Brick Silica Hasken nauyi 1.0

Tubalin silica masu nauyi suna amfani da silica da aka murƙushewa azaman albarkatun ƙasa, kuma girman su mai mahimmanci yawanci bai wuce 1mm ba, kuma barbashi ƙasa da 0.5mm ba su ƙasa da 90%. Ana saka abubuwa masu ƙonewa a cikin sinadarai ko kuma a yi amfani da hanyar samar da iskar gas don samar da sifa mai ƙura, sannan a harba. Hakanan za'a iya sanya shi cikin samfuran marasa wuta. Ana amfani da shi ne a sassa daban-daban na kilns waɗanda ke buƙatar rufewa ko rage nauyin kai ba tare da hulɗar kai tsaye tare da narke ba, ba tare da tasirin iskar gas ba, kuma ba tare da canjin zafin jiki ba. Ana amfani da shi a yanayin zafi mai girma kuma ba zai iya haɗuwa da kayan haɓakar alkaline ba. Dangane da kayan, zafin amfaninsa yana tsakanin 1200 da 1550 ℃.

Tubalin silica masu nauyi abu ne na musamman, galibi ana amfani dashi a masana'antar gilashi da masana'antar karfe. A mafi yawan lokuta, tubalin silica masu nauyi da bulogin silica masu yawa ana amfani da su azaman sassa na tsari. Yawanci ana amfani da shi a cikin masana'antar murhun gilashi, galibi don rufewa na kwandon kiln, don haka rage asarar zafi da haɓaka ingantaccen tsarin narkewa. A cikin masana'antar ƙera ƙarfe, ana amfani da bulo na silica masu nauyi don nauyin bangon tanderu mai zafi mai zafi da kusoshi.

1. Ana amfani da tubalin silica masu nauyi a cikin masana'antar gilashi - thermal insulation of oven vaults.

A cikin tsarin narkewar gilashin, ana samun yanayin zafi mai girma a cikin ƙananan ɓangaren da aka tashe. Dangane da nau'in gilashin, zafin jiki yana kusa da 1600 ° C. Mafi ƙarancin nauyi ana tsara shi azaman yadudduka biyu ko fiye.

Tubalin silica masu nauyi suna fuskantar manyan lodin zafin jiki. Ana sa ran cewa Layer guda ɗaya na vault (tsari da mai nauyi mai nauyi) yana da kayan haɓaka iri ɗaya ko makamancin haka. Silica tubalin da girma yawa na 1250kg · m-3 ko 1000kg · m-3 iya saduwa da bukatun na m Layer. Layer na gaba yana amfani da tubalin silica tare da yawan nauyin 800Kg·m-3 ko 600kg·m-3.

Ana iya tara tubalin silica masu nauyi a cikin yardar kaina a kan ma'aunin tanderun ko kuma a haɗa su da yumbun wuta na silica. Babu nauyin sinadari yayin rayuwar sabis na tanderun (shekaru da yawa). Ana amfani da tubalin silica mara nauyi saboda nau'in sinadarai da ma'adinai na rufin aiki yayi kama da na tubalin silica masu yawa da ake amfani da su.

2. Ana amfani da tubalin silica masu nauyi a cikin masana'antar karfe - tanda mai zafi

Ana amfani da tanda mai zafi don iska mai zafi (wanda ake kira fashewar tanderu), wanda ke da alaƙa da fankar fashewar fashewar. Ya danganta da siffar da wurin da tanderun fashewa mai zafi, kewayon zafin jiki yana tsakanin 1000 da 1300 ° C, kuma iska mai zafi yana cikin kewayon 2300 zuwa 6500 m3 · min-1.

Wannan yana buƙatar ƙididdige kwatancen tsakanin tanderun fashewar zafi (masu girma dabam dabam da wuraren amfani) da kubba na gilashin gilashi a matakai daban-daban da kaya iri-iri, mai da hankali kan kaddarorin thermomechanical. Don ƙaramin nauyi, ƙimar ƙarar da aka yi amfani da ita shine 1250kg · m-3 ko 1050kg·m-3 (yafi saboda ƙarfinsu mafi girma)