3rd generation, Miniflute-XF

The corrugated paper board principle applied to oriented, crosslaminated plastic film. Pitch about 1 mm and gauge about or lower than 100 gr. per sq.m. Highly increased stiffness or resilience, but nevertheless a flexible film. Improved shock-heat-seal strength. Not yet commercialized.

See further in "Patents / pending ­ Miniflutes".