... board or Galvanized Steel Sheet 3)Core Material :EPS , XPS ... Sandwich Panel (MOB 155)Specifications1. Facing Board : MgO board or Fiber ... is Self Extinguishing Grade , and the Facing Board Fireproof , so ,Sandwich Panel has excellent Fire Resistance capacity .2. The Panel also ... material , nail and screw also available in MgO Sandwich Panel .6. The Sandwich Panel has Light Weight and can in Different ...