Ɗaukar gilashin iyo a matsayin misali, manyan kayan aikin zafi guda uku a cikin samar da gilashin sun haɗa da tanderun narkewar gilashin ruwa, wanka da gilashin gilashin iyo da tanderun murɗa gilashin. A cikin aiwatar da samar da gilashin, gilashin narkewar tanderun yana da alhakin narkar da kayan batch a cikin ruwa gilashi da kuma bayyanawa, homogenizing da sanyaya su zuwa zafin jiki da ake bukata don gyare-gyare. Wankin kwano shine mabuɗin kayan aikin gyaran gilashi. Ruwan gilashin tare da zafin jiki na 1050 ~ 1100 ℃ yana gudana daga tashar ruwa zuwa ga ruwan kwano a cikin wankan kwano. Ruwan gilashin yana bajewa kuma an goge shi a saman wankan kwano, kuma ana sarrafa shi ta hanyar jan injina, masu gadin gefe da na'urorin zana gefen don samar da ribbon gilashin girman da ake buƙata da kauri. Kuma yana barin wankan kwano a hankali a hankali zuwa 600 ℃ yayin aikin gaba. Ayyukan tanderun da ke rufewa shine kawar da ragowar damuwa da rashin daidaituwa na gani na gilashin iyo, da kuma daidaita tsarin ciki na gilashin. Gilashin ribbon mai ci gaba tare da zafin jiki na kusan 600 ℃ wanda kwandon kwano ya haifar yana shiga cikin tanderun da ke murƙushewa ta hanyar tebur na nadi. Duk waɗannan manyan kayan aikin zafi guda uku suna buƙatar kayan haɓakawa. Don tabbatar da aiki na al'ada da kwanciyar hankali na gilashin narkewar wutar lantarki, hakika ba za a iya raba shi da goyon bayan nau'o'in kayan haɓaka ba. Wadannan nau'ikan nau'ikan kayan refractory ne guda 9 da aka saba amfani da su a cikin tanderun narkewar gilashi da halayensu:
Silica tubalin don gilashin kilns:
Babban sinadaran: silicon dioxide (SiO2), abun ciki ana buƙatar ya zama sama da 94%. Yanayin aiki: mafi girman zafin aiki shine 1600 ~ 1650 ℃. Features: mai kyau juriya ga acidic slag yashwa, amma matalauta juriya ga alkaline tashi abu yashwa. An fi amfani dashi don masonry na manyan baka, ganuwar nono da ƙananan tanderu.
Tubalin wuta na Clay don gilashin kilns:
Babban sinadaran: Al2O3 da SiO2, Al2O3 abun ciki yana tsakanin 30% ~ 45%, SiO2 yana tsakanin 51% ~ 66%. Yanayin aiki: mafi girman zafin aiki shine 1350 ~ 1500 ℃. Features: Yana da wani rauni acidic refractory abu tare da mai kyau refractoriness, thermal kwanciyar hankali da kuma low thermal conductivity. Yafi amfani da masonry na kasa na kiln pool, da pool bango na aiki part da nassi, bango, baka, ƙananan checker tubalin da flue na zafi ajiya dakin.
Babban tubalin alumina don gilashin kilns:
Babban abubuwan da aka gyara: SiO2 da Al2O3, amma abun ciki na Al2O3 yakamata ya fi 46%. Yanayin aiki: Matsakaicin zafin aiki shine 1500 ~ 1650 ℃. Features: Kyakkyawan juriya na lalata, kuma zai iya tsayayya da lalata daga duka acidic da alkaline slags. An fi amfani dashi a ɗakunan ajiya na zafi, da kuma na'urorin haɗi don wuraren waha, tashoshin kayan aiki da masu ciyarwa.
Dubban tubali:
Babban bangaren tubalin mullite shine Al2O3, kuma abun ciki shine kusan 75%. Domin galibin lu'ulu'u ne, ana kiran shi tubalin mullite. Density 2.7-3 2g/cm3, bude porosity 1% -12%, da kuma matsakaicin aiki zafin jiki ne 1500 ~ 1700 ℃. Sintered mullite ana amfani dashi galibi don ginin bangon ɗakin ajiyar zafi. Fused mullite galibi ana amfani da shi don ginin bangon tafkin, ramukan kallo, buttresses na bango, da sauransu.
Fused zirconium corundum tubalin:
Fused zirconium corundum tubalin kuma ana kiransa tubalin farin ƙarfe. Gabaɗaya, tubalin zirconium corundum masu haɗaka sun kasu zuwa maki uku bisa ga abun ciki na zirconium: 33%, 36%, da 41%. Tubalin corundum zirconium da ake amfani da su a cikin masana'antar gilashi sun ƙunshi 50% ~ 70% Al2O3 da 20% ~ 40% ZrO2. A yawa ne 3.4 ~ 4.0g / cm3, da bayyana porosity ne 1% ~ 10%, da kuma matsakaicin aiki zafin jiki ne game da 1700 ℃. Fused zirconium corundum tubalin da wani zirconium abun ciki na 33% da kuma 36% ana amfani da gina kiln pool ganuwar, harshen wuta sarari nono ganuwar, kananan makera tsãwa ramukan, kananan tanderun lebur arches, kananan tanderun stacks, harshe arches, da dai sauransu Fused zirconium corundum tubalin da zirconium corundum tubalin da zirconium abun ciki na zirconium na bango na 41% na ruwa, ana amfani da bangon bangon bango, bangon bango da bangon 41% don gina bangon bangon 41%. yana lalata da lalata kayan da ke da ƙarfi da ƙarfi. Wannan abu shine mafi yawan amfani da kayan da aka haɗa da simintin gyaran kafa a masana'antar gilashi.
Fused alumina tubalin:
Yawanci yana nufin Fused α, β corundum, da fused β corundum refractory tubalin, wanda aka yafi hada da 92% ~ 94% Al2O3 corundum crystal lokaci, yawa 2.9 ~ 3.05g / cm3, bayyananne porosity 1% ~ 10%, da kuma matsakaicin aiki zafin jiki na game da 1.7%. Fused alumina yana da kyakkyawan juriya ga ɗumbin gilashi kuma kusan babu gurɓataccen ruwan gilashi. An yadu amfani a cikin aiki part pool bango, pool kasa, kwarara tashar, aiki part abu tashar pool bango, abu tashar pool kasa da sauran sassa na gilashin narkewa tanderun cewa tuntuɓi gilashin ruwa da kuma bukatar wani refractory gurbatawa.
tubalin Quartz:
Babban bangaren shi ne SiO2, wanda ya ƙunshi fiye da 99%, tare da yawa na 1.9 ~ 2g / cm3, refractoriness na 1650 ℃, wani aiki zafin jiki na game da 1600 ℃, da acid yashwa juriya. Ana amfani da gina pool bango na acidic boron gilashin, harshen wuta sarari thermocouple rami tubalin, da dai sauransu.
Abubuwan da ke hana ruwa gudu:
Abubuwan da ke jujjuyawar alkaline galibi suna nufin tubalin magnesia, tubalin alumina-magnesia, tubalin magnesia-chrome, da bulogin forsterite. Its yi shi ne don tsayayya da yashwa na alkaline kayan, da kuma refractoriness ne 1900 ~ 2000 ℃. An yi amfani da shi sosai a cikin bangon babba na mai gyara gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashin gilashi, ginin grid, da ƙananan tsarin ɓangaren wuta.
Tubalin rufi don tanderun gilashi:
Wurin zubar da zafi na gilashin narkewar tanderun yana da girma kuma ingancin thermal yana da ƙasa. Don adana makamashi da rage yawan amfani, ana buƙatar babban adadin kayan da ake buƙata don haɓakawa mai mahimmanci. Musamman ma, bangon tafkin, tafkin tafkin, baka, da bango a cikin regenerator, ɓangaren narkewa, ɓangaren aiki, da dai sauransu ya kamata a sanya shi don rage zafi. Matsakaicin bulo na rufi yana da girma sosai, nauyi yana da haske sosai, kuma yawancin bai wuce 1.3g/cm3 ba. Tun lokacin da aikin canja wurin zafi na iska ba shi da kyau sosai, tubalin rufi tare da babban porosity yana da tasiri mai tasiri. Its thermal conductivity coefficient ne 2 ~ 3 sau ƙasa da na general refractory kayan, don haka ya fi girma da porosity, mafi kyau rufi sakamako. Akwai nau'ikan tubali iri-iri iri-iri, ciki har da tubalin da ke rufe yumbu, tubalin siliki, tubalin rufin alumina da dai sauransu.
Lokacin aikawa: Afrilu-25-2025
