Cobalt
※ In German it means the soul of the devil.
Atomic number＝27
Atomic weight＝58.933200
Element mark＝Co |
 | Density ●8.910g/cm 3 (αtype)
Making method ●calcinate ores into oxide, solve in acid hydrochloric to remove impure matter and then use appropriate reducing agent to obtain metal.
Description
One of iron family elements; grey metal; slightly rusty on the surface in the air; slowly solve in acid and generate oxygen; used as catalyst for petroleum compound or other reactions; also used in the pigment of ceramics; mainly produced naturally; can also be produced together with arsenic or sulfur; usually contain a small amount of niekel.
Cobalt Powder
Appearance: grey powder, odorless
●Boiling point＝3100℃
●Melting point＝149２℃
Volatility: None
Relative weight: 8.9（20℃）
Water solubility: None
Others: soluble in dilute acidOthers: soluble in dilute acid.
Specification(Cobalt Powder)
|
Symbol |
Component |
Large loose specific weight |
Particle dia. |
|
MMECP50 |
Co99.5%Min. |
0.5 ~ 0.7g/cc |
≤0.5μm |
|
MMECP65 |
Co99.5%Min. |
0.65~0.8g/cc |
1~2μm |
|
MMECP75 |
Co99.5%Min. |
0.75~1.2g/cc |
1.8~2.5μm | Packing: Vacuum packaging with aluminum foil paper; packaging with iron drum on the outside; packaging according to customers’ requirements.
|
