Ana amfani da katako mai sanyi-sanyi, kamar masana'antar mota, samfuran lantarki, kayan kwalliya, kayan abinci, kayan abinci, kayan kwalliya, kayan kwalliya, kayan abinci, kayan kwalliya, da aka birgima shine yalwataccen takardar ƙwayar cuta mai sanyi, wanda kuma aka sani da sanyi Mai -rolled, wanda aka saba sane da takardar ruwan sanyi, kuma wani lokacin da wani lokacin da aka yi rubutu azaman takardar ruwan sanyi. Farantin sanyi shine yanki mai zafi na ƙarfe na carbon carbon carbon, wanda yake kara sanyi cikin farantin karfe tare da kauri ƙasa da 4mm. Saboda mirgine a zazzabi dakin, saboda haka, farantin sanyi yana da kyakkyawan magani mai kyau, a cikin kayan aikin ƙarfe da yawa, a cikin filayen da aka yi birgima, Musamman ma a fagen masana'antar kayan aikin gida, an sauƙaƙa sannu a hankali karfe.