Ibhloko echasayo yealkali luhlobo lwezitena eziphantsi ze-alumina, umxholo we-Al2O3 yi-30-25%, eyona nto iphambili yeebhloko zealkali ezixhathisayo ziludongwe oluphantsi lwe-alumina, ibhlokhi yomlilo echasene nealkali luhlobo lwemveliso ye-silicaalumina ephikisayo enokumelana nokukhukuliseka okuhle kwealkali. ukusebenza kwinkqubo ye-sement kiln. Ibhloko ye-alkali ekwazi ukumelana ne-refractory inamandla aphezulu, ukuzinza kwevolumu elungileyo, amandla okhukuliseko lwe-alkali, njl njl.
Ialkali isitena esixhathisayo sikwiqondo lobushushu eliphezulu singasabela ngealkali yentsimbi oxide eveliswe viscosity ephezulu yesigaba solwelo, ukwenza umaleko weglaze utshintshiwe umaleko wemilo, ukugquma umphezulu wemibhobho yomphezulu yezitena, ukuthintela ukungena kunye nokukhukuliseka kwealkali. izinto ezinyibilikisiweyo zesinyithi, zinenjongo yokhukuliseko lwealkali. Ibhloko ekwaziyo ukumelana nealkali ibhekisa kudongwe oluphantsi lwealkali olukwaziyo ukumelana nezitena njengeyona mathiriyeli ikrwada ingundoqo, eyenziwe ngealuminiyam kwisixokelelwano seziko lesamente kwaye inoxhathiso olululo lwealkali ekumhlwa kunye ne-thermal conductivity ephantsi.
Izitena ezixhathisayo zealkali zinokwahlulwa zibe ziindidi ezine: isitena esixhaphakileyo sealkali, isitena somlilo esinamandla ealkali, uhlobo lwe-alkali oluxhathisayo lwebhloko kunye nohlobo lokugquma olushushu lwebhloko yealkali.
Izitena eziqhelekileyo ezixhathisa ialkali zisetyenziswa ikakhulu kwiheyitha yesamente yesamente kunye neziko elibolayo kathathu.
Izitena zomlilo ezinamandla aphezulu ealkali zisetyenziswa ikakhulu kwiheyitha yesamente yesamente, iziko elibolileyo, imibhobho yomoya emithathu, uflue othe nkqo, isilinda sesitshingitshane.
Ibhloko yeVault yohlobo lwealkali exhathisayo isetyenziswa ikakhulu kwiheyitha yesamente yesamente kunye neziko elibolayo kathathu.
Uhlobo lokufakelwa kwe-Thermal ibhlokhi exhathisayo yealkali inokumelana ne-alkali elungileyo kunye ne-thermal conductivity ephantsi, inokusebenza kobushushu bokusebenza kweemveliso ze-silica alumina refractory.
Izinto | Isitena esikhethekileyo sobungqina be-asidi | Izitena ezilula ezinobungqina be-asidi |
SiO2(%) ≥ | 65 | 65 |
Uxinaniso olukhulu(g/m³) | 1.6-1.8 | 1.0-1.3 |
Amandla Okutyumza okubandayo(MPa) ≥ | 15 | 10 |
I-Thermal Conductivity W/( m·K) ≤ | 0.65 | 0.45 |
Ukufunxwa kwamanzi (%) ≤ | 15 | ubuso obusebenzayo 5 |
Izinga lobungqina be-Acid (%) ≤ | 98 | 97 |
Ubushushu benkonzo( ℃) ≤ | 1000 | 1000 |
Isitena esichasayo sealkali sinamandla aphezulu, uzinzo lwevolumu elungileyo, amandla okhukuliseko lwealkali. Isitena esichasayo se-alkali sisebenza kwi-sement kiln preheater kunye nesithando somlilo esibolayo, i-air duct, njl njl. isitena somlilo esichasayo se-alkali sisetyenziswe kwi-Kiln preheating system, i-furnace yokubola, i-tertiary air duct.
Umzi-mveliso we-RS refractory njengomenzi webhloko ochasayo we-alkali eTshayina, unezibonelelo ezininzi zokukhuphisana kwimarike. ukuba unemfuno yebhlokhi echasene ne-alkali, okanye unemibuzo malunga ne-alkali resistant firebrick malunga nezalathi zenyama kunye neekhemikhali, nceda uqhagamshelane nathi simahla, siya kukubonelela ngezitena ezikwaziyo ukumelana ne-alkali.