Extruder shafts
For extruders, Ernst Grob produces very long and, in some cases, large splined shafts. On a new machine, shafts up to 12 metres in length and around 2 tonnes in weight can be produced. The splines are produced by cold forming.
What is an extruder shaft?
An extruder shaft is a long, splined shaft for extruders. Ernst Grob produces such shafts in very large dimensions, with splines running continuously along the length.
Advantages
Applications

Manufacturing at Ernst Grob
The splines are produced by cold forming, which allows splines of any length. A new machine is available for particularly large and long shafts.
Process
Cold rolling (external forming)
Maximum length
up to 12 metres
Maximum weight
around 2 tonnes


