Diamond Powders
| Type |
Particle Size Range (µm) |
| Mono-crystalline diamond |
0.05-50 |
| Poly-crystalline diamond |
0.05-6.0 |
| Nano-diamond |
0.01-0.1 |
| Fine cerium oxide powder |
0.1-3 |
Poly-crystalline diamond powder: PCD
High purity mono-crystalline diamond powder: HPD
Nano-diamond powder: NMD
| Size (µm) |
PCD |
HPD |
NMD |
| 0.04 |
N |
N |
Y |
| 0.06 |
N |
N |
Y |
| 0.10 |
Y |
Y |
Y |
| 0.12 |
Y |
Y |
Y |
| 0.15 |
Y |
Y |
N |
| 0.20 |
Y |
Y |
N |
| 0.30 |
Y |
Y |
N |
| 0.50 |
Y |
Y |
N |
| 1.00 |
Y |
Y |
N |
| 1.50 |
Y |
Y |
N |
| 2.00 |
Y |
Y |
N |
| 3.00 |
Y |
Y |
N |
| 6.00 |
Y |
Y |
N |
| 9.00 |
Y |
Y |
N |
Diamond Powders Typical Properties
| Item |
Nanometer diamond |
Poly-crystalline diamond |
| Appearance |
Grey powder |
Black powder |
| Shape |
Rounded shape |
Rounded shape |
| Crystalline |
Mono-crystal |
Poly-crystalline |
| Particle size (um) |
Median 0.008,
range 0.001-0.03 |
0-0.125, 0-0.25, 0-0.5, 0-1,
0-2, 1-2, 2-4 |
| Density (g/m3) |
3.50-3.51 |
3.35-3.49 |
| 
