Ultem® PEI: Features and Applications

By Smart Products USA

Across varied industries, Ultem® PEI has been recognized as a trusted solution for diverse product manufacturing. Known for its consistency and ability to perform under extreme conditions, the plastic remains a material of choice for demanding applications.

What Is Ultem®?


Ultem® PEI is a plastic material that can operate in applications that require high heat, or flame or solvent resistance. This plastic is EU, Class VI, and ISO 10993 compliant, ensuring that it meets stringent standards for demanding industries. Other features of Ultem® include:

  • Ability to withstand gamma radiation, autoclaving, and steam sterilization, as well as ozone
  • Performance range of 200 °F to 400 °F
  • Effective operation with ozone
  • Semi-transparent properties
  • Provider of good flame resistance
  • Compatibility with oils, greases, detergents, lipids, disinfectants, lactic acid, freon, acetone, certain sodiums, and most caustic fluids

Industries That Benefit

Ultemâ PEI offers many advantages such as its mechanical strength, electrical insulation properties, and more, all of which make it an attractive choice for various industries. Many types of operations can benefit from this material, especially if they require durability, safety, and reliability. Some of the industries well suited for using Ultemâ include:

  • Healthcare – With its toughness and endurance, Ultemâ PEI is an attractive choice for many healthcare products such as catheters, rigid medical tubing, respirator components, infusion pumps, radiology systems, and more.
  • Aerospace – The material is widely used in the aerospace industry for weight reduction in place of metal parts and also since it has a high thermal resistance rating. More specifically, you’ll see the material used for applications including connectors, door handles, ventilation systems, oxygen panels, food tray containers, personal service units, and more.
  • Automotive – In the automotive industry, Ultem® is used for components such as fuel system parts, connectors, sensor housings, transmission parts, lighting systems, and more. Its chemical resistance and ability to perform at high temperatures makes the material highly valuable for the industry.
  • Industrial – The stability and chemical resistance of Ultem® help in maintaining precision in manufacturing processes. Common applications include pump components, valve parts, and chemical processing equipment.

How Smart Products Stands Out

At Smart Products USA, our team manufactures high-quality, custom products for nearly any application. For Ultem® products specifically, we produce valves in styles such as flange, cartridge, NPT, side seal, and more. We can do so thanks to our robust capabilities, being able to tailor check valves to your specific regulations and requirements. In addition, by choosing Smart Products for Ultem® PEI and products made of other materials, you’ll benefit from:

  • Our status as an ISO 9001:2015 certified manufacturer, meaning that our processes have met the requirements for a strong Quality Management System
  • Our American-based production and our ability to ship both nationally and internationally
  • The millions of possible configurations we supply for our products, allowing us to accommodate just about any application need
  • That our products are created to hold up when it counts, as each piece is built by hand and goes through a stringent sampling and testing process to ensure the highest quality possible

Contact Us to Get Started

If you’re looking for a versatile material that can provide benefits to many industries and applications, contact our team today. We’d love to discuss how Ultem® PEI should be your go-to-plastic, and we look forward to hearing from you.