Belling Machine Forms 'Rieber' Socket in PVC-O Pipe Italy’s SICA has developed an innovative Rieber belling process specific for PVC-O pipes. At the same operating pressure, these pipes require a wall ...

A Rieber type belling process specific for PVC-O pipes (i.e. polymer pipes with oriented molecules) has been developed by Sica, an Italian manufacturer of plastic pipe processing equipment. These ...