Properties of SLS materials
This page lists the available SLS materials and presents their mechanical properties, as they are relevant for application of design rules.
Polyamide PA12 PA2200
Source EOS
Polyamide PA2200 is the basic material for SLS technology. The property profile of durable white parts made from PA 2200 is very balanced: such parts are characterized by strength, rigidity and good chemical resistance. They are also biocompatible and certified for contact with foodstuffs.
| Product properties |
| Layer thickness | 100 μm |
| Avg. grain size | 56 μm |
| Powder density | 0.45 g/cm3 |
| Part density | 0.93 g/cm3 |
| Thermal properties |
| Property | Value |
| Melting temperature | 172°C-180°C |
| Vicat softening temperature | A/50 | B/50 |
| 181°C | 163°C |
| Mechanical properties |
| Property | Value |
| Tensile modulus | 1700 MPa |
| Tensile strength | 48 MPa |
| Elongation at break | 24% |
| Flexural modulus | 1500 MPa |
| Flexural strength | 58 MPa |
| Charpy - Impact strength | 53 kJ/m2 |
| Charpy - Notched impact strength | 4.8 kJ/m2 |
| Izod - Impact strength | 32.8 kJ/m2 |
| Izod - Notched impact strength | 4.4 kJ/m2 |
| Ball indentation hardness | 78 N/mm2 |
Glass filled polyamide PA12 GF3200
Source EOS
PA 3200 GF is a whitish, glass-filled Polyamide-12 powder, which is characterized by an excellent stiffness in combination with good elongation at break: Laser-sintered parts from PA 3200 GF possess excellent material properties:
high stiffness
high mechanical wear-resistance
good thermal loadability
excellent surface quality
high dimensional accuracy and detail resolution
good processability
excellent long-term constant behaviour
| Product properties |
| Layer thickness | 100 μm |
| Density | 1.22 g/cm3 |
| Thermal properties |
| Property | Value |
| Melting temperature | 176°C |
| Temperature of deflection under load | 1.80 MPa | 0.45 MPa |
| 96°C | 157°C |
| Vicat softening temperature | 50°C/h 10N | 50°C/h 50N |
| 179°C | 166°C |
| Mechanical properties |
| Property | Value |
| Tensile modulus |
| -building direction | 2500 MPa |
| -transversal direction | 3200 MPA |
| Tensile strength |
| -building direction | 47 MPa |
| -transversal direction | 51 MPa |
| Strain at break |
| -building direction | 5% |
| -transversal direction | 9% |
| Flexural modulus |
| -transversal direction | 2900 Mpa |
| Flexural strength |
| -transversal direction | 73 MPa |
| Charpy impact strength |
| -transversal | 35 kJ/m2 |
| Charpy notched impact strength |
| -transversal | 5.4 kJ/m2 |