Flexible, rubbery materials

TPU from SLS 3D printing: flexible components according to your needs

20.03.2023

All about TPU from additive manufacturing with SLS: advantages, design notes, application examples and technical properties.

SLS TPU 3D-Druck Bauteil knickbar

Autor

Markus Grimm
Chief Virtual Printfactory

Suitable technologies

Selective Laser Sintering (SLS)

SLS 3D printing for plastics

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Suitable materials

TPU (SLS)

Elastic and wear-resistant material

  • Density [g/cm3] 0.78
  • Tensile strength [MPa] 2.1
  • E-modul [Gpa] 0.01
  • Flexural modulus [Gpa] 0.1
  • Elongation at break [%] 200
  • Shore hardness 59A
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TPU thermoplastic polyurethane (FDM)

TPU is a lightweight polyurethane-based plastic with rubber-like properties.

  • Components with simple geometry (e.g. bicycle handles)
  • Dichte [g/cm3] 1.13
  • Zugfestigkeit [MPa] 17
  • E-Modul [Gpa] 0.02
  • Biegefestigkeit [MPa] 2.5
  • Biegemodul [Gpa] 0.036
  • Wärmeformbeständigkeit @0.45MPa [°C] 38
  • Dehnung bis Bruch [%] 552
  • Härte in Shore 92A
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