Impack packaging offers spiral paper tubes and cores. The wide application of these products includes winding of yarn, thread, plastics, adhesive and insulation tapes, paper, boards, speciality and food grade films, fabrics, carpets, etc. Tubes from internal diameter of 25 mm up to 610 mm in invariable lengths and in thickness of up to 25 mm can be made on fully automated improved machines. The recently developed tubes of up to 610 mm internal diameter find applications in civil construction for cement and concrete column/pillar casting.