Zinc powder brand InstZn
Molecular formula: ZN
Zinc Powder: InstZN
CAS Number: 7440-66-6
Standard: ASTM D520
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We produce high-dispersion zinc powder
We produce high-dispersion zinc powder of InstZn brand, similar to zinc powders imported from Belgium, Germany, South Africa, South Korea. Our powder is higher than European analogues in quality. The shape of the powder particles is round.
Specifications:
- gray powder
- Molecular weight: 65.38
- Specific gravity: 2.8-3.2 g/cm3
- Ph: 6.95 – 7.37
- Melting point: 419 C
- Boiling point: 907
- Solubility: Soluble in acid, alkali and aqueous ammonia, but not in water.
- Protects the interior by forcing a film of basic carbonate out of the air.
- Generates ZnO H2 reacts slowly to moisture.
Areas of use
Paint and varnish industry: for the production of anti-corrosion coatings, tread primers and epoxy coatings with a high zinc content.
Hot dip galvanizing: for galvanizing hardware and small steel structures.
Zinc powder is used in batteries.
Gold mining: zinc powder is used to displace gold and silver from cyanide solutions.
Production of drugs and pesticides: for the synthesis of organic compounds.
Спецификация | InstZn - 800 | InstZn - 600 | InstZn - 500 | InstZn - 400 | ||
Номинальный размер частиц (мэш) по ASMT | - 800 | - 600 | - 500 | - 400 | ||
Средний размер частиц, мкм | 3 - 5 | 4 - 6 | 5 - 7 | 6 - 8 | ||
Максимальтный размер, мкм | < 15 | < 22 | < 30 | < 38 | ||
Химический состав сырья | Цинк, не менее % | 99,995 | 99,995 | 99,995 | 99,995 | |
Свинец, % | 0,003 | 0,003 | 0,003 | 0,003 | ||
Кадмий, % | 0,002 | 0,002 | 0,002 | 0,002 | ||
Железо, % | 0,002 | 0,002 | 0,002 | 0,002 | ||
Медь, % | 0,001 | 0,001 | 0,001 | 0,001 | ||
Кислотонерастворимый | < 0,03 | < 0,03 | < 0,03 | < 0,03 | ||
Остаток на сите, по ASMT* | + 325 меш ** | нет | след | <0,01 % | <0,05 % | |
+ 500 меш ** | <0,01 % | <0,1 % | <0,3 % | - | ||
* ASTM is a specification covering 3 lindens of zinc dust for use as a pigment in paints.
* mesh – international classification of sieves.
Zinc powder grade PCR
Since 2012, we have launched our own production of zinc powder grades PCR0, PCR1, PCR2, PCR4, PCR6.
Zinc powder is produced according to the specification, is distinguished by the high quality of the raw materials used and the strict control of the technological process.
Марка | Насыпная плотность г/см3 | Размер частиц, мкм | Средниц размер - 60 %, Распределение частиц, мкм | |
ПЦР - 0 | 1,9 - 2,5 | 0 - 20 | 5 - 8 | |
ПЦР - 1 | 2,5 - 3,0 | 0 - 40 | 15 - 25 | |
ПЦР - 2 | 2,5 - 3,5 | 41 - 71 | 45 - 60 | |
ПЦР - 4 | 3,0 - 4,0 | 71 - 100 | 71 - 90 | |
ПЦР - 6 | 3,5 - 4,5 | 80 - 160 | 81 - 120 | |