... 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 ... . We can assemble the water tank of 0.125 cubic meter to 1500 cubic meters according to the user's needs ...