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What Is Metal Roofing Sheet
Oct 14, 2017

What is metal roofing sheet?

Metal roofing refers to the use of metal sheet metal as a roof material, the structure layer and waterproof layer together in the form of roof. There are many types of metal sheet, galvanized sheet, galvanized sheet, aluminum alloy plate, aluminum-magnesium alloy plate, titanium alloy plate, copper plate, stainless steel plate, etc., the surface of the plate can be painted, mainly PE / PE, PE, HDP \ PE, PVDF \ PE these four kinds of paint treatment, paint can enhance the service life of the plate, respectively, 5-8 years, 10-15 years, 15-20 years, 20-25 years.

The thickness is generally 0.4 ~ 1.5mm, the surface of the board is generally painted. Due to the quality of materials and coating different, some board life of up to 50 years. The shape of the board has a variety of shapes, some for the composite board, the insulation layer will be compounded between the two layers of metal sheet, and some for the board, the construction, some board in the factory after processing on-site assembly, Roofing works need to be processed in the field. Insulation layer in the factory compound is good, can also be produced in the field. So the metal sheet roof in various forms, from large public buildings to the plant, the Treasury, residential, etc. are used. Therefore, the provisions of the provisions of the scope of metal sheet roof for the waterproof grade I to III level of the roof.

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