PEI(Ultem)
- Polyetherimide has a high mechanical strength in connection with a good chemical and heat resistance
(operating temperature up to +170℃).
good dimensional stability and creep resistance.
● Properties
▶ very high strength and rigidity
▶ high creep resistance
▶ high thermostability
▶ high weather resistance
▶ high radiation resistance against Y-rays
▶ self-extinguishing
▶ limited resistance to stress cracks
● Applications
▶ parts for electrical engineering
▶ food industry
▶ aircraft construction