... erosion defending layer’s pollution. Process: SMC( Sheet molding compound) Panel size: 1mx1m, 0.5mx0.5m, 1mx0.5m Thickness: 5mm, 8mm ... , 10mm, 12mm, 14mm, 16mm; 5mm panel is special for water tank cover. Panel Parameters:Tensile strength Mpa ≥70Bending strength Mpa ... the special and big one ask for the special design. flexible FRP SMC Panel Type Sectional Water Tank