eps sandwich panel production line 1.Low water absorption 2.high hardness, good anti-corrosion 3.good thermal insulated ca eps sandwich panel production lineEPS sandwich panel for roof, width:960mm or 980mmthickness:50,75,100,150,200mm density:7-20 kgs/m3, steel sheet:0.2-0.6mmEPS sandwich panel for roofLength:unlimited,<12m due to transportColor:blue,white and red waterproof heatinsulation ...