SainSmart TPU Red 1kg

SainSmart

SainSmart TPU Filament 1.75mm, GT-3 Flexible 3D Printer Filament for High-Speed Printing 500mm/s, Red, 2.2 LBS (1KG) Spool, Dimensional Accuracy +/- 0.04mm

TPU Red 1kg

Compare all 13 SainSmart TPU 1kg listings →

Total Size
1KG
Color(s)
Price / kg
$29.99/kg
Total
$29.99

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Product Details

  • Hyper Speed: The SainSmart GT-3 TPU filament is designed to balance high printing speeds of up to 500mm/s with printing quality. 5 times faster than regular TPU filament.
  • Durability: The filament is resistant to damage from sunlight and aging factors, which enhances its lifespan and keeps its performance intact. This makes it suitable for a variety of applications, especially those exposed to outdoor or harsh environments.
  • Elasticity & Toughness: With a hardness rating of 95A, this filament offers high elasticity and exceptional toughness. It is ideal for creating intricate and bendable prints that require movement, such as phone cases, flexible toys, prosthetics, and other parts that need to stretch or deform.
  • Compatibility: This filament, with its 1.75mm diameter, will work on a variety of 3D printers like Creality K1, K1 Max, Ender-5 S1, Anycubic Kobra 2, ELEGOO Neptune 4, Bambu 3D Printers, Ankermake M5 & AnkerMake M5C, Flashforge Adventurer 5M & Adventurer 5M Pro, Prusas, Monoprice, FLSUN V400, Artillery, Qidi MAX3, SCRIB3D, MYNT3D, etc.
  • Recommend Printing Setting: Nozzle Temp: 220-240°C, bed Temp: 30-50°C, printing speed:300mm/s, dimensional accuracy +/- 0.04 mm.

From the listing on Amazon.

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Printing SainSmart TPU

SainSmart TPU in Red runs on the TPU profile below, and this listing is a 1kg spool. TPU is best suited to flexible, rubber-like parts such as phone cases, gaskets, and vibration dampers. Brands and even individual spools vary, so treat these as starting points and run a quick temperature tower to lock in the sweet spot for your printer.

Nozzle temp
210-240°C
Bed
30-60°C
Enclosure
Not needed
Drying
55-70°C, 4-8h
Heat resistance
Varies by grade
Difficulty
Advanced

Ranges checked against Bambu Lab and Prusa data. Heat resistance is the heat deflection temperature (HDT). Read our TPU filament guide for bed adhesion, drying, troubleshooting, and material-specific tips.

Nozzle Compatibility

Flexible filament is not abrasive, so brass and hardened steel both work. Size matters more: the higher pressure in a small nozzle makes soft filament buckle in the extruder.

Nozzle type
Brass or hardened steel
0.2 mm
Cannot use
Flexibles buckle.
0.4 mm
Can use
Fine for 95A and harder.
0.6 mm
Can use
Needed for 85A and softer.
0.8 mm
Can use
Large, fast parts.

Based on Bambu Lab and Prusa guidance. More in our nozzle types guide.

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