Critical textiles

Recycled flame retardant technical textiles — PBO, PBI & aramid fibers

Manufactured in Barcelona · EN ISO 6942:2022 Code C4 tested

Hilaturas Arnau is one of the few companies in the world currently manufacturing recycled technical textiles from recycled high-performance fibers such as PBO, PBI, para-aramid, meta-aramid, Preox, among others, with numerous applications in safety and protection.

Aluminized recycled PBO/PBI technical textile for high-temperature industrial protection
High-performance recycled PBO and PBI spun yarns for defense and safety sectors
Flame resistance testing on FR technical textiles manufactured by Hilaturas Arnau

PBO (POLYBENZOBISOXAZOLE) is the most innovative material in the world— the most advanced for high-security and defense applications. We are the only company in Europe producing with this material in its recycled form. Hilaturas Arnau is capable of blending a wide range of FR fibers to achieve different purposes tailored to the needs of each customer.

Blends may include:

  • PREOX, LOI 50.
  • PBI, LOI 43.
  • Para-aramid/meta-aramid, LOI 30/35.
  • PBO, LOI 68 — the highest in the world, with continuous temperatures above 500 °C and maximum temperatures up to 600 °C without melting or burning.

If you would like advice or additional information, please do not hesitate to contact us, and you will receive a prompt response.