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Palconn plastic aluminum stable state PPR pipe has intermediate layer of aluminum and inner and outer layers of PP-R plastics. The aluminum pipe and inner and outer layers are composited with PP hot melt adhesive. This kind of pipe is the perfect union of metal and the plastic ones, rejecting their defaults, having the excelent properties and spreading the use area of PP-R pipe, especialy suited for use in the piping system of hot water radiator heating and central air conditioning pipe network. |