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  • With the rapid development of the plastics industry, plastics machinery has also evolved significantly, and at the same time, there are various plastic film preparation processes followed by continuous upgrading, today to understand the development process of co-extrusion class barrier composite fil

    2023.07.03

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  • 1. Shrinkage phenomenonThe viscoelastic behaviour of the polymer melt when the film is calendered with a T-die head causes(i) problems such as the shrinkage phenomenon, where the width of the film narrows;② the problem of stretchability of the film, which is the phenomenon of material surging or bre

    2023.07.01

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  • Plastic film, especially BOPP and other biaxially oriented film, there is an obvious molecular orientation, in a state of stress concentration, when there is no cut, it is difficult to tear, but once there is a cut, it can be more convenient to tear, so a large number of applications in the market,

    2023.06.29

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  • Co-base barrier laminate films are barrier films produced by a co-extrusion lamination process. The co-extrusion lamination process is a molding method in which two or more different plastics are molten and plasticized by two or more extruders, respectively, into a pair of dies, and the paper cups a

    2023.06.26

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  • Analysis of the causes of large noise in the work of plastic sheeting machines:(1) Motor parts1、Serious wear of rolling bearing for rotor shaft or low precision of bearing.2、The rotor shaft is bent and deformed.3, Carbon brush installation work position is incorrect.4、The rotor shaft end wind blade

    2023.06.25

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Nanjing Sumino Precision Machinery Co., Ltd. is a high-tech enterprise integrating scientific research, production and sales. The company is located in the beautiful eastern city-Nanjing, adjacent to the airport, high-speed railway station and bus terminal, with convenient transportation.

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