TPU 87A
⬡ Chemical Resistant
220–240
°C
Print Temp
30–60
°C
Bed Temp
80
°C
Max Service
Overview
Very soft flexible filament. Noticeably softer than 95A — compresses easily under light pressure. Excellent for cushioning and very soft grips. Direct drive only. Print 220-240°C nozzle, 30-50°C bed.
Properties
Difficulty
advanced
Flexibility
elastomer
Layer Adhesion
excellent
Enclosure
no
Heated Bed
recommended
Dry Storage
required
Pros
- Very soft and compressible
- Excellent cushioning
- Great grip surfaces
- Tear resistant
- Good cold temperature flexibility
Cons
- Direct drive only
- Very slow print speeds
- Significant stringing
- Poor overhangs
- Not for any structural use
Best For
- Orthotic insoles
- soft grips
- pet toys
- stress balls
- ear tips
- soft buttons
Avoid For
- Bowden printers
- structural parts
- detailed overhangs
- anything needing rigidity
Storage
Extremely hygroscopic. Dry 8h @ 55°C. Must be bone dry — wet 87A is unprintable.
Laser Compatibility
LASER INTERACTION
Safety: CAUTION to AVOID — softer TPU, same isocyanate concerns as TPU 95A.
Note: Softer durometer means higher elastic deformation during laser — the part may move/distort. Doubly impractical for laser work.
Brands
Ninjaflex SemiFlexPolymaker PolyFlexRecreus Filaflex 82ASainsmart Flexible