|
Comparison of parts
manufacturing processes in terms of shaping capabilities
|
||
|
Property
|
Investment casting
|
MIM
|
|
Min. bore diameter
|
2mm
|
0.4mm
|
|
Max. depth of a 2mm dia
blind hole
|
2mm
|
20mm
|
|
Min. wall thickness
|
2mm
|
<1mm
|
|
Max. wal thickness
|
unlimited
|
5mm
|
|
Tolerance at 14mm dimension
|
+/- 0.2mm
|
+-0.06mm
|
|
Surface roughness Ra
|
5µm
|
4µm
|
(Schlieper, EPMA MIM Short Course, Delft, September 1992)
.