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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

2.dr/ · Last modified: 2022/01/08 22:26 by soskicz

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