white/back foam core board Material:Polystyrene Densityrange: 80g/sm--230g/sm thinkness: 2-20mm size:4'x8',5'x10' white/back ... foam core board Size:A4, 580x880mm,700x1000mm ,1220x2440mm 920 x2440mm, ... exhibition & display, printing, silk screen printing,engraving materials, sign board, etc.2. Furniture office furniture, cabinet, bath cabinet, etc.3 ...