NinjaTek NinjaFlex™ Flexible 3D printing filament

NinjaFlex®, a cutting-edge filament for 3D printers, is a specially formulated Thermoplastic Elastomer (TPE) that produces flexible prints with elastic properties. Patent pending technology allows for smooth feeding and clean, high-quality printed parts.

Suggested Applications: Seals, gaskets, plugs, leveling feet, protective applications.



  • Filament shore hardness of approximately 85A
  • Consistent diameter and material properties provide reliable, high quality prints
  • Low tack, low CoF exterior allows smooth feed through filament guides
  • High elasticity and excellent abrasion resistance
  • Outstanding heat and water resistance
  • Excellent build platform adhesion and bonding between layers
  • REACH and RoHS 2002/95/EC Directive Compliant Best Suited For:
  • Desktop FDM 3D printers using 1.75mm or 3mm filament.
  • 3D printers that accept other types of filaments including ABS and PLA.


Extruder Temperature:  225°C – 235°C
Platform Temperature: Room temperature – 40°C
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.

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