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TPU (Flexible)

3D Printing

Overview

TPU (Thermoplastic Polyurethane) is a flexible, rubber-like filament with excellent abrasion resistance and elasticity. It is ideal for parts requiring flexibility.

Mechanical Properties

Tensile Strength26-52 MPa
Elongation450-600%
Hardness85-95 Shore A

Physical Properties

Density1,210 kg/m³
Melting Point200-220°C

Applications

Gaskets
Seals
Phone cases
Wearables
Tires
Flexible hinges

Advantages

  • Flexible and elastic
  • Excellent abrasion resistance
  • Chemical resistant
  • Durable
  • Shock absorbing

Limitations

  • Slow printing
  • Difficult with Bowden extruders
  • Stringing
  • Hygroscopic
  • Expensive

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