Is the abbreviation of insulation pipe insulation pipe insulation pipe for transporting liquids, gases and other media, in the petroleum, chemical, aerospace, military, central heating, central air-conditioning insulation engineering, municipal and other pipes. Insulation for delivery within the range of -150 ℃ -50 ℃ various media black polyurethane jacket pipe insulation, it is widely used in central heating, cooling and hot oil transport and Nuanshi, cold storage, coal, petroleum, chemical and other industry cold insulation works. Prefabricated buried pipe insulation in construction time mainly has several requirements. The first is the problem of the construction site, the general will be buried pipeline experts plan diagram to help the construction team siting black jacket insulation shell manufacturers, will avoid many chemicals, wet with explosives, flammable products, other fiber products underground were buried. The second is to choose the right pipe for buried, size specifications must comply with the relevant requirements, the stringent requirements. The final step is the construction technique demands to have the appropriate buried pipe insulation and experienced technical staff to construction, or specialized construction professionals to avoid Mr. Liu.