BASF Natural Ultrafuse TPU 85A Filament 1.75mm, 0.75 kg

In Stock
Flexible filament based on BASF Elastollan thermoplastic
  • High wear resistance
  • Good abrasion resistance
  • Great low-temperature flexibility
  • Superb tear resistance
  • Outstanding damping characteristics
  • Good resistance to oils, greases, oxygen, and ozone
  • High tensile strength
  • Slip-resistant
We Accept Purchase Orders From All Educational Institutions and Eligible Business Customers
Filament Specs
  • Diameter: 1.75 mm
  • Spool weight: 0.75 kg
  • Color name: Natural
  • Color attribute: Solid
The estimated lead time is 5-10 business days.

The BASF Ultrafuse TPU 85A is a thermoplastic polyurethane filament based on BASF Elastollan material and optimized for FFF 3D printing. The material features characteristics of both thermoplastics and rubbers, combining durability and extreme flexibility.

Exceptional elasticity alongside wear and abrasion resistance, high tensile strength, and resistance to chemicals make the Ultrafuse TPU 85A suitable for a bunch of applications. It is widely used in automotive industry for interior elements manufacturing, in agriculture, and construction. Due to its flexibility and excellent damping properties, the TPU 85A is an ideal solution for sportswear and athletic shoes fabrication. The BASF Ultrafuse TPU 85A comes in its natural white color.

BASF Natural Ultrafuse TPU 85A Filament 1.75mm, 0.75 kg



  • Print bed temperature: 40 °C
  • Nozzle temperature: 200–220 °C
  • Recommended bed surface: Glass 
  • Nozzle diameter: ≥ 0.4 mm
  • Print speed: 15–40 mm/s
  • Filament density: 1114 kg/m³
  • Compression set at 23 °C, 72 h: 26% 
  • Compression set at 70 °C, 24 h: 52%
  • Abrasion resistance: 82 mm³
  • Shore A hardness (3 s): 85 
  • Shore D Hardness (15 s): 29 
  • Stress at 50% elongation, ISO 527: 7.2 MPa (XY), 6.2 MPa (ZX)
  • Stress at 100% elongation, ISO 527: 8.7 MPa (XY), 7.5 MPa (ZX)
  • Stress at 200% elongation, ISO 527: 10.1 MPa (XY), 9 MPa (ZX)
  • Stress at break, TPE, ISO 527: 34 MPa (XY), 10 MPa (ZX)
  • Elongation at break, TPE, ISO 527: 600% (XY), 320% (ZX)
  • Young’s modulus, ISO 527: 20 MPa (XY), 27 MPa (ZX)
  • Impact strength Charpy (notched), ISO 179-2: no break
  • Impact strength Charpy (notched) at -30 °C, ISO 179-2: 47.3 kJ/m² (XY), 95.4 kJ/m² (XZ), 9.3 kJ/m² (ZX)
  • Impact strength Izod (notched), ISO 180: no break
  • Tensile notched impact strength, ISO 8256-1: no break (XY), no break (XZ), 111 kJ/m² (ZX)
  • Tear strength, ISO 34-1: 80 kN/m (XY), 18 kN/m (XZ), 30 kN/m (ZX)
  • Glass transition temperature: -44 °C
  • Vicat softening point at 50 N: 35 °C


Spool specs

  • Filament diameter: 1.75 mm
  • Spool weight: 0.75 kg
  • Available colors: Natural
  • Color attribute: Solid

The BASF Ultrafuse TPU 85A 1.75 mm 3D printing filament is sold in 0.75 kg spools. It comes vacuum-sealed with desiccant.

BASF Natural Ultrafuse TPU 85A Filament 1.75mm, 0.75 kg

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