|
- Amorphous Carbons Synonyms:
Amorphous carbons, Carbon black, Acetylene black, Animal bone charcoal, Lampblack, Fullerene tubes, Carbon soot, CAS# 7782-42-5,
Chemical Name: Amorphous carbon
Chemical Formula: C
A black, amorphous, carbon pigment produced by the thermal decomposition of natural hydrocarbons. There are three different types (furnace, channel, and lamp black)
Nominal purity= 98.5 to 99.6%
Particle size= 13-95 nm
|
Atomic Number
|
6
|
|
Molecular Weight (g/mol.)
|
12.0111
|
|
Apparent Density (g/cm3)
|
2.26
|
|
Compacted Density (g/l)
|
120-500
|
|
Melting Point (°C)
|
3727 deg.C
|
|
Boiling Point (°C)
|
4830 deg.C
|
|
Surface Area (m2/g)
|
90-460
|
|
Thermal Conductivity (cal/s-cm-°C)
|
0.057
|
|
Mohs Hardness @20°C
|
2 - 2.9
|
|
pH
|
3-10
|
|
Particle Shape
|
spherical, irregular, flake, shot, needle, crystal
|
|
Specific Heat @ 25 deg.C
|
0.165 cal/g
|
|
Crystallography
|
Hexagonal
|
A very important filler in the rubber industry and next to titanium dioxide, the most important pigment, printing inks, toners, single-ply roofing, inks, paints and plastics.
Multi-ply bags and drums
Listed. For further information please call the E.P.A. at +1.202.554.1404
CAS# 7782-42-5
1325
|