Pressure barrel for a meat grinder

A pressure barrel for use in a meat grinder of the kind comprising a housing defining a cavity of predetermined cross-sectional configuration and length, comprising:

• support means defining a passage and adapted to be removably mounted within said cavity substantially coaxially therewith, said support means comprising body means formed by at least one substantially flat web means bent into a configuration having an outer cross-sectional contour and an overall length substantially corresponding to said configuration and length, respectively, of said cavity and being provided with a plurality of elongate members radially spaced from the axis of said passage and forming between them grooves extending over the entire length of said passage.