Andritz Oy

Sampsa Porkka

Kari Peltonen

Janne Vehmaa

Sami Siik

Vesa Kaipainen

A separation device having a housing () with a feed conduit () and a reject conduit (), between which conduits () and an accept conduit () of the housing () is a rotor unit () having a shaft () transverse to the through-flow direction of the separation device, which shaft rotates discs () attached to the shaft (), the outer surface and/or side surfaces of which discs are jagged, i.e. they have protrusions () and/or notches and/or these surfaces are substantially rough and the teeth () of at least two sieves () attached to the housing (), extend between the discs (), the first sieve () being between the reject conduit () and the accept conduit () and the second sieve () being between the feed conduit () and the accept conduit ().

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Kotka, Finland

Sampsa Porkka