POLIURETANOS S.L.

Products Sandwich panels

PANEL PEL RA

Sandwich panels with a thermal insulation core made from mineral wool (MW), covered on both sides by galvanised steel sheets, one of which is perforated. Both are bonded to the insulation core. These products are used as acoustic and thermal insulation panels.

Technical characteristics

  • Mineral wool (MW) sandwich panel bonded by means of a continuous laminating process

Component characteristics:

  • Mineral wool density (MW) (kg/m3)..........................................................................120
  • Mineral wool coefficient of thermal conductivity λD10ºC (W/m·K).........................0.038
  • Galvanised on both sides......................................................................................Z 225
  • Steel sheet finish with a polyester paint, 25 microns thick ..........................25 microns

LRA panel characteristics:

  • Sound absorption (UNE EN ISO 354):
    • Weighted sound absorption coefficient (αw).................................................0.95
    • Sound absorption class .....................................................................................A
  • Acoustic insulation (UNE EN ISO 140-3):
    • Global weighted sound reduction index A, R ........................................32.2 dBA
    • Weighted sound reduction index (Rw)..........................................................33 dB

Dimensions

  • Thickness: 60, 80, 100, 125 and 150 mm
  • Net width: 1,150mm
  • Net width, perforated area: 1,050 mm
  • Lengths: From 2 m to 9 m (according to the panel thickness)

Applications

  • Partition panels used as acoustic panels.

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