PRODUCTS AND SERVICES

Chemical Products

COMETAL completes its product portfolio with a series of chemical products for various applications. Within this range are the high purity vanadium salts of GfE Gesellschaft für Elektrometallurgie mbH (Ammonium Metavanadate, Sodium Metavanadate, Ammonium Polyvanadate and Vanadium Pentoxide) used as raw materials in the manufacture of frits for glazes and the ceramic industry in general, manufacture of electronic elements, as colorants and also in the glass industry.  This product section is completed with Calcium Cyanamide, used as a low-cost nitriding agent in the steel industry.

Antimony Trioxide is also marketed, whose main application is its use as a flame retardant.

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Ammonium Metavanadate

TYPICAL CONTENT (%)

Element Content
NH4VO3 98 min.
V2O5 76 min.
Na+K 0,4 max.
Fe 0,01 max.
Cr 0,01 max.
Si 0,01 max.
P 0,01 max.
Density 2,3 g/cm3
Bulk density 0,9 g/cm3
Melting point 70º C
Insoluble in water 500 ppm max.

SIZE

Less than 500 microns.

PACKAGING

  • Metal drums with 25 to 200 Kg.
  • Other packaging on request.

DELIVERY TIME

Please consult.

REMARKS

All our products shall be labelled with product name, reference number and net weight. Each delivery is accompanied by a certificate of analysis and the delivery note.

NOTE: This product has been manufactured by GfE METALLE UND Materialien GmbH. Exclusively Represented by COMETAL for this product.

Sodium Metavanadate

TYPICAL CONTENT (%)

Element Content
NaVO3 97 min.
V2O5 71 min.
V 39 min.
Na2O 24 min.
K 0,5 max
Fe 0,05 max.
Density 2,85 g/cm3
Bulk density 1 g/cm3
Melting point 600º C

SIZE

Less than 1 mm.

PACKAGING

  • Metal drums with 10 to 200 Kg.
  • Other packaging on request.

DELIVERY TIME

Please consult.

REMARKS

All our products shall be labelled with product name, reference number and net weight. Each delivery is accompanied by a certificate of analysis and the delivery note.

Amonium Polivanadate

TYPICAL CONTENT (%)

Elemento Contenido
V2O5 87,5 mín.
V 49 mín.
Na 0,05 máx.
K 0,015 máx.
Fe 0,03 máx.
Cr 0,01 máx.
P 0,01 máx.
Si 0,01 máx.
Density 3,03 g/cm3
Bulk density 0,9 g/cm3
Melting point 350º C

SIZE

Less than 3 mm.

PACKAGING

  • Metal drums with 100 to 200 Kg.
  • Other packaging on request.

DELIVERY TIME

Please consult.

REMARKS

All our products shall be labelled with product name, reference number and net weight. Each delivery is accompanied by a certificate of analysis and the delivery note.

NOTE: This product is manufactured by GfE METALLE UND MATERIALIEN GmbH. Represented by COMETAL exclusively for this product.

Vanadium Pentoxide

TYPICAL CONTENT (%)

Elemento Contenido
V2O5 99,6 min.
V2O4 1 max.
Na 0,03 max.
K 0,03 max.
Fe 0,02 max.
Cr 0,01 max.
Si 0,03 max.
P 0,02 max.
S 0,02 max.
Density 3,47 g/cm3
Bulk density 0,9 g/cm3
Melting point 690º C

SIZE

Less than 500 microns.

PACKAGING

  • Metal drums with 25 to 200 Kg.
  • Other packaging on request.

DELIVERY TIME

Please consult.

REMARKS

All our products shall be labelled with product name, reference number and net weight. Each delivery is accompanied by a certificate of analysis and the delivery note.

NOTE: This product is manufactured by GfE METALLE UND MATERIALIEN GmbH. Represented by COMETAL exclusively for this product.

Cerium Oxide

PRODUCTS LIST

  • Pre Silvering
  • CONSULT OTHER PRODUCTS

REMARKS

For complete specifications, please contact us.

Calcium Cyanamide

TYPICAL CONTENT (%)

Compound Content
CaCN2 >60 min.
CaO 12 approx.
C 12 approx.
CaSo4 <3
CaC2 <0,10

SIZE

Fines

PACKAGING

  • Big bag with 1000 Kg.

DELIVERY TIME

Please consult.

REMARKS

All our products will be labeled with the product name, reference number and net weight. Each delivery will be accompanied by the certificate of analysis and the corresponding delivery note.

Antimony Trioxide

TYPICAL CONTENT (%)

Compound Content
Sb2O3 99,50 min.
As 0,060 max.
Pb 0,100 max.
Fe 0,015 max.
Cu 0,010 max.
Whiteness > 96 %
Apparent density 0,5 – 1 g/cm3
Humidity < 0,1 %
Absolute density 5,6 g/cm3
Average particle size 1,2 ± 0,3 μm
Sieve residue (325 mesh): < 0,01 %

OTHER CHARACTERISTICS

Appearance White powder
Chemical Name Di-antimony Trioxide
Molecular formula Sb2O2
Molecular weight 291,518 g/mol
Melting point 656 ºC
Boiling point 1.425 ºC
CAS Nº 1309-64-4
EINECS Nº 215-175-0

PACKAGING

25 Kg net in bags on palets of 1.000 kgs.
1.00 Kg big bag on palets.
(Dampened product can NOT be packed in big bags)

ANTIMONY TRIOXIDE (Dampened)

Wetted qualities on plasticisers, typically 4% DIDP are available.

MAIN APPLICATION

Antimony trioxide (ATO) is used in a wide variety of industrial applications, as a “synergist” with flame retardant chemicals, as a catalyst in the manufacture of polyester (PET), as a clarifying aid in glass, as an additive in semiconductors, as a coating used in certain grades of titanium dioxide pigments, as a component in the manufacture of complex inorganic colored rutile pigments and as an opacifier in cast iron bath and dip enameling.

REMARKS

All our products will be labeled with the product name, reference number and net weight. Each delivery is accompanied by a certificate of analysis and delivery note.

The information and data contained in this document should be considered as guidelines and typical values only. For accurate data, customers should refer to the certificate of analysis for each lot.

PRODUCTS AND SERVICES

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