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NinjaFlex Flexible 3D Printing Filament

Availability: In stock


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  • NinjaFlex Flexible 3D Printing Filament
  • NinjaFlex Flexible 3D Printing Filament
  • NinjaFlex Flexible 3D Printing Filament
  • NinjaFlex Flexible 3D Printing Filament

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With this product, you earn 46 loyalty point(s). 46 points = $2.30.


NinjaFlex flexible filament leads the industry thanks to its superior flexibility and longevity compared to non-polyurethane materials. Its consistency in diameter and ovality (roundness) outpaces other polyurethane materials.

Made from a specially formulated thermoplastic polyurethane (TPU) material, this patented technology boasts a low-tack, easy-to-feed texture. The result is uniquely flexible, strong prints ideal for direct-drive extruders.

Suggested Applications:

  • Seals, gaskets, plugs, leveling feet, protective applications.

Key Features:

  • Shore Hardness =85A
  • Truly flexible(no fill or layer manipulation required to achieve performance)
  • 660% elongationallows for repeated movement and impact without wear or cracking
  • Polyurethane compositionallows for excellent vibration reduction
  • Patentedlow friction exteriorallows for smooth feeding
  • Abrasion resistance20% better than ABS and 68% better than PLA
  • Consistent diameterand material properties providing reliable, high quality prints
  • Chemical resistantto many materials, including naphtha, ASTM Oils #1-3, petroleum and freon
  • Adheres to all standard build platforms without glue or tape
  • REACH and RoHS 2002/95/EC Directive compliant

Printing Guidelines:

  • Extruder Temperature:225degC - 235degC
    Platform Temperature:Room temperature - 40degC
    Glue and/ or blue painters tape is suggested if not using a heated bed.
  • Print Speed:
    Top and bottom layers:10-20 mm/ sec (600-1200 mm/ min)
    Infill speeds:15-35 mm/ sec (900-2100 mm/ min)
    Layer 2+ use cooling fan if available.


  • Product information: ninjatek.com/products/filaments/ninjaflex/
  • Troubleshooting Guide: ninjatek.com/resources/print-quality-troubleshooting-guide/