TPE (Shore 85A)
Generic / House Brand
⬡ Chemical Resistant
210–240
°C
Print Temp
25–50
°C
Bed Temp
60
°C
Max Service
Overview
Thermoplastic Elastomer at Shore 85A hardness — softer than TPU 95A, producing very grippy, rubber-like parts. Excellent elongation before break. Used for grips, seals, and anything needing true rubberiness.
Properties
Difficulty
advanced
Flexibility
flexible
Layer Adhesion
excellent
Enclosure
no
Heated Bed
no
Dry Storage
recommended
Pros
- Very soft and grippy
- High elongation before break
- Good temperature resistance
- Chemical resistance to oils
- Better damping than TPU
- Real rubber feel
Cons
- Very difficult to print — clogs easily
- Must print extremely slowly
- Bowden tubes often jam — direct drive only
- No bridges or overhangs possible
- Weak infill adhesion
Best For
- Grips|Seals and gaskets|Vibration dampeners|Anti-slip pads|Flexible joints
Avoid For
- Bowden printers|Complex geometry|Fast printing|Non-direct-drive setups
Storage
Keep sealed from moisture. Can become stickier when wet. Print very slowly (15–20mm/s). Direct drive extruder essential.
Brands
NinjaTek ChinchillaPolymaker PolyFlex TPEFillamentum Fiberflex