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Insulation Gasket,have Armature Paper, Vulcanized Fiber Paper,Nomex or Barley Paper, Barley Paper is a kind of fluorine plastic processing quantity of paper products. Tt is generally use of mechanical and electronic products. Hard metal parts used in in direct septa fits. As household the ceiling fan wing and fan with screw fastening head of interval between a layer of green shell paper. The lathe spindle pressure ring with the gearbox between paper clip has green shell.