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Plastic components for the automotive sector

STS Tecnopolimeri supports automotive companies in the production of high-performance technical plastic components.

With over thirty years of experience in injection molding, we can manage complex projects, advanced materials, and certified processes, in line with automotive industry standards.

Performance, repeatability, compliance

Working with the automotive industry means ensuring consistent quality, batch traceability, and compliance with tolerances. Our internal processes follow proven protocols: from co-design to mass production, all the way to quality control. We use reinforced, self-extinguishing, fiber-filled, and high-temperature resistant engineering plastics, perfect for critical environments such as the engine compartment, interiors, and on-board electronics.

Automotive processing

We produce items such as:

  • Wiring harnesses, supports, and protectors
  • Structural elements and brackets
  • HVAC (air conditioning) system components
  • Parts for headlights or interior trim<
  • Technical assembly accessories

Our work also includes plastic welding, technical assembly, and aesthetic customization.

Materials suitable for the automotive environment

We mold components with materials compliant with major automotive requirements (ISO, REACH, ROHS), including:

  • PA66 GF, PBT GF, PC-ABS
  • PPS, PEEK for high-temperature areas
  • UV-stabilized polymers for outdoor use
  • Blends with self-extinguishing fillers for safety

Each batch is traceable and tested to ensure consistent performance and compliance with the technical data sheet.

The value of a technical partner

We work with Italian and European automotive companies, offering reliable timelines, design and industrialization support, custom manufacturing, and confidential, reliable project management.

Do you have a specific request or would you like advice?

Talk to an STS Tecnopolimeri technician: we respond quickly.


Via G.di Vittorio 17
60035 Jesi (AN) - Italy
Tel. +39 0731 205369
sts@ststech.it 


© STS Tecnopolimeri.    P.IVA: IT01413520428 - REA: AN-129536  - Cap.Sociale €100.000