Panthawi yopangira nkhungu yothamanga, kutentha kwa pulasitiki kusungunula kumayendetsedwa bwino pamakina othamanga. Pulasitiki imatha kulowa m'mabowo munjira yofanana, zomwe zimapangitsa kuti pakhale magawo abwino kwambiri. Zigawo zowotchera zothamanga zimakhala ndi chipata chabwino, kupsinjika kotsalira kotsalira pambuyo pakugwetsa, ndikusintha pang'ono kwa magawo. Choncho mankhwala apamwamba kwambiri pamsika amapangidwa ndi nkhungu zothamanga zotentha.

Popeza tungsten-molybdenum ndi zida zake za aloyi zimakhala ndi matenthedwe apamwamba kwambiri, mphamvu zotentha kwambiri, kukana kuyandama, kukana kuvala, komanso kukana kwa dzimbiri, ndi zida zoyenera zopangira ma nozzles otentha pazida zomangira jekeseni monga makina opangira jakisoni.