★★★★★ 5.0 12 Google reviews since 2008 Made in Poland
  • ISO 9001:2015ISO 9001
  • Since 20082008
  • ±0.01mm Precision±0.01 mm
  • 98% On-Time Delivery98%
  • Made in PolandPoland

PAI and PEI Machining for High-Performance CNC Parts

Mechanical strength at elevated temperatures

PAI and PEI are high-temperature engineering plastics selected where mechanical strength, dimensional stability and electrical properties matter. We produce components from rods, plates and sheets, selecting the grade and manufacturer for the operating conditions and documentation.

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We specialise in PAI and PEI machining. We offer ultra-precision PAI and PEI machining using temperature-controlled CNC processes for components requiring high dimensional accuracy.

We work with PAI sold under the trade name Torlon® and PEI sold under the trade name Ultem®. We select the material and manufacturer according to the customer specification.

PAI and PEI are available as rods, sheets and plates. We use CNC processes to machine components from these forms.

PAI versus PEI - differences and available forms

Two high-performance plastics:

  • PAI (polyamide-imide) – Torlon® – a high-performance thermoplastic with exceptional strength and stability, selected for components operating in extreme mechanical and thermal environments.
  • PEI (polyetherimide) – Ultem® – an amorphous high-performance plastic combining mechanical strength with excellent dielectric properties and, for an appropriately selected PEI grade, compatibility with a required sterilisation method as confirmed by the material documentation.

Available forms for both materials:

  • Rods
  • Sheets
  • Plates

PAI and PEI properties

Key properties shared by PAI and PEI:

  • High dimensional stability
  • Excellent thermal resistance – operation at high temperatures
  • Good radiation resistance
  • Chemical resistance
  • Excellent dielectric strength
  • High mechanical strength – applications involving highly loaded components
Two black profiled corner brackets with mounting holes touching each other on a grey work surface.

PAI and PEI sectors and applications

Aerospace

Aerospace connectors and bushes for aviation and space applications. PAI and PEI are selected for components operating under extreme thermal, mechanical and radiation loads. Dimensional stability and radiation resistance are essential for aerospace applications.

Electronics and electrical engineering

The excellent dielectric strength of PAI and PEI makes them suitable for electronics insulation blocks and high-performance electrical components that require stable properties at elevated temperatures.

Medical applications and sterilisation

We produce medical components and precision spacers for medical instruments from appropriately selected PAI or PEI grades. When specifically requested by the customer, we select the material and grade for the required sterilisation method and confirm this against the material documentation.

High-temperature and highly loaded applications

High-temperature bushes, slide rings for highly loaded friction pairs and precision valve components. PAI and PEI are selected where standard plastics lose stability under mechanical or thermal load.

Three white cylindrical plastic bushings of different heights, standing and lying on a dark surface.

Typical PAI and PEI applications and components

This combined list of examples does not mean that every component can be made from any grade of PAI or PEI. In aerospace, electronics, electrical engineering, medical, high-temperature and highly loaded applications, the choice of plastic, specific grade and manufacturer depends on the project specification. The required sterilisation method must be confirmed in the documentation for the relevant grade.

View case studies

PAI and PEI CNC machining at ANBI-TECH

We offer:

  • Ultra-precision CNC machining of PAI and PEI
  • Temperature-controlled CNC processes – essential for maintaining material dimensional stability during cutting
  • CNC turning – bushes, slide rings and precision spacers
  • CNC milling – insulation blocks, valve components and connectors
  • CNC components made to technical drawings

ANBI-TECH holds PN-EN ISO 9001:2015, PN-EN ISO 14001:2015 and PN-EN ISO 45001:2024 certifications.

Explore our CNC capabilities
Three white plastic parts with holes, recesses and profiled edges against a dark studio background.

A trusted partner for PAI and PEI CNC machining

Choosing ANBI-TECH as your PAI or PEI machining partner gives you a company committed to the success of your project. We provide high quality, competitive pricing and reliable service. Our experienced team works closely with customers to understand their specific requirements and propose an effective solution.

We build long-term relationships based on trust, reliability and repeatable results. Our flexible approach accommodates changing requirements while maintaining quality standards and on-time delivery.

Technical consultation helps optimise designs for the machinability of PAI and PEI, potentially reducing costs while improving functionality. Our team provides sound assessments and recommendations based on many years of manufacturing experience.

We coordinate the complete component production process to deliver a finished part that meets the specification.

Our objective is to provide products and services to the highest standard and become the preferred partner for current and future PAI and PEI machining orders. Contact us to discuss your project requirements.

Discuss your project

PAI (polyamide-imide) and PEI (polyetherimide) are high-performance plastics for extreme environments. ANBI-TECH provides ultra-precision PAI and PEI machining using temperature-controlled CNC processes.

Legal notice

Torlon® and Ultem® are registered trademarks of their respective owners and are used for information only.

Frequently asked questions about PAI and PEI

Yes, both materials can be CNC machined. PAI and PEI require stable process conditions because their properties include high dimensional stability and thermal resistance. We machine them using temperature-controlled CNC processes, selecting the material and manufacturer to meet the project requirements and component specification.

No, Torlon® and Ultem® are not automatically suitable for every project. Torlon® is a trade name for PAI, while Ultem® is a trade name for PEI. The material and manufacturer are selected according to the project requirements and the properties of the relevant grade. A trade name alone does not confirm identical parameters or material availability for every application.

Yes, PEI transparency depends on the particular grade and application requirements. Identical optical properties should not be attributed to the entire PEI family. Component requirements and operating conditions must be defined so that the material and manufacturer can be selected for the project specification. This distinction is important when transparency affects component function.

No, not every PAI grade has identical sterilisation properties. We select a PAI grade for the required sterilisation process when this is specifically requested by the customer. The particular process and application requirements are assessed, so sterilisation capability should not be confirmed without identifying the grade and operating conditions.

The two materials should not be assumed to have identical application ranges. PAI and PEI can be used in aerospace, electronics and medical applications, but the choice depends on the properties of the grade and component requirements. Examples include aerospace connectors, bushes, sterilisable components, slide rings and valve components. A shared list of examples does not mean that every application suits every grade of PAI and PEI.

Customer reviews

Customer references

We publish references we have received and reviews from the ANBI-TECH business profile on Google Maps. The English versions are faithful translations of the Polish originals.

I can wholeheartedly recommend Anbi-Tech as a reliable and professional partner in machining and in manufacturing parts for the pharmaceutical industry. This is the third company where I have had the pleasure of working with Anbi-Tech, and the cooperation has been of the highest standard every time.

The pharmaceutical industry is exceptionally demanding: precision, on-time delivery, material quality and a full understanding of the customer’s needs all matter. Anbi-Tech has repeatedly proved that it is very well suited to this environment. The company has manufactured change parts, spare parts, filling needles, conveyor screws, components for dispensing powders and liquids, and many other production components for us.

The quality of the parts deserves particular recognition, whether they are made from 316L and 304 stainless steel or plastics such as POM, polyurethane and polycarbonate. The components are manufactured to a very high standard, with close attention to accuracy and detail, which is crucial in our industry.

Anbi-Tech has literally ‘saved our skin’ on many occasions in emergencies where time, a rapid response and a flexible approach to the customer mattered. A major strength of the company is its modern machinery, which enables it to complete even highly demanding projects while maintaining the highest standard of workmanship.

The people are equally important: the company’s staff always show complete commitment and a willingness to cooperate and provide technical support. Their extensive experience, professionalism and collaborative approach to customers are clear to see.

In pharmaceuticals, the ‘paperwork’, meaning certificates, is also important. The certificates have never been questioned during customer or regulatory audits, for example by GIF.

I strongly recommend working with Anbi-Tech to any company looking for a proven, reliable and quality-focused technical partner.

Dariusz Stachowicz, Senior Maintenance Manager, Polfa Warszawa S.A.

We had a very good experience working with Anbi-Tech on a new production line project for a bottling plant. Using a bottle sample and components from the old line, its engineer prepared the design and documentation for new change parts in SolidWorks. Anbi-Tech then manufactured timing screws, star wheels, drive components, bottle orienters, bottle turners and feeding components, among other items.

A major advantage is the end-to-end approach, from analysis and design through to the manufacture of finished components. Their considerable technical experience, precision and ability to solve unusual problems are clear. I recommend them.

Bartłomiej Ć, Specialist, ORLEN

We work with Anbi-Tech to manufacture parts and technical components for our projects. We value them above all for their workmanship, on-time delivery and excellent communication. When requirements are unusual, they can advise us and find a solution instead of simply manufacturing a part from a drawing. A reliable partner that I am happy to recommend.

Marek P., Production Manager, Triccor

A reliable company with extensive experience! They manufacture parts from steel, aluminium and specialist plastics such as POM and PTFE. Every service, whether turning, milling or CNC cutting, is carried out perfectly and with attention to the smallest detail. Excellent communication, professional advice and consistently on-time delivery. I wholeheartedly recommend them to anyone who needs reliable components.

Damian Lab

Send us your project for a quotation

PDF or DXF drawing, or a 3D model

For a quotation, send a PDF or DXF drawing or a STEP model with dimensions. State the material, the number of pieces and the quality requirements. A photograph of the part alone, without dimensions, does not allow a reliable quotation to be prepared.

If the project combines several operations, we will agree the scope of machining, inspection, assembly and processes carried out by partners.

Tel.: +48 32 788 70 10
Mobile: +48 693 726 777
Mobile: +48 693 726 127

Tel.: +48 32 788 70 10
Mobile: +48 693 726 777
Mobile: +48 693 726 127

Olewin 50A, 32-300 Olkusz
VAT ID: PL6372190715

Olewin 50A, 32-300 Olkusz
VAT ID: PL6372190715

anbi@anbi-tech.pl

anbi@anbi-tech.pl

    Get in touch

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