成人av在线,国产精品受不了乱视频,成年视频网站大全在线观看,日本熟日本熟妇视频

  • Science and technology are primary productive forces

    Bronzing base film

    • Thickness( μ m)

      10~23

    • width (mm)

      400~2500

    • film reel length

      Special specifications can be produced according to customer requirements

    special efficiency special effects

    ★ Good thermal stability

    ★ Good tearing performance

    ★ Excellent machining performance


    Product use

    Widely used for anodizing, bronzing laser base film, etc