Characteristics:
1. red heavy powder, toxic;
2. insoluble to water or alcohol;
3. strong corrosion resistance while without acid resistance;
4. resistant to high temperature;
5. used as anti-rust paint for its good stability in the air;
6. also used for optical glass, battery, ceramic, etc.
Techinical specifications:
|
Item
|
Standard
|
|
Content of lead tetroxide Pb3O4 , ≥ %
|
97
|
|
Content of lead dioxide PbO2 , ≥ %
|
33.9
|
|
Evaporation substance 105 , ≤ %
|
0.2
|
|
Remains on sieve 63 μ m , ≤ %
|
0.75
|
|
Unsoluble in nitric acid , ≤ %
|
0.1
|
|
Content of iron trioxide Fe2O3 , ≤ %
|
0.005
|
|
Content of copper oxide CuO , ≤ %
|
0.002
|