Ma castable otsika simenti ndi mtundu umodzi wa ma castable osasunthika okhala ndi kutentha kwakukulu kwa ntchito yoposa 1550℃, omwe amagwiritsa ntchito simenti ya aluminate ngati chomangira chake, momwe kuchuluka kwa CaO kuli kochepera 2.5%. Kapangidwe ka castable otsika simenti yosasunthika makamaka kamakhala ndi aggregate yosasunthika, ufa wosasunthika ndi madzi. Poyerekeza ndi ma castable achikhalidwe osasunthika, ma castable otsika simenti osasunthika ali ndi magwiridwe antchito abwino monga simenti yochepa, porosity yochepa, kukhazikika kwa voliyumu yabwino komanso mphamvu yozizira kwambiri. Ndipo kuchuluka kwa ma castable otsika simenti ndi kwakukulu kuposa ma castable ena osasunthika.
Chotsukira cha simenti yochepa ndi chotsukira cha simenti chomwe chimapangidwa ndi ufa wosalala kwambiri, simenti ya aluminiyamu ndi zina zosakaniza. Kuphatikiza apo, kuchuluka kwa zinthuzi kumatha kukhudza magwiridwe antchito ake. Ponena za kuchuluka kwa madzi ake, chifukwa cha kusakaniza kosavuta, kuwonjezera madzi pang'ono kungachepetse kukhuthala ndikuwongolera mphamvu. Chotsukira cha simenti chochepa chili ndi ubwino wa madzi ochepa, kuchuluka kwakukulu komanso mphamvu zambiri, ndichifukwa chake zinthuzi zimagwiritsidwa ntchito kwambiri m'mafakitale ambiri komanso m'mafakitale osiyanasiyana.
Kutentha Kwambiri ndi Mphamvu Yopopera Mpweya Komanso Kukana Kudzikundikira kwa Mpweya Kwambiri.
Kuchepa kwa Poto ndi Kuchuluka Kwambiri. Panthawi yomanga, madzi okwana 1/3 ~ 1/2 okha ndi omwe adzawonjezedwamo.
Kuonjezera Mphamvu Ndi Kutentha Kowonjezera kwa Kutentha Pambuyo Popanga Chifaniziro: Ndi kusintha koyenera kwa kukula kwa chifanizirocho, chingasakanizidwe kukhala chinthu chodzipangira chokha komanso chopopera madzi.
| Chinthu/Chizindikiro | M | A1 | A2 |
| Chigawo cha mankhwala | 65 | 80 | 90 |
| Zophatikizana | Mullite | Corundum | Corundum |
| Kutentha kwakukulu kwa ntchito | 1600 | 1700 | 1800 |
| Refractorinee | 1750 | 1790 | 1790 |
| Kuchuluka kwa zinthu zambiri | 2.6 | 2.8 | 3.0 |
| Kusintha kwa mzere pambuyo pa sintered | |||
| 1000℃ | -0.2 | -0.2 | -0.2 |
| 1300℃ | ± 0.5 | ± 0.5 | ± 0.5 |
| Mphamvu ya kuthamanga pambuyo poyatsidwa | |||
| 110*24h | 30 | 30 | 30 |
| 1000*3h | 50 | 50 | 50 |
| 1400*3h | 70 | 80 | 80 |
Chotsukira chotsika mtengo cha simenti chimagwiritsidwa ntchito kwambiri m'mafakitale ambiri monga mafakitale a zitsulo, mafakitale a petrochemical, malo opangira magetsi, malo omanga ndi mafakitale ena. Komanso chotsukira chotsika mtengo cha simenti chingagwiritsidwe ntchito pa uvuni ndi ma boiler m'malo osiyanasiyana malinga ndi kapangidwe kake. Mwachitsanzo, chotsukira chotsika mtengo cha dongo ndi alumina wokwera mtengo chingagwiritsidwe ntchito pa zipilala za uvuni wotentha, uvuni wonyowa ndi uvuni wina wotenthetsera kutentha.
Fakitale ya RS Refractory ndi kampani yogulitsa zinthu zoteteza ku simenti yochepa yomwe idakhazikitsidwa kumayambiriro kwa zaka za m'ma 90. Fakitale ya RS Refractory yakhala ikugwira ntchito yokonza zinthu zoteteza ku simenti yochepa kwa zaka zoposa 20. Ngati mukufuna zinthu zoteteza ku simenti yochepa, kapena muli ndi mafunso okhudza zinthu zoteteza ku simenti yochepa zokhudzana ndi zizindikiro zakuthupi ndi mankhwala, chonde titumizireni kwaulere. Ndipo fakitale ya Rs Refractory monga kampani yoteteza ku simenti yochepa ku China, ili ndi ubwino wopikisana motere: