6ply paper dunnage bag, with heavy duty for heavy load cargo security Dongguan OEMSERV Cargo Security Products Company Limited established 2003, is one of the professional manufacturers of the packaging and cargo security products in China . 1, Item: paper dunnage bag2, Advantage: 6ply for very heavy duty3, Dimension: 60 x 60cm4, Max filling pressure: 60kPa, 0.6bar, 8.7p.s.l5, Application: 6ply ...