New SAERcore® LEO series compliant with HL3 EN4545-2 standard

For 25 years BARATA has been a world-known supplier for the railway industry (rolling stock).
The project intended to realize a cabin access door via RTM process for STADLER’s new SMILE high speed train.

Technical Benefits
  1. Quality and reproducibility of good surface aspect
  2. Easy resin flow
  3. Compliant with EU fire regulation (EN 45545-2)


  • Manufacturing of an access door using RTM processing with serial production molds
  • Achieving homogeneous impregnation of the composite with fire retardant resins with fillers using SAERcore LEO
  • Complying with fire protection standard EN 45545-2 requirement R1 with painting


  • Long Filament mats were used previously and were difficult to shape
  • SAERcore LEO: easy cutting and application in 3D molds of various shapes, works with most fire retardant resins
  • Achieving HL2 and HL3 fire protection according to EN 45545-2 (R1 and R7)


  • With SAERcore LEO, BARAT’s access doors comply with EN 45545-2.
  • The material could be easily processed in RTM in combination with most fire retardant resins.
  • Thin parts (2.5 – 4 mm) could be easily shaped with SAERcore LEO using a closed mold process.

LEO Infusion Resin

LEO Protection Layer (Topcoat / Gelcoat)

Core Materials (Optional)

LEO Reinforcement Material
(Glass / Carbon / Aramid / Hybrid)