Valavu ya chipata cha mpeni ndi yoyenera pa matope ndi mapaipi apakati okhala ndi ulusi, ndipo mbale yake ya valavu imatha kudula ulusi mkati mwa sing'anga; imagwiritsidwa ntchito kwambiri ponyamula matope a malasha, zamkati zamchere ndi mapaipi a slag slag. Valavu ya chipata cha mpeni ndi yochokera ku valavu ya chipata, ndipo ili ndi zabwino ndi zovuta zake zapadera.1, Ndi chinthu chodziwika bwino cha valavu ya slarry, slarry ndi mapaipi a pulp. 2. Kapangidwe kosavuta, kakang'ono, kulemera kopepuka komanso kuyika kosavuta. Zoyipa za valavu ya chipata cha mpeni: ingagwiritsidwe ntchito kokha mu mapaipi otsika mphamvu. Valavu ya chipata cha mpeni imagwiritsidwa ntchito makamaka mu mapaipi a slarry, omwe anganenedwe kuti ndi valavu yapadera ya mapaipi a slarry.