Zinc Oxide 99.7% As Vulcanization Activato :
Product name:Zinc Oxide 99%/99.5%/99.7%
Molecular formula: ZnO
Properties
Product name: ZincOxide 99% ,99.5%,99.7%
CAS No.: 1314-13-2
EINECS No.:215-222-5
HS Code: 2817001000
Molecular Weight: 81.39
Molecular Formula: ZnO
Appearance:White powder, odorless, relative density 5.606, stable under normal temperature. Insoluble in water and alcohol, soluble inacid, alkali and amkonium solution.
Appearance:
White powder, innocuous, odorless, stable under normal temperature, soluble in acid, alkali and ammonium chloride solution, insoluble in water and alcohol.
Specifications:
Indirect process zinc oxide quality meet standard of GB/T3494-1996
Item/Parameter |
Standard |
Zinc Oxide % ≥ |
ZnO 99% |
ZnO 99.5% |
ZnO 99.7% |
ZnO 99.8% |
ZnO 99.9% |
Metallic Zinc (in accordance with Zn) % |
0.01 |
None |
None |
None |
None |
Lead oxide (PbO)%≤ |
0.05 |
0.05 |
0.037 |
0.001 |
0.001 |
Cadmium oxide (CdO) % ≤ |
-- |
-- |
-- |
0.0005 |
0.0005 |
Cupric oxide (CuO) % ≤ |
0.0004 |
0.0004 |
0.0002 |
0.0002 |
0.0002 |
As ≤ |
-- |
-- |
-- |
0.0005 |
0.0005 |
Manganese (Mn) % ≤ |
0.0258 |
0.0001 |
0.0001 |
-- |
-- |
Ferro Oxide (FeO) % ≤ |
-- |
-- |
0.001 |
-- |
-- |
Muriatic Acid Insoluble Substance % ≤ |
0.01 |
0.008 |
0.006 |
0.004 |
0.004 |
Loss On Ignition % ≤ |
0.2 |
0.2 |
0.2 |
-- |
-- |
Water Insoluble Substance % ≤ |
0.2 |
0.2 |
0.1 |
-- |
-- |
Volatile 105°C % ≤ |
0.5 |
0.4 |
0.3 |
0.3 |
0.3 |
Sieve Residue (45um mesh ) % ≤ |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
Surface Area % ≥ |
40 |
45 |
50 |
60 |
60 |
Oil Absorption g/100g ≤ |
-- |
-- |
14 |
-- |
-- |
Reducing Power (compared with standard sample) % ≥ |
-- |
-- |
100 |
-- |
-- |
Direct process zinc oxide quality meet standard of GB/T3494-1996
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 |
Use:
Accelerator activator, pigment, and reinforcing agent in rubber; pigment and mold growth inhibitor in paints; ceramics; floor tile; glass; zinc salts (zinc stearate etc.); semi-conductor in electronic devices; electronic ceramics, raw material to produce zinc phosphate as steel coating.
Packing:
In polyethylene film bag with outer polypropylene woven bag, 25kg, 50kg, big sack bag or as required by the customer. 1 MT per pallet, 15MT per 20' container with pallet and 18 MT without pallet.
Quality control:
Rigid quality control on inputs, process and outputs lead to high purity and consistent quality that permit standardization of its use in industry.