HELLO3D Flexible TPU Filament 0.8kg – Rainbow B, front view on white background
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HELLO3D Flexible TPU 0.8 kg – Rainbow B

Rainbow, flexible TPU filament for both functional and design prints. The Hello3D “Rainbow B” variant delivers a smooth color transition throughout the print. Hardness 95A, precision ±0.05 mm, recommended printing 200–230 °C / 0–60 °C / 20–40 mm/s. Vacuum-packed with silica gel.

580 Kč
In stock

Product details

SKU:
WC30785
Brand:
Hello 3D
Category:
Filament

Product description

Overview

HELLO3D Flexible TPU 0.8 kg – Rainbow B is a multicolor (rainbow) flexible filament made of thermoplastic polyurethane for FDM/FFF printing. Thanks to a Shore 95A hardness, it is suitable for parts requiring elasticity, impact damping, and abrasion resistance—from grips and covers to fashion and decorative items that also stand out with the smooth “Rainbow B” color transition.

Why choose this filament

  • Multicolor “Rainbow B” gradient for striking, unique prints—the color changes along the filament length. Hello3D uses Rainbow A/B/C/D labeling for rainbow series; variant B offers a different sequence of shades.
  • Flexible TPU with Shore 95A hardness—high toughness, impact and abrasion resistance.
  • Diameter precision ±0.05 mm for stable feeding and quality surface finish.
  • Vacuum packaging with desiccant to minimize moisture—ready to print.
  • Proven print settings from manufacturer/resellers, compatible with most desktop 3D printers (direct drive preferred).

Recommended print settings

  • Nozzle temperature: 200–230 °C
  • Bed temperature: 0–60 °C
  • Print speed: 20–40 mm/s
  • Retraction: short or minimal (depends on printer), lower speeds improve reliability.
    Values are based on recommendations verified by Hello3D TPU resellers.

Tips for printing TPU

  • Prefer a direct drive extruder (print slower on Bowden setups).
  • Keep the filament dry; store it back in a resealable bag with silica gel between prints.

Applications

  • Flexible functional parts: seals, feet, anti-vibration pads, mounts, covers.
  • Design and fashion: bracelets, accessories, grips, decorations with a rainbow effect.
  • RC and hobby: tires, flexible couplings, dampers.

Compatibility and logistics

  • Filament diameter: 1.75 mm (precision ±0.05 mm).
  • Net weight: 0.8 kg.
  • Packaging: vacuum-packed with silica gel in a resealable bag.
  • In Czech e-shops it is also offered as “HELLO3D TPU (Flexi)” with a 0.8 kg option and verified AMS compatibility (spool width suitable for AMS). Parameters may vary slightly by batch.

Key features:

  • “Rainbow B” gradient for visually attractive prints.
  • Flexible TPU with 95A hardness—impact and abrasion resistance, excellent vibration damping.
  • Stable dimensional accuracy ±0.05 mm for reliable feeding.
  • Proven print recommendations: 200–230 °C / 0–60 °C / 20–40 mm/s.
  • Vacuum packaging with desiccant for moisture protection.
  • Compatible with most FDM printers; ideal with a direct drive extruder.

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