Mapaipi a nthaka ya Hubless cast iron amagwiritsidwa ntchito popanga mphamvu yokoka.Mapaipi ndi zoyikirazi zimapangidwira ntchito zopanda mphamvu, monga kusankha kukula koyenera kwa ukhondo, zinyalala, polowera mpweya, ndi njira zotsatsira mphepo yamkuntho.Mapaipiwa ndi oponyera ma centrifugal, mawonekedwe a campact, opanda pinhole porosity ndi slay, pamwamba posalala komanso makulidwe a khoma.