This panel is made of fiber strengthen plane materiel, rigid polyurethane (PU) foam as the core material. The excellent feature is light quality, high strength, good stiffness, sound insulation, heat preservation. Relating to the traditional plate material, it is easy to clean, installation and deformation of the sag, wear, durability problem of poor performance against collision. My company production PU sandwich panel has been widely used in purification workshop condole top, retaining and purification products, Industrial workshop and warehouse, storage, Big span roof, the original building, temporary office, Shops, market, control box, etc. The thickness: 50~250mm: Specifications: 1220 * 2440mm Maximum specification: 12,000 * 3000mm Application: manufacturing products, building houses compartment, interlayer partition insulation wall, heat preservation, etc