Babban aikin tubalin rufewa shine kiyaye zafi da rage asarar zafi. Tubalin rufewa gabaɗaya ba sa hulɗa da harshen wuta kai tsaye, kuma tubalin wuta yawanci yana hulɗa da harshen wuta kai tsaye. Ana amfani da tubalin wuta galibi don jure wutar gasasshen. Gabaɗaya an kasu zuwa nau'i biyu, wato ma'auni mara siffa mara siffa da siffa mai siffa.
Abun Rufewa mara siffa
The castables refractory abu ne gauraye powdery barbashi hada da iri-iri na aggregates ko aggregates da daya ko fiye da binders. Dole ne a haxa amfani da ruwa ɗaya ko fiye, tare da ruwa mai ƙarfi.
Siffar Refractory Material
A cikin yanayi na al'ada, siffar tubalin tubalin suna da ma'auni mai mahimmanci, kuma za'a iya daidaita su bisa ga bukatun abokin ciniki.
Babban Bambance-Bambance Tsakanin Tubalin Insulation & Firebricks
1. Ayyukan Insulation
Matsayin thermal conductivity na tubalin rufi shine gabaɗaya 0.2-0.4 (matsakaicin zafin jiki 350 ± 25 ° C) w / mk, kuma ƙarfin wutar lantarki na thermal yana sama da 1.0 (matsakaicin zafin jiki 350 ± 25 ° C) w / mk Saboda haka, rufin thermal aikin tubalin rufi yana da kyau fiye da na tubalin wuta.
2. Refractority
A refractoriness na insulating tubali ne kullum a kasa 1400 digiri, da kuma refractoriness na refractory bulo ne sama da 1400 digiri.
3. Yawan yawa
Tubalin rufewa kayan rufi ne marasa nauyi, yawan bulogin rufi gabaɗaya 0.8-1.0g/cm3 kuma yawan tubalin da ke juyewa yana sama da 2.0g/cm3.
Kammalawa
A taƙaice, bulo mai jujjuyawar yana da ƙarfin injina, tsawon rayuwar sabis, kyakkyawan kwanciyar hankali na sinadarai, babu wani halayen sinadarai tare da kayan aiki da ingantaccen yanayin zafi mai kyau, kuma matsakaicin zafin zafin da zai iya jurewa 1900 ° C. Bulogin da ke jujjuyawa ya dace musamman don amfani da masu canza canjin zafin jiki mai ƙarancin zafin jiki, masu gyarawa, masu canza hydrogenation, tankunan da ba su da ƙarfi, da tanderu na methanation na tsire-tsire masu sinadarai don taka rawa wajen tarwatsa ruwan iskar gas, tallafi, rufewa, da kuma kariya masu kara kuzari. Hakanan za'a iya amfani da tubalin da ke hana wuta a cikin murhu mai zafi da kayan aikin dumama a cikin masana'antar ƙarfe.
Bricks na wuta suna da fa'idodin girma mai yawa, ƙarfi mai ƙarfi, juriya mai ƙarfi, juriya mai kyau na lalata, ƙarancin haɓakar haɓakar thermal, ingantaccen niƙa, ƙaramin amo, tsawon rayuwar sabis, da kayan da ba su da kyau. Yana da matsakaicin niƙa mai kyau wanda ya dace da injunan niƙa daban-daban.
Bulogin da ke jujjuyawa da tubalin rufewa sun bambanta sosai, amfani da muhalli, iyawa da rawar ba iri ɗaya ba ne. Za a yi amfani da kayan daban-daban a wurare daban-daban. Lokacin siyan kayan, dole ne mu yanke shawarar irin nau'ikan kayan da ke da alaƙa da amfani da namu gwargwadon halin da muke ciki.
Lokacin aikawa: Oktoba-22-2021