appearance: White powder
|
Density
|
water-solubility( MG/L)(29 ºC)
|
Melting point(℃)
|
|
5.6
|
1.6
|
1975
|
4. Typical Properties
|
Item/Parameter
|
Standard
|
||||
|
Zinc Oxide (in accordance with dry materials) % ≥ |
ZnO 99.5%
|
ZnO 99%
|
ZnO 98%
|
ZnO 95%
|
ZnO 90%
|
|
Lead oxide (PbO)% ≤ |
0.12
|
0.2
|
1.0
|
3.0
|
4.0
|
|
Cadmium oxide (CdO) % ≤ |
0.02
|
0.05
|
--
|
--
|
--
|
|
Cupric oxide (CuO) % ≤ |
0.006
|
--
|
--
|
--
|
--
|
|
Manganese (Mn) % ≤ |
0.0002
|
--
|
--
|
--
|
--
|
|
Metallic Zinc (in accordance with Zn) % |
None
|
None
|
--
|
--
|
--
|
|
Muriatic Acid Insoluble Substance % ≤ |
0.03
|
0.04
|
0.5
|
0.7
|
2.0
|
|
Loss On Ignition % ≤ |
0.4
|
0.6
|
0.7
|
1.0
|
5.0
|
|
Water Soluble Substance % ≤ |
0.4
|
0.6
|
0.7
|
1.0
|
3.0
|
|
Sieve Residue (45um mesh ) % ≤ |
0.28
|
0.32
|
0.5
|
0.5
|
0.5
|
|
Volatile % ≤
|
0.4
|
0.4
|
0.5
|
0.5
|
0.5
|
5. Applications: The powder is widely used as an additive into numerous materials and products including plastics, ceramics, glass, cement, rubber (e.g., car tires), lubricants, paints, ointments, adhesives, sealants, pigments, foods (source of Zn nutrient), batteries, ferrites, fire retardants, first aid tapes, etc.
6. Packaging: In 25kg, 50kg iron drums with double plastic bags inner, on wooden pallet.