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notes/3D printing/Filament.md
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@ -173,5 +173,18 @@ TPU is the most common flexible filament
- About as hard as the sole of a running shoe
- Good for things like bumpers or hinges
- Still fairly easy to print
### TPU ()
### TPU (~80A)
- Very soft
- Prints at very low speed, can wrap itself around the drive gears
# TPE (Thermoplastic Elastomer)
| Pros | Cons |
| ------------------------ | ---------------------------------- |
| - Flexible<br>- Stretchy | - **Very** difficult to print with |
# SEBS (Styrene Ethylene Butterine Styrene)
TPE enhanced with the same chemicals used to make ABS.
| Pros | Cons |
| ---------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------- |
| - Prints much better than TPE<br>- Very flexible and tough | - Very hygroscopic<br>- Styrene fumes released during printing<br>- Softens at a very low temp<br>- Still requires some level of tuning |