤ |
0.037 |
Copper Oxide (as Cu) % ≤ |
0.0002 |
Metal Zinc (as Zn) % ≤ |
No |
Moisture % ≤ |
0.3 |
Insoluble Matter In HCL % ≤ |
0.006 |
Loss on Ignition % ≤ |
0.2 |
PH Value |
7.0-7.8 |
Average Size (um) % ≤ |
0.5 |
Residue On Sieve) % ≤ |
0.10 |
Purposes:
In the electronics industry, the arrester special zinc oxide is mainly used to manufacture the components of the electronic structure of magnetic materials – ferrite, TV, radio, electrical and communication devices and rheostats, etc. The use of such magnetic materials.
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