Chitoliro cha KML drainage ndi zomangira zimagwiritsidwa ntchito popanga madzi otayira okhala ndi girisi amakhitchini odziwa ntchito ndi zina zofananira.
Chophimba chakunja: Khalani ndi zokutira za zinki zokhala ndi kachulukidwe wapamtunda wa min 130g/㎡, ndipo pamwamba pake chivundikiro cha epoxy chosachepera 70um.
Mkati ❖ kuyanika ndi epoxy mtundu orche.Awiri wosanjikiza utomoni epoxy ndi okwana wosanjikiza makulidwe 240um.
Zopangira za KML zimakutidwa mkati ndi kunja ndi epoxy yapamwamba kwambiri ya ufa wosachepera 120um.