Menene farashin tubali mai hanawa don tanderun ƙarfe?

Menene farashin tubali mai hanawa don tanderun ƙarfe? Wannan na iya zama tambayar da abokai a cikin masana’antar ƙarfe ke buƙatar sani. Bulogin da aka saba amfani da su a cikin tanderu na ƙarfe sun haɗa da tubalin siliki, bulogin corundum mullite, da tubalin magnesia-iron spinel. Akwai nau’ikan tubali da yawa don murhun ƙarfe na ƙarfe, kuma takamaiman farashin yakamata a yi shawarwari tare da masana’anta don zaɓar bulo mai jujjuyawa mafi dacewa. Mai zuwa yana gabatar da waɗannan tubalin ƙarfe na ƙarfe da aka saba amfani da su.

1. Ma’adinai lokaci abun da ke ciki na silica tubalin ne yafi hada da tridymite da cristobalite, tare da karamin adadin ma’adini da vitreous. A ƙananan yanayin zafi, ƙarar tridymite, cristobalite da sauran ma’adini suna canzawa sosai saboda canjin siffar crystal. Sabili da haka, kwanciyar hankali na thermal na tubalin silica a ƙananan yanayin zafi ba shi da kyau. Yayin amfani da shi, ya kamata a yi zafi a hankali kuma a sanyaya shi ƙasa da 800 ° C don guje wa fasa. Saboda haka, bai dace da amfani da shi a cikin kilns tare da saurin canjin zafin jiki a ƙasa da 800 ° C.

2. Corundum mullite tubali ne mai high-alumina refractory abu hada da corundum da mullite. Corundum mullite tubalin yana nufin samfuran da aka ƙera da inganci masu tsafta ko ɗanɗano kaɗan. Yana da kyakkyawan ƙarfin zafin jiki mai kyau, babban aiki mai raɗaɗi na zafin jiki, juriyar girgiza zafin zafi da juriya na lalata. Dukansu murhun wuta mai zafi da murhu yumbu sun dace.

3. Magnesium-iron spinel tubalin an yi su ne da inganci mai inganci kamar kayan albarkatun kasa kuma ana sarrafa su ta hanyar tsari na musamman. Samfurin yana da halaye na babban ƙarfin matsawa, kyakkyawan kwanciyar hankali na zafin zafi, kyakkyawan aikin zafi mai raɗaɗi, da matsanancin zafi mai laushi mai nauyi. Har ila yau, yana da haɗin kai tsaye na tubalin magnesia-chrome kuma yana da sauƙin mannewa ga fatar kiln, wanda ke magance matsalar gurbata muhalli na chromium hexavalent da aka samar a cikin tsarin yin amfani da tubalin magnesia-chrome a cikin siminti.