SARRALLE is the world first class supplier of Sandwich Panel (SPL) lines. The SPL lines include two uncoiler machines working two roll forming lines simultaneously and applying in the process an emulsion of expanded Polyurethane (refilling the above mentioned hollow). The application of this product is cold-storage rooms, doors of garage, etc..

SARRALLE studies each project in order to propose a tailor made solution assuring full success to our clients.

The Sandwich Panel (SPL) lines include customized and fully automatic machines that are calculated and designed, based in our client needs and their final application.

  • Materials
    carbon steel, galvanized or painted, copper, aluminium
  • Material Thickness
    standard from 0.4 to 0.6 mm
  • Coil Width
    up to 1,250 mm
  • Insulating Material
    PUR, PIR, rockwool and others
  • Panel Thickness
    20 to 150mm
  • Line Speeds
    up to 20 m/min