PEI, PSU & PPSU – High-Performance Plastics Ready from Stock

17.03.2025

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At COMCO EPP, we supply high-quality PEI, PSU, and PPSU semi-finished products – including medical-grade PPSU – directly from stock.
These engineering plastics offer excellent heat resistance, dimensional stability, chemical resilience, and steam sterilization capability – making them ideal for critical applications across industries.

Our portfolio includes:

PEI (Polyetherimide)

Semi-transparent with outstanding dielectric properties and resistance to steam and vapour.
Applications: Microwave components, high-temperature insulators, steam systems

PSU (Polysulfone)

Amber-tinted, dimensionally stable and chemically resistant – ideal for food handling and lab environments.
Applications: Laboratory equipment, filtration, food industry, aerospace

PPSU (Polyphenylsulfone) & PPSU Medical Grade

Exceptional strength, sterilizability, and chemical resistance – also available as PPSU MG (Medical Grade) for healthcare needs.
Applications: Medical devices, plumbing, aerospace, filtration, membrane housing

Available as sheets and round rods – directly from our warehouse.

Let’s find the right material for your next challenge.

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More contributions

Comco Crane Industry

At COMCO EPP, we manufacture plastic components specifically engineered to meet the tough demands of crane construction and hoisting equipment.

Skip

At COMCO EPP, we specialize in custom-manufacturing plastic components for skip and compactor containers – precisely tailored to your drawings and technical requirements.

Comco EPP Water Treatment

At COMCO EPP, we develop engineering plastics that stand up to the harshest conditions in municipal, industrial, and seawater treatment – including exposure to ozone, chlorine, and sodium hypochlorite.