Izikrini zokucoca intsimbi luhlobo lwenkqubo yokucoca esetyenziswa ngokuqhelekileyo kumashishini ahlukeneyo kunye nokusetyenziswa.Zenziwe kwi-mesh yocingo olulukiweyo olulukiweyo, i-sintered wire mesh kwindawo enye okanye ezininzi, ezibonelela ngokuqina okugqwesileyo kunye nokuxhathisa ukubola.
Ezi zikrini zokucoca ziyilelwe ukususa ukungcola okanye amasuntswana kulwelo, iigesi, okanye izinto eziqinileyo.Banokugcina ngokufanelekileyo kwaye bahlule izinto ezingcolisayo, izinto ezingcolisayo, okanye izinto ezingafunekiyo, ngelixa bevumela into efunekayo ukuba idlule.
Izikrini zensimbi ezingenasici zisetyenziswa ngokuqhelekileyo kumashishini afana neoli kunye negesi, unyango lwamanzi, ukutya kunye nesiselo, amayeza, iikhemikhali, kunye nezinye ezininzi.Ziye zisetyenziswe kwiinkqubo zokuhluza, ezifana nokuhluza, ukuhluza, okanye ukwahlula izixhobo zobukhulu bamasuntswana ahlukeneyo.