Hoffman kiln yokudubula nokomisa izitini zobumba

Iziko lika-Hoffmann libhekisela kuhhavini oqhubekayo onesakhiwo somhubhe we-annular, ohlukaniswe waba ukushisa kwangaphambili, ukubopha, ukupholisa ngobude bomhubhe.Lapho udubula, umzimba oluhlaza ulungiswa engxenyeni eyodwa, engeza uphethiloli ngokulandelana ezindaweni ezihlukahlukene zomhubhe, ukuze ilangabi liqhubeke liqhubekele phambili, futhi umzimba udlule ngokulandelana ngezigaba ezintathu.Ukusebenza kahle kokushisa kuphezulu, kodwa izimo zokusebenza zimbi, ezisetshenziselwa ukudubula izitini, ama-watts, ama-ceramics ama-coarse kanye ne-clay refractories.