Antimony watch
- $1200.00 / >=27 metric tons
- 27 metric tons
- KOKETSOMOTHOBI
- Gauteng, South Africa
- Ms KOKETSOSO MOTHABITHA
Origin: | South Africa | Concentrated or not: | Whether to concentrate |
Supply capacity: | 8000 kg per week | port: | Durban, South Africa or Tambo Airport |
model: | 20231474 | shape: | piece |
product name: | coltan | brand: | Cocuy |
Packaging Details: | We aim at long-term cooperation and win-win policy, high-quality and professional service team and factory resources will always help you solve problems easily and smoothly. | payment terms: | L/C, Western Union, D/P, D/A, T/T, MoneyGram |
basic product info:
chemical formula | antimony |
work | Antimony, usually with small amounts of arsenic, iron, silver, and sulfur |
variable formula | (antimony, arsenic); (antimony, arsenic, iron, silver, sulfur) |
color | Pewter white with a very light blue tinge. Oxidation is gray to dark gray, slightly invisible blue when oxidized. |
stripe | Black |
hardness | 3 - 4 |
crystal system | hexagon |
crystal form and aggregation |
Antimony is mainly in the form of milk, stalactite, massive, radial and encrusted. Pseudocubic crystals are very rare. |
transparency | opaque |
proportion | 6.6 - 6.7 |
luster | Metallic |
split | 1,1 - base. Cleavage is rare because crystals are so rare. |
fracture | uneven |
toughness | crisp |
other identity markers | tarnished dark gray |
in group | primary elements; semi-metallic elements |
eye-catching features | Loss of gloss, molding and low hardness |
environment | Occurs mainly in mesothermic veins |
rock type | spoiled |
High quality bulk antimony ore
1, high purity (99.99% min) metal antimony (Sb)
2,4N>99.99%, 5N>99.999%, 6N>99.9999%, 7N>99.99999%
3. Block/ingot/granule/strip
4. Color: gray
5. Atomic weight: 121.760
6. Electronegativity: 2.05
7. CAS number: 7440-36-0
8. Density: 6.697 g/cm3 (25°C)
9. Melting point: 630.63°C
10. Boiling point: 1587°C
11. It is mainly used for the preparation of III-V compound semiconductors InSb, Bi2Sb, GaSb, high-purity alloys, electronic refrigeration component materials and germanium and silicon single crystal dopants.
category |
grade |
Sb(wB)/%≥ |
Impurities (wB)/%≤ |
||||||
Arsenic/antimony |
lead/antimony |
copper |
selenium |
tin |
CD |
pair |
|||
Antimony concentrate |
First grade |
55 |
0.8 |
0.25 |
0.01 |
0.005 |
0.003 |
0.0005 |
0.003 |
Antimony concentrate |
First grade |
60 |
0.8 |
0.25 |
0.01 |
0.005 |
0.003 |
0.0005 |
0.003 |
application:
It is mainly used to prepare Ⅲ-Ⅴ compound semiconductors InSb, Bi2Sb, GaSb, high-purity alloys, electronic refrigeration element materials and germanium and silicon single crystal dopants.
Packing: 25Kg/bag or according to customer requirements
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