TPUs are flexible filaments known for their elasticity. These are materials that can be stretched and bent easily. TPUs are popular in the field of 3D printing because of their elasticity and their ability to produce flexible and resilient objects.
Why TPU?
TPU filaments offer excellent layer adhesion, promoting print quality, while their flexibility allows the production of prototypes, shoe soles, and other components requiring resistance to deformation. They are also very effective in terms of impact and wear resistance. This adaptability in 3D printing further expands the field of application of TPUs, making them a material of choice for projects requiring both strength and flexibility. The degree of flexibility will depend on the hardness of the filament used, indicated in Shore A.
Advantages
- Very flexible
- Dimensionally stable
- Very good inter-layer adhesion
- High impact and cut resistance
- High abrasion and wear resistance
- Very good resistance to oils and greases
Disadvantages
- Difficult to print
- Highly hygroscopic
- Requires a low printing speed
- Very poor bridges and overhangs
- Difficult to remove supports
How to print TPU?
Printing with TPU may seem daunting at first, with its unique challenges and precise requirements. But don't worry, we're here to guide you through the process.
The settings should be adjusted according to your 3D printer
Extrusion Temperature
220°C to 240°C
Bed temperature
50°C - 70°C
Printing speed
25 - 40 mm/s
Adhesion
Uhu glue
Cooling
20%
Questions / Answers
Why is it important to adjust the printing speed when printing with TPU?
It is important to reduce the printing speed because the flexibility of TPU can cause it to bend during rapid movements, which can lead to clogs in the extruder.
How does the printing temperature affect TPU printing?
TPU has a unique melting temperature, so adjusting the printing temperature when switching to TPU is necessary to ensure proper melting and adhesion.
What should be considered regarding the build plate temperature for TPU?
The bed temperature must be adjusted because different materials have different glass transition temperatures, which affects how the TPU adheres to the bed.
What is the challenge with retraction settings for TPU?
Retraction requires careful adjustment with TPU; too little retraction causes stringing, and too much can cause clogging due to the filament's flexibility.
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Starting from 32,95 € Choice of options This product has several variations. Options can be selected on the product page. -
Starting from 32,95 € Choice of options This product has several variations. Options can be selected on the product page. -
Starting from 32,95 € Choice of options This product has several variations. Options can be selected on the product page. -
Starting from 32,95 € Choice of options This product has several variations. Options can be selected on the product page.