Made of Polytetrafluoethylene Resin added with a certain volume of colouring agent shaped as blank by moulding and sintering, then through cutting and rolling to have the stereospecific and non-stereospecific coloured film in 13 kinds of colour i.e.red, g
Made of Polytetrafluoethylene Resin added with a certain volume of colouring agent shaped as blank by moulding and sintering, then through cutting and rolling to have the stereospecific and non-stereospecific coloured film in 13 kinds of colour i.e.red, g
用聚四氟乙烯树脂加入一定量的着色剂后经模压，烧结制成坯料再经车削，压延制成红、绿、蓝、黄、紫、棕、黑、橙、白等十三种颜色的聚四氟乙烯定向或不定向彩色薄膜。