Cutting arrangement for an intermediate mould

摘要

A cutting arrangement for an intermediate mould (14) which is fitted to a hollow member forming unit with an extruder (13) and a tensioning unit (16), consists of a cutting unit (12) below the extruder (13) and behind and above the form tensioning unit. The cutting unit can be rotated about an axis and has a pointed end, which is positioned away from a predetermined radius (r). The cutting unit (12) incorporates a double blade (12a).