... original, heavy-duty graphic arts board Detailed Product DescriptionPaper Board is an extruded polystyrene foam center board with clay coated paper linersStructure : ... , air conditioning ducts, windows and false ceilings3 Industrial field: wall claddings, control cabinets and panels, structures for corrosive environments, ... Cutting, Routing, Die Cutting, Embossing, Forming Curves, Framing PS board