Reaction bonded silicon carbidecrucibleswakiltar ci gaba a cikin fasaha mai jujjuyawa, yana ba da aiki mara misaltuwa a cikin matsanancin yanayin zafi. Waɗannan kwantenan yumbu na ci-gaba sun zama masu buƙatu a duk faɗin ƙarfe, simintin gyare-gyare, injiniyan injiniya, da masana'antun sarrafa sinadarai, suna ba da kyakkyawan aiki inda kayan gargajiya suka gaza.
Babban Amfanin Fasaha
RBSC crucibles sun fi takwarorinsu na alumina da graphite na al'ada ta hanyar:
- Ƙarfin zafin jiki na musamman (120-150 W/m·K a 1000°C)
- Matsakaicin ƙarancin haɓakar haɓakar thermal (4.5×10⁻⁻⁶/K)
- Juriyar girgiza zafin zafi yana jure wa 50+ saurin sanyaya hawan keke (1600 ° C 25 ° C)
- Juriya lalata acid/alkali (daidaituwar pH 0-14)
- Oxidation kwanciyar hankali a cikin iska har zuwa 1650 ° C
Ƙarfe Mastery
A cikin samar da ƙarfe da ƙarfe mara ƙarfe (aluminum, jan ƙarfe, zinc), RBSC crucibles yana ba da damar:
- 20-30% saurin narkewa ta hanyar ingantaccen canjin zafi
- 99.95% kiyaye tsabtar ƙarfe ta hanyar abubuwan da ba su da amsawa
- Rage samuwar slag ta hanyar rage girman yanayin zafi
- Tsawon rayuwar sabis (3-5 × ya fi tsayi fiye da yumbu-graphite crucibles)
Daidaitaccen Casting & Aikace-aikacen Injini
Kayayyakin inji na musamman na crucibles suna goyan bayan buƙatun masana'antu:
- Dorewar ingantaccen tsari a ƙarƙashin 15-20 MPa damuwa inji
- Daidaitaccen kwanciyar hankali (± 0.1% canjin girma a 1500°C)
- Sarrafa mara gurɓata don abubuwan haɗin sararin samaniya
- Amintaccen aiki a cikin tsarin simintin centrifugal
Nagartaccen sarrafa sinadarai
RBSC crucibles suna magance ƙalubale masu mahimmanci a cikin haɗin sinadarai:
- Amintaccen abun ciki na narkakken gishiri (misali, NaOH, KNO₃)
- Tsayayyen aiki a cikin halayen sulfidation / chlorination
- Juriya na lalata da HF har zuwa 800 ° C
- Tsabtace tsafta a cikin abin da ba kasafai ake samu ba
Ayyukan Tattalin Arziki
Yayin da farashin farko ya kasance 40-60% sama da crucibles na gargajiya, mafita na RBSC suna isar da:
- 70% raguwa a mitar sauyawa
- 25-35% tanadin makamashi ta hanyar ingantaccen yanayin zafi
- 90% sake yin amfani da kayan abu ta hanyar farfadowa na thermal
- Kusa da sifili bukatun kiyayewa
Ƙirƙirar Ƙirƙirar Masana'antu
1. Titanium Alloy Production
- Juriya mai amsawa Ti yana narkewa a 1700 ° C
- Yana hana gurɓacewar carbon
2. Haɗin Kan Batir
- Yana ba da damar sarrafa nau'in LiCoO₂ cathode
- Yana tsayayya da lalata gishirin lithium
3. Semiconductor Crystal Growth
- Yana kula da daidaituwar matsananci-high
- Yana kawar da gurɓataccen siliki carbide
Tsarin Gaba-gaba
Gilashin RBSC na zamani sun haɗa da abubuwan ci gaba:
- Tsarin porosity na gradient don sarrafa iskar gas
- Nanoscale surface coatings inganta slag juriya
- Na'urori masu auna firikwensin thermal don saka idanu akan tsari
Daga binciken sikelin dakin gwaje-gwaje zuwa samar da yawan masana'antu, crucibles silicon carbide da ke da alaƙa suna ci gaba da sake fasalta ƙarfin sarrafa zafin jiki. Haɗin su na musamman na thermal, inji, da kaddarorin sinadarai sun sanya su matsayin ƙwaƙƙwaran zaɓi don aikace-aikacen zafin jiki na gaba mai zuwa, ingantaccen tuki da haɓaka inganci a cikin sassan masana'antu da yawa.
Lokacin aikawa: Maris 20-2025