Izikrini zokuhlunga zensimbi engagqwali ziwuhlobo lwesistimu yokuhlunga evame ukusetshenziswa ezimbonini nasezinhlelweni ezahlukahlukene.Zenziwe ngensimbi engagqwali eyalukiweyo enemeshi, i-sintered wire mesh isendlalelo esisodwa noma eziningi, ezinikeza ukuqina okuhle kakhulu nokumelana nokugqwala.
Lezi zikrini zokuhlunga ziklanyelwe ukususa ukungcola noma izinhlayiya oketshezini, amagesi, noma izinto eziqinile.Angagcina futhi ahlukanise ngokuphumelelayo ukungcola, ukungcola, noma izinto ezingafuneki, kuyilapho evumela into efiswayo ukuba idlule.
Izikrini zokuhlunga insimbi engagqwali zivame ukusetshenziswa ezimbonini ezifana nowoyela negesi, ukwelashwa kwamanzi, ukudla nesiphuzo, imithi, amakhemikhali, nokunye okuningi.Asetshenziswa ezinqubweni zokuhlunga, njengokuhluza, ukusefa, noma ukuhlukanisa izinto ezinosayizi wezinhlayiyana ezihlukene.