Special fiber paper

Special fiber paper2026-03-23T15:32:39+01:00

FIBRO WOOL

Our specialty fiber paper for the safety glass industry

Why our specialty paper stands out:

  • Used in the production of laminated safety glass as press pad paper
  • Provides optimal pressure balance for flawless lamination, preventing air pockets

  • Produced from natural fibers

  • Processed acid-free, in contrast to conventional papers

  • Does not leave any residue on the glass and prevents film leakage

  • Needs to be placed on only one side of the glass stack

  • Temperature resistant up to 180 °C

  • Available as rolls and sheets

  • The material is suitable for the bag and autoclave processes

Property Value Method
Basis weight 180 g/m² EN ISO 536
Thickness 0,34 mm EN ISO 534
Density 0,53 g/cm³ EN ISO 534
Colour blue-grey
Composition 15-20 % wool, 80–85 % cotton, 5 % other fibers, no chemical additives

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Flyer – Special paper for the safety glass industry

FAQ

What is FibroWool and what is this specialty fiber paper used for?2026-03-23T15:15:54+01:00

FibroWool is our specialty fiber paper for the safety glass industry. It is used as press cushion paper in the production of laminated safety glass and supports uniform pressure distribution in the lamination process. This allows the glass to be processed in a controlled manner without unnecessarily stressing the surface.

What is FibroWool precisely used for in laminated safety glass?2026-03-23T15:18:22+01:00

FibroWool is used as a press pad paper in laminated safety glass manufacturing. Its role is to evenly distribute pressure during lamination, reduce air bubbles, and ensure a smooth process. This is crucial for clean, reproducible processing in vacuum bag or autoclave methods.

Does FibroWool prevent air bubbles when laminating safety glass?2026-03-23T15:20:24+01:00

FibroWool is designed to support optimal pressure equalization, creating the conditions for trouble-free lamination without air bubble formation. This is crucial for laminated safety glass in particular, as uneven pressure can impair laminate quality and the appearance of the glass.

Does FibroWool leave any residue on the glass?2026-03-23T15:21:21+01:00

No. FibroWool is engineered for processing to ensure it leaves no residue on the glass. At the same time, the material helps prevent film bleed. This is crucial in safety glass production, as clean surfaces and controlled edge areas directly impact process quality and the final result.

Is FibroWool acid-free and why is this important?2026-03-23T15:23:37+01:00

Yes. Unlike conventional papers, FibroWool is processed acid-free. This is relevant for sensitive glass processes because the material is designed for applications where residue-free properties, material compatibility, and clean processing are paramount.

Up to what temperature is FibroWool heat-resistant?2026-03-23T15:25:28+01:00

FibroWool is temperature-resistant up to 180 °C. This makes the specialty fiber paper suitable for thermally demanding processing operations in the safety glass industry, particularly where press cushion paper must remain reliably dimensionally and functionally stable during lamination.

Which fibers is FibroWool made of?2026-03-23T15:27:50+01:00

FibroWool consists of 15 to 20% wool, 80 to 85% cotton, and approximately 5% other fibers. No chemical additives are used. This material composition is tailored to the requirements of safety glass processing and combines natural fibers with the functional properties necessary for the process.

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