CZ purlin kupanga makina akhoza kupangidwa ndi Z , ndiye CZ purlin kupanga makina, ndi makulidwe osiyana 100-300mm, wa seti atatu kukhomerera, ndi zopangira makulidwe a 1.5-3.0mm, amene kwenikweni amakwaniritsa zosowa za purlins osiyana pa market.or kokha C purlin makina kuchokera 3 inchi mpaka 10 inchi, kapena nkhonya mabowo kapena makulidwe anji a zopangira.