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Indirect method zinc oxide



use:
1, in the rubber and tire industry, zinc oxide is essential additives, can also be used natural rubber, synthetic rubber latex and vulcanizing agent and a reinforcing agent and a coloring agent.
2, in the chemical industry, zinc oxide is widely used as a catalyst, desulfurization agent, such as methanol synthesis catalyst, as when ammonia desulfurization agent.
3, in the paint industry, zinc oxide addition tinting strength and hiding power, is the paint preservatives and brightening agent
4, in the glass industry, zinc oxide used in specialty glass products.
5, in the ceramic industry, zinc oxide used as a flux.
6, in printing and dyeing industry, zinc oxide used as resists.
7, in the electronics industry, the main additive main raw material zinc oxide varistor is, but also magnetic, optical and other materials.
Physical properties: non-toxic, odorless, white or yellowish, light powder, easily absorbing moisture.
Molecular formula: ZnO
Molecular weight: 81.39 (at 2011 international quality, pollution and acid exposure and atomic weight)
Specifications: net weight 25KGS or 50KGS
Packaging: Outsourcing color covered plastic woven bags lined with polyethylene film
Storage: Avoid damage, moisture, contamination and contact with acids
Export-related:
Small 20-foot container loaded volume: 20 tons (free use of pallet)
Customs code: 2817001000




Product quality standards:GB/T3185-92

Index Name

index

BA01-05(Ⅰtype)

BA01-05(Ⅱtype)

Excellent

grade

First

grade

Qualified

Excellent

Zinc oxide (dry product)% ≤

99.7

99.5

99.4

99.7

99.5

99.4

Metal (in terms Zb) /% ≤

no

no

0.008

no

no

0.008

Lead oxide (Pb) /% ≤

0.037

0.05

0.14

-

-

-

Chinese manganese oxide composition (based on Mn) /% ≤

0.0001

0.0001

0.0003

-

-

-

Copper oxide (with Cu) /% ≤

0.0002

0.0004

0.0007

-

-

-

Hydrochloric acid insoluble matter /% ≤

0.006

0.008

0.05

-

-

-

Loss on ignition /% ≤

0.2

0.2

0.2

-

-

-

Sieve residue (45μm mesh)% ≤

0.1

0.15

0.2

0.1

0.15

0.2

Water contents were% ≤

0.1

0.1

0.15

0.1

0.1

0.15

105 ℃ volatile matter% ≤

0.3

0.4

0.5

0.3

0.4

0.5

Oil absorption g / 100g ≤

-

-

-

14

14

14

Color (compared with standard sample)

-

-

-

Approximate

micro

slightly

Tint-reducing power (compared with standard sample) ≥

-

-

100

95

90



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