Technical datasheet
Duratron® U1000 PEI
Supplied byMitsubishi Chemical Advanced Materials- Last Updated on Sep 2, 2025
Duratron® U1000 PEI by Mitsubishi Chemical Advanced Materials is an amorphous, flame-resistant polyether imide (PEI) grade. Exhibits high strength, low smoke emission and excellent heat resistance. Offers good hydrolysis resistance, high resistance to acidic solutions and capable of withstanding repeated autoclaving cycles. Its stock shapes are produced from selected batches of a specific ultem polyetherimide resin. Recommended for reusable medical devices, analytical instrumentation, electrical & electronic insulators (including many semiconductor process components) and a variety of structural component applications. Duratron® U1000 PEI complies with UL 94 V-0 flame rating, FDA, EU regulation directive 2002/72/EC, ISO 10993-1 and USP Class VI regulations.
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Duratron® U1000 PEI properties
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Maximum Service Temperature, Air | 0.0 Visible After Login | Visible After Login | Visible After Login |



