Ultem®

High strength plastic with outstanding electrical and high service temperature properties

About Ultem®

sheets and discs of Ultem® stacked in various colorsUltem® (polyetherimide) is a semi-transparent high strength plastic material that can operate in high service temperature environments. Ultem® is resistant to hot water and steam and can withstand repeated cycles in a steam autoclave. FDA compliant grades of Ultem® material are available. For Ultem® chemical resistance view our chart.

Ultem® has outstanding electrical properties, with one of the highest dielectric strengths of any thermoplastic material.

To learn more about Ultem® material properties, view the tables below.

Length, width, thickness, and diameter tolerances vary by size, by manufacturer, brand, and grade. Custom sizes available along with FDA compliant, USP Class VI compliant, and medical grade options.

Ultem® Plastic Properties and Material Options

Ultem® 1000– Unfilled or unreinforced 1000 series plastics are translucent amber in color and combine exceptional mechanical, thermal, and electrical properties.

Glass-Filled Ultem® 2300– The addition of glass fiber reinforcement in the 2000 series, enhances tensile strength, stiffness, and overall dimensional stability.

Tech Tip– Ultem® is often used instead of polysulfone when superior strength, stiffness, or temperature resistance is required.

Typical Ultem® Properties

Physical Properties

Ultem® Mechanical Properties

Thermal Properties

Electrical Properties

Optical Properties

Other Properties

Values may vary according to brand name. Please ask your Curbell Plastics representative for more specific information about an individual brand.

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Curbell Plastics, Inc. Unauthorized use is strictly prohibited. All other trademarks, service marks and logos used herein are property of their respective owners. All rights hereto are retained by Curbell Plastics and any third party owners of such rights. All statements, technical information and recommendations contained in this publication are for informational purposes only. Curbell Plastics, Inc. does not guarantee the accuracy or completeness of any information contained herein and it is the customer's responsibility to conduct its own research and make its own determination regarding the suitability of specific products for any given application.

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