Zinc Oxide

norzinco

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Zinc Oxide

We offer a variety of zinc oxide grades produced by Norzinco GmbH. These range from the highest quality material conforming to pharmacopoeia requirements for use in pharmaceuticals to more commercial grades used mainly in the rubber industry.

Norzinco operations are registered to both ISO 9001 (2008) and ISO 14001 (2009).

Availaible in 25 kg paper sacks, various sizes of FIBCs, powder or pellets.

Zinc White HARZSIEGEL®

Zinc White HARZSIEGEL®

Technical Data
ZnO % 99,8
Pb % 0,005
Cd % 0,03
Cu % 0,0001
Fe % 0,0005
Mn % 0,00001
pH   8
insolubles in HCl % 0,05
residue on sieve 32 μm % 0,05
density g/ml 5,6
bulk density g/ml 0,4

Qualities

Depending on the application Zinc White HARZSIEGEL® standard is available with different specific surface areas.

Zinc White HARZSIEGEL® UF F Standard GR
Specific surface area m2/g 10 7 5 3
Loss on ignition % 0,6 0,6 0,3 0,3

Applications

Tyre and rubber industry
Chemical industry
Glass and ceramics industry
Paints and adhesives
Electronic industry (ferrites, varistors, batteries)

Appearance

White powder
Zinc White HARZSIEGEL® Standard is also available in granulated form

Packing

25 kg paper bags (Zinc White HARZSIEGEL® Standard and GR)
20 kg paper bags (Zinc White HARZSIEGEL® UF and F)
Big Bags with different filling weights

Shelf Life

6 months – on condition that the goods are stored under proper conditions

Zinc White HARZSIEGEL® CF

Zinc White HARZSIEGEL® CF

Technical Data
ZnO % 99,8
Pb % 0,005
Cd % 0,03
Cu % 0,0001
Fe % 0,0005
Mn % 0,00001
pH   8
insolubles in HCl % 0,05
residue on sieve 32 μm % 0,05
density g/ml 5,6
bulk density g/ml 0,4

Qualities

Depending on the application Zinc White HARZSIEGEL® CF is available with different specific surface areas.

Zinc White HARZSIEGEL® CF CF/8
Specific surface area m2/g 5 8
Loss on ignition % 0,3 0,6

Applications

Pharmaceutical and cosmetics industry
Chemical industry
Electronic industry (varistors and ferrites)

Apperarance

White powder
Zinc White HARZSIEGEL® CF is also available in granulated form

Packing

25 kg paper bags (Zinc White HARZSIEGEL® CF)
20 kg paper bags (Zinc White HARZSIEGEL® CF/8)
Big Bags with different filling weights

Shelf Life

6 months – on condition that the goods are stored under proper conditions