DIN471-B mtundu zotanuka kusunga mphete kwa kutsinde

DIN471-B mtundu zotanuka posungira mphete kwa kutsinde, kutentha kutentha kumafuna kuzimitsa ndi kutentha.Zakuthupi makamaka C67S masika zitsulo, ndipo mankhwala pamwamba mankhwala.Chitsulo chakumapeto chimakhala ndi kutentha ndi phosphated, ndi kulimba kofanana ndi kusungunuka, ndipo pamwamba pake ndi chopukutira ndi kuchotsedwa.