... ,high production efficiency 3. easy operation Specifications1.a new generation equipment of produce barrels 2.four wheels,rolling forming,high ... Sealing MachineFour-wheel double-end sealing machine is developed by our factory as a new generation equipment of produce barrels, It is ... aging treatment2,Table-board was produced by 635 (planer milling machine) board.3,The box adopt Q235 A3 steel, and made ...