I-Intumescent ukumelana nomlilo
UKUSEBENZA KWEZIMBOZO EZINGAVELI EZINGENAMLILO EZINKULU KULINGANA NEZICI EZILANDELAYO:
Iyakhula lapho ibhekene nomlilo, yakha ungqimba lokuvikela ukushisa olusebenzayo: Lokhu ukusebenza kwayo okuyinhloko. Lapho ungqimba luvezwa emlilweni, izinto ezivimbela ilangabi langaphakathi kanye nezingxenye ezikhipha amagwebu zisabela ngokushesha, okwenza ivolumu yande ngokuphindwe ka-5 kuya ku-20 noma ngaphezulu; isibonelo, umkhiqizo othile ungakhula izikhathi ezingu-20 lapho ubukhulu bungu-0.6mm lapho ubhekene nomlilo, kwakha ungqimba oluqinile olune-carbon noma ungqimba lwe-ceramic. Lolu ngqimba olunwetshiwe lungahlukanisa ukushisa nomoya-mpilo ngempumelelo, lwehlise ijubane lokunyuka kwezinga lokushisa le-substrate. Izakhiwo ezivelele zokumelana nokushisa okuphezulu kanye nokuvikela ukushisa: Ukugqoka okukhulu kwekhwalithi ephezulu kungamelana nokushisa okuphezulu kakhulu. Isibonelo, umkhiqizo othile ungagcina izinga lokushisa langemuva lingabi ngaphezu kuka-200℃ zingakapheli imizuzu emi-5 lapho ubhekene nomlilo ongu-1000℃; olunye ucwaningo lubonisa ukuthi elangabini elingu-850℃ imizuzu eyi-15, izinga lokushisa lobuso obubandayo lingu-122.3℃ kuphela. Ezinye ukugqoka okukhethekile kungaba nomkhawulo wokumelana nokushisa ofika ku-2000℃. Isakhiwo esinezimbobo noma se-vacuum esakhiwe ngemva kokunwetshwa sinokuqhutshwa kokushisa okuphansi kakhulu (njengokufika ku-0.022W/mK), okuholela emiphumeleni emangalisayo yokuvimbela ukushisa.
Ngokulibazisa ukudluliselwa kokushisa ngesendlalelo sokuvikela ukushisa, kungavikela ngempumelelo izakhiwo ezifana nezakhiwo zensimbi, kugcine amandla azo esakhiwo ngisho nasemazingeni okushisa aphezulu. Ekwakheni izakhiwo zensimbi, lokhu kunganikeza amahora angu-1-3 noma isikhathi eside sokuvikela sokuphuma kwabasebenzi kanye nokutakula umlilo.
Izakhiwo ezinhle zomzimba nezamakhemikhali: Izembozo zesimanje zohlobo lokunwetshwa azigcini nje ngokuba nokumelana nomlilo kodwa futhi zinokunamathela okunamandla kakhulu (ezinye zingafinyelela ezingeni 0), ukumelana nokugqwala kwe-asidi ne-alkali, ukumelana nesimo sezulu, kanye nokumelana nokushayisana. Eminye imikhiqizo isebenzisa amafomula angenaso isinyibilikisi noma asekelwe emanzini, anobungani nemvelo futhi anobuthi obuphansi, ahlangabezana nezidingo zesimanje zokuvikela imvelo.










