SD-200 Desander ndi makina oyeretsera matope ndi makina opangira matope omwe amagwiritsidwa ntchito pomanga, milatho yaukadaulo wa milu ya pansi, zomangamanga zapansi panthaka komanso zomangamanga zosakumba. Ikhoza kuyendetsa bwino slurry yamatope omanga, kupatula tinthu tating'onoting'ono tomwe timakhala m'matope, kukonza momwe pore imakhalira maziko, kuchepetsa kuchuluka kwa bentonite ndikuchepetsa mtengo wopanga slurry. Iwo akhoza kuzindikira zoyendera chilengedwe ndi slurry kumaliseche zinyalala matope ndi ziyeneretso za zomangamanga zoteteza chilengedwe.