A cikin 'yan shekarun nan, aikace-aikace nagraphite cruciblesa cikin masana'antu narkar da ƙarfe da simintin gyare-gyare yana ƙaruwa akai-akai, godiya ga ƙira ta tushen yumbu wanda ke ba da juriya na musamman mai zafi. Koyaya, a cikin amfani mai amfani, mutane da yawa suna watsi da mahimmancin tsarin zafin jiki na sabbin crucibles graphite, wanda ke haifar da yuwuwar haɗari ga amincin mutum da kadarori saboda karaya. Don haɓaka fa'idodin crucibles graphite, muna ba da shawarwarin tushen kimiyya don amfani da su yadda ya kamata, tabbatar da ingantaccen samarwa da amincin masana'antu.
Halayen Graphite Crucibles
Graphite crucibles suna taka muhimmiyar rawa a cikin narkewar ƙarfe da simintin gyare-gyare saboda fiyayyen ƙarfin zafinsu. Duk da yake suna nuna mafi kyawun halayen thermal idan aka kwatanta da siliki carbide crucibles, suna da sauƙin kamuwa da iskar shaka kuma suna da ƙimar karyewa. Don magance waɗannan batutuwa, yana da mahimmanci a yi amfani da ingantaccen tsarin zafin jiki na kimiyya.
Jagororin Preheating
- Wuraren Wuta kusa da Tanderun Mai don Yin zafi: Sanya ƙusa kusa da tanderun mai na tsawon awanni 4-5 kafin fara amfani da shi. Wannan tsari na zafin jiki yana taimakawa wajen cire humidation a saman ƙasa, yana haɓaka kwanciyar hankali na crucible.
- Kona Gawayi ko Itace: Sanya gawayi ko itace a cikin tukunyar kuma a ƙone kusan sa'o'i huɗu. Wannan matakin yana taimakawa wajen rage humidification kuma yana inganta juriyar zafi na crucible.
- Tushen Zazzaɓi na Tanderu: A lokacin farkon lokacin dumama, a hankali ƙara yawan zafin jiki a cikin tanderun bisa ga matakan zafin jiki masu zuwa don tabbatar da kwanciyar hankali da dawwama na crucible:
- 0 ° C zuwa 200 ° C: jinkirin dumama don 4 hours (tanderun mai) / lantarki
- 0°C zuwa 300°C: Jin zafi na awa 1 (lantarki)
- 200°C zuwa 300°C: Jin zafi na awa 4 (tanderu)
- 300°C zuwa 800°C: Jin zafi na awa 4 (tanderu)
- 300°C zuwa 400°C: Jin zafi na awa 4
- 400°C zuwa 600°C: Saurin dumama, kiyayewa na awanni 2
- Maimaita Rushewar Bayan Kashewa: Bayan rufewa, lokacin sake dumama tanderun mai da lantarki shine kamar haka:
- 0°C zuwa 300°C: jinkirin dumama na awa 1
- 300°C zuwa 600°C: Jin zafi na awa 4
- Sama da 600°C: Saurin dumama zuwa zafin da ake buƙata
Jagoran Rufewa
- Don tanderun lantarki, yana da kyau a kiyaye ci gaba da rufewa yayin aiki, tare da saita zafin jiki a kusa da 600 ° C don hana saurin sanyaya. Idan rufin ba zai yiwu ba, cire kayan daga crucible don rage ragowar abun ciki.
- Don tanderun mai, bayan rufewa, tabbatar da fitar da kayan gwargwadon yiwuwa. Rufe murfin tanderun da tashoshin samun iska don adana saura zafi da hana danshi mai lalacewa.
Ta hanyar bin waɗannan ƙa'idodin zafin jiki na tushen kimiyya da kiyaye matakan rufewa, za'a iya tabbatar da ingantaccen aikin na'urorin graphite a cikin samar da masana'antu, tare da haɓaka ingantaccen samarwa da kiyaye amincin masana'antu. Bari mu haɗa kai don ƙirƙirar sabbin fasahohi don haɓaka ci gaban masana'antu.
Lokacin aikawa: Dec-04-2023