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Nanjing Sumino Precision Machinery Co., Ltd. specializes in the R&D, production, manufacturing and sales of films and sheets. Last time we talked about biaxially oriented films. Today we will take a look at the stretch films and production processes produced by our drift film production line. First,
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Stretch film production process
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Common problems and solutions of laminating machine
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Extrusion Flat Film Forming DieThere is no uniform regulation on the thickness boundaries between plastic flat films, sheets and plates. Generally, those with a thickness of less than 0.25mm are called sea films; those with a thickness greater than 0.25m and less than m are called sheets; those with
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How PET film optimizes product quality1. Bow phenomenonAt the entrance of the stenter machine, the transverse traction film is in a straight line, while at the exit of the capping machine, the film star and the same curved shape. Bow phenomena cause differences in lateral properties. The expansion o
