Fibreheart Rebound PEBA 85A Black Elastic Filament


Ship to: US
Size: 800g
Color: Black
Price:
Sale price$59.99 USD

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Description

Available on Amazon US

62% Energy Return – True elasticity and fast rebound, outperforming standard TPU.

Soft & Resilient (85A) – Flexible, impact-absorbing, and deformation-resistant.

Lightweight Performance – ~12% lighter than common TPU for sports, drones, robotics.

All-Weather Durability – Remains flexible and strong even at -30°C.

Chemical-Resistant – Withstands oils, greases, and industrial solvents.

Lightweight Construction (~12% lighter vs TPU)

A low density of ~1.0 g/cm³ helps you reduce part weight without losing durability.

Ideal for:

  • Sporting goods
  • Drones & UAV
  • Mobile robotics
  • Wearables

Outstanding Low-Temperature Performance

Stay flexible and strong at -30°C. No brittleness. No cracking.

Perfect for:

  • Winter gear
  • Outdoor equipment
  • All-weather components

Exceptional 62% Energy Return

PEBA 85A delivers true elasticity and instant rebound, far beyond standard TPU.

Perfect for:

  • High-performance midsoles
  • Orthotics & insoles
  • Protective/cushioning components

Soft 85A Flexibility with Long-Term Resilience

  • Bend, flex, compress — without cracking or fatigue
  • Superior shock absorption
  • Excellent creep resistance
  • Maintains structure after repeated deformation

Chemical & Environmental Resistance

Thanks to its nylon-based backbone (PA12), PEBA 85A resists:

  • Oils
  • Greases
  • Fuels
  • Industrial solvents

Ensures long-lasting durability in harsh conditions.

Printing Recommendation

  • Nozzle Temperature: 230–260°C
  • Bed Temperature: 60–80°C
  • Print Speed: 40–80 mm/s
  • Cooling: On for better surface quality
  • Nozzle: 0.4–0.6 mm (0.6 mm recommended for flexible parts)
  • Drying: 60°C for 4–6 hours recommended

User manual

Profiles

Download for Bambu

For others, please start with the settings provided in user manual

Product Specifications

Shore Hardness 85A
Energy Return 62% Bayshore
Density ~1.0 g/cm³
Low Temp Performance Non-break @ -30°C
Chemical Resistance Oils, greases, solvents
Material Type PEBA (Polyether Block Amide)
Format 1.75mm Filament, 0.8kg

FAQ

Yes. It offers more rebound, better low-temp performance, and greater softness.

Yes — that's one of the best use cases for PEBA 85A.

Absolutely. It’s lightweight and impact-resistant.

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