ATMIX can produce granulated powder having good flowability suited for
conventional press compaction by original granulation technology using
own fine powder.
The granulated powders make it possible to get higher densities,95% or
more, for sintered parts.
Properties of Raw Material (Fine Powder) and Granulated Powder
| Granulated powder size |
Fine powder | Granulated powder | |||||
|---|---|---|---|---|---|---|---|
| Nominal size |
D50 (µm) |
T.D. (g/cm3) |
Specific surface area (m2/g) |
D50 (µm) |
Flow rate (sec/50g) |
Apparent density (g/cm3) |
|
| GR0508 | PF-5F | 4.0 | 3.9 | 0.46 | 130 | 30 | 2.2 |
| GR1008 | PF-10F | 6.1 | 4.1 | 0.32 | 150 | 32 | 2.2 |
| GR2008 | PF-20F | 10.3 | 4.5 | 0.20 | 120 | 32 | 2.2 |
| Raw material(Fine Powder) | Granulated Powder |
  |
 |
Mechanical Property of Sintered Parts Using Granulated Powder
Relation Between Sintering Temperature and Density
| Granulated powder | Conv.P/M (-100mesh) |
|||
|---|---|---|---|---|
| GR0508 | GR1008 | GR2008 | ||
| Tensile strength(MPa) | 644 | 575 | 427 | 340 |
| Hardness HRB | 80.6 | 77.1 | 65.9 | - |
