M&M
Mold & Matter
Flexible

TPU Flexible 3D Printing

For parts that need to bend, grip or absorb shock, TPU is the answer. This rubber-like material flexes and stretches without breaking — perfect for phone cases, seals and anything that shouldn't be rigid.

Why choose TPU

Flexible and elastic — bends and stretches without cracking
Grippy, soft-touch feel with a Shore 95A hardness
Abrasion- and wear-resistant for long-lasting parts
Useful for parts that need grip, cushioning or compression
Absorbs shock, vibration and impact
Strong layer adhesion for reliable flexible parts

Technical Specifications

Key parameters for TPU printing

Print Temperature:210-230°C
Bed Temperature:50-60°C
Density:1.20 g/cm³
Shore Hardness:95A
Elongation at Break:580%

What people print in TPU

Choose TPU whenever a part needs to flex, grip, seal or take a hit.

Custom phone cases and device bumpers
Gaskets, seals and O-rings
Vibration dampeners and shock mounts
Wearable straps and grips
Protective covers and sleeves
Flexible hinges and living joints

Should you choose TPU, PETG or PLA?

TPU is the flexible option. Pick it when rigid plastic would crack, slide, scratch or feel wrong in use.

Choose TPU when

Your part needs to bend, grip, compress, cushion, seal or absorb impact instead of staying rigid.

Choose PETG instead when

The part needs toughness but should remain rigid, such as a bracket, mount, enclosure, jig or outdoor fixture.

Choose PLA instead when

The part is a visual model, prototype, miniature or display piece where low cost and detail matter more than flexibility.

TPU printing questions

Quick answers for buyers deciding whether a flexible material is actually the right call.

Is TPU actually flexible after 3D printing?

Yes. TPU prints as a rubber-like material, but the final flexibility depends on wall thickness, infill, shape and part size. Thin sections flex more; chunky parts feel firmer.

What should I print in TPU?

TPU is best for grips, bumpers, protective covers, vibration dampeners, soft feet, straps, simple seals and parts that need to bend without snapping.

Can TPU replace rubber?

Sometimes, for prototypes and many practical flexible parts. For certified seals, high-pressure gaskets or safety-critical rubber parts, share the requirement first so we can confirm whether TPU is suitable.

Ready to print in TPU?

Upload your STL, choose TPU, and get an instant quote. We inspect every order before printing because flexible parts are geometry-dependent, and the right settings matter.