High-Performance Flexible TPU for Durable, Elastic Prints

The Fire Red NinjaTek NinjaFlex TPU 85A Filament (1.75mm, 0.5kg) is a premium flexible filament engineered for durability, elasticity, and consistent performance. Known for its industry-leading flexibility and strength, NinjaFlex delivers reliable extrusion and exceptional layer adhesion, making it ideal for demanding applications where standard rigid filaments fall short.

With its vibrant fire red color and rubber-like properties, this TPU filament is perfect for producing functional, impact-resistant parts that require flexibility and resilience.

Key Features & Benefits

• 85A Shore Hardness
  Flexible yet firm, offering an ideal balance between elasticity and structural integrity
• Exceptional Layer Adhesion
  Produces strong, durable parts with excellent interlayer bonding
• High Elasticity & Flexibility
  Can stretch, compress, and bend without cracking or breaking
• Abrasion & Impact Resistance
  Ideal for parts exposed to repeated stress or wear
• Smooth, Consistent Extrusion
  Engineered for reliable printing with reduced clogging
• Vibrant Fire Red Color
  Bold, high-visibility finish for functional and aesthetic applications

Typical Applications

• Gaskets, seals, and flexible joints
• Phone cases and protective covers
• Wearable components and straps
• RC tires and drone parts
• Vibration dampeners and shock absorbers
• Industrial and mechanical flexible parts

Material & Compatibility

NinjaFlex TPU 85A is a thermoplastic polyurethane designed for flexibility, durability, and long-lasting performance. It offers a rubber-like feel while maintaining excellent print reliability when properly configured.

Printability & Performance:

• Flexible filament requires slower print speeds for best results
• Excellent layer adhesion for durable parts
• Minimal warping when printed correctly
• Consistent extrusion with tuned settings

Surface Finish & Strength:

• Semi-gloss flexible finish with a soft-touch feel
• Highly resistant to abrasion, wear, and repeated flexing
• Maintains shape and performance under stress

Printer Compatibility:

• Compatible with most 1.75mm FDM/FFF 3D printers
• Best suited for direct drive extruders
• Can be used with Bowden setups with proper tuning and reduced speeds

Temperature Guidelines:

• Nozzle: typically 220–240°C
• Bed: typically 0–50°C

Why Users Choose NinjaFlex TPU

• Proven performance in flexible 3D printing applications
• Reliable extrusion when properly configured
• Exceptional durability and elasticity
• Trusted material for professional and industrial use
• Consistent quality from NinjaTek manufacturing

NinjaFlex is widely used by engineers, product designers, and makers who require flexible materials that perform under real-world conditions.

Print Flexible Parts with Confidence

Upgrade your material capabilities with Fire Red NinjaFlex TPU 85A. Designed for strength, flexibility, and reliability, it’s the go-to choice for high-performance flexible 3D printing.