| CHARACTERISTICS |
EXTRUDED |
PRESSED |
| Method of Obtainment |
Vacuum extrusion (sandstone) |
Pressing in moulds |
| Density |
Higher (confers greater resistance) |
Lower |
| Fastening Clamps |
Only possible in Extruded products |
Do not have Fastening Clamps |
| Dimensional Variations (Gauges) |
Apparently Higher (inherent to the process) |
Apparently Lower (moulds) |
| Finishing Parts |
Is only possible in Extruded products |
Impossible in Presses products - The moulds can only be flat |
| Production Cost |
Higher (various production stages) |
Lower (more simple) |
| Thickness |
Greater (more resistant) |
Lesser (less resistant) |
| Options |
Greater Variety |
Less Options |
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