Polyurethane sandwiched paneis are of 100% polyurethane insulation,which is constructed by being foamed in place with retarded polyurethane using high pressure. Average density is 45Kg/m3.
Standard widths of paneis are 960mm.the maximum lengths of paneis are provided 4.5m till now. Thickness 50mm/150mm.Nonstandard sizes are also available upon request with prices varying.Surface material can choose stainless steel plate or painted galvanized mild steel or salt steel plate.
Every panel consists of tongue and groove construction and can be tightened by a number of eccentric fasteners,which may be screwed easily with a hexagonal key.