High-frequency welding applications in the automotive sector: seat covers and quilted fabrics

High-frequency welding applications in the automotive sector

In the automotive industry, precision, durability, and fast production times are essential. High-frequency (HF) welding machines are transforming the way key components like car seat covers and quilted interior fabrics are manufactured.

High-frequency welding, also known as HF or RF welding, is a process that uses electromagnetic waves to generate heat directly within the thermoplastic materials being joined. It is highly effective with materials like PVC, PU, PET, and similar plastics, creating strong, uniform bonds in just a few seconds, without adhesives or mechanical stitching.

Why use High-frequency welding in the automotive industry?

Automotive components must withstand wear, temperature fluctuations, and meet high aesthetic standards. HF welding offers:

  • Strong, consistent seals across multiple layers of material
  • Fast production cycles, ideal for automated lines
  • Clean, precise finishes with no visible seams or damage
  • Flexibility for complex shapes and custom designs

Car seat covers

Car seat covers must be both durable and visually flawless. HF welding allows:

  • Precise bonding of synthetic materials
  • Creation of decorative and functional patterns
  • Shorter production times compared to traditional sewing
  • Full automation with CNC-controlled or robotic systems

Quilted fabrics for interiors

Another key use is the quilting of fabrics for door panels, dashboards, and other interior trim. HF welding allows you to:

  • Permanently bond layers of fabric and foam
  • Incorporate quilted designs during the welding process
  • Eliminate glues and stitching that can deteriorate over time
  • Improve moisture, heat, and aging resistance

REG Galbiati and custom HF solutions for automotive

At REG Galbiati Srl, we design and build custom high-frequency welding machines for automotive manufacturers. This is a game-changing technology for the production of seat covers and quilted fabrics. It offers quality, durability, and flexibility that are hard to match with other methods.

With REG Galbiati, you gain a reliable partner that combines experience, innovation, and customized design.

Contact us!