... :Magnesium Oxide Board or Fibre Cement Board2.Core Material:EPS,XPS,PU,Rock Wool Etc.3.Width:900mm,1000mm,1200mm4.Application ... core are all sound insulation , so being as wall the sandwich panel has good Noise Resistance Capacity , can insulate 30-60dB.5 ... material , nails and screws are also available in MgO Sandwich Panel .6. The Sandwich Panel has Light Weight and can in Different Size , with ...