Tier List

Ultem 1010

Ultem 1010 • Polyetherimide (PEI)

A

Second best at literally everything after PEEK. Second stiffest, second strongest, second most heat-proof. Can withstand electricity, chemicals, radiation, fire, and trucks simultaneously. Once you pass the gear check, surprisingly friendly to print.

super polymerEnclosure RequiredDry Storage
Warnings
  • Cannot use standard PEI build plate
  • Requires industrial-grade printer
Print Settings
Print Temp380-425°C
Bed Temp140-160°C
Chamber Temp130-150°C
Enclosure:Required
Material Properties
Strength90
Flexibility10
Heat Resistance96
Resistance Ratings
UV Resistance
Excellent
Chemical Resistance
Excellent
Humidity Sensitivity
Medium
Usability
Ease of Printing
(2/5)
Price Tier
$$$$(Premium)
Requires dry storage
Pros
  • Second best at everything
  • Incredible all-around resistance
  • Low thermal expansion
  • Tighter tolerances than most super polymers
  • Actually friendly to print (once set up)
Cons
  • $400+ per kg
  • 425C nozzle required
  • 160C bed required
  • Needs 150C convection oven just to dry
  • Cannot print on PEI build plate (obviously)
Use Cases
AerospaceMedical sterilizationElectrical insulatorsExtreme environments

Also known as: pei, polyetherimide, ultem

Data sourced from Zack Freedman / Voidstar Lab