摘要 |
PURPOSE: A laminated film manufacturing method and a lamination method of the laminated films produced by the same manufacturing method are provided to reduce laminated film consumption. CONSTITUTION: A method for laminating a laminated film on an upside of a protection panel of underground buried article is as follows. A laminated film roll is rotatably located in one side of an extruder manufacturing a protection panel of underground buried article. A formed protection panel of underground buried article is ejected from the extruder. A laminated film is positioned on the upper surface of the protection panel of underground buried article and adhered on the protection panel of underground buried article with 90°C of heat transfer.
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