Ihe mkpuchi ihe mkpuchi fiber nke ejiri na-ewu ọkụ 4

Okwu a, anyị ga-aga n'ihu na-ewebata ihe mkpuchi eriri refractory a na-eji arụ ụlọ ọkụ

(3) Nkwụsi ike nke kemịkalụ. Ewezuga alkali siri ike na hydrofluoric acid, ọ fọrọ nke nta ka ọ bụrụ kemịkalụ, uzuoku, na mmanụ ọ bụla emebibeghị ya. Ọ naghị emekọrịta ihe na acid na ụlọ okpomọkụ, ọ dịghịkwa mmiri aluminom, ọla kọpa, lead, wdg na alloys ha na okpomọkụ dị elu.
(4) Thermal ujo eguzogide. The eriri refractory dị nro ma na-agbanwe agbanwe, ma nwee ezigbo nguzogide okpomọkụ, ezigbo nguzogide ọkụ ngwa ngwa na ngwa ngwa ngwa ngwa. Ọ dịghị mkpa ka ị na-atụle thermal nrụgide na imewe nke refractory eriri lining.
Na mgbakwunye, ihe mkpuchi na ihe mkpuchi ụda nke eriri refractory dịkwa mma. Maka ụda ụda nke 30-300Hz, arụmọrụ mkpuchi ụda ya dị mma karịa ihe mkpuchi ụda a na-ejikarị eme ihe.
Mbipụta na-esote anyị ga-aga n'ihu iwebataihe mkpuchi eriri refractoryeji arụ ụlọ ọkụ. Biko nọrọ na nche!