... material taking reinforced 4.5mm calcium silicate board as face panel, cement and EPS polystyrene foam as core material and ... water&fire proof, heat preservation, sound insulation, quakeproof, low cost and space saving.EPS&Cement sandwich panel, as a prefabricated non-load bearing ... Chile, Indonesia, Panama, Singapore, Canada, Lybia, Ireland and so on. SOUND INSULATION EPS&CEMENT SANDWICH PANEL