IIMVELISO
Isitena seSilicon Checker 19 imingxuma
Inkcazo
Izitena ze-silica lattice zisetyenziswa njengabathwali bobushushu obuphezulu. Umgaqo wayo wokusebenza kukuqala ukutshisa igesi yamalahle, sebenzisa i-gas flue ephezulu yobushushu eyenziwe ukutshisa izitena zokuhlola kwi-regenerator, kwaye emva koko ufudumeze umoya obandayo ngezitena zokuhlola ezishushu, ezibangela ukuba isitovu somoya oshushu sijikeleze ngokutshintshana. Qhuba ukutsha kunye nokubonelela komoya, kwaye ngokuqhubekayo ufumane umoya oshushu wobushushu obuphezulu kwisithando somlilo. Umsebenzi we-hot blast furnace kukufudumeza umoya obandayo othunyelwe kwisithando somlilo ngokuvuthela emoyeni oshushu, kwaye emva koko uthumele umoya oshushu kwi-blast furnace ngokusebenzisa umbhobho womoya oshushu wokusabela kokutsha.
Ngethuba lexesha lokunikezelwa komoya, umoya obandayo ovuthelwa yi-blower ungena kwisithando somoya oshushu, ushushu ngezitena ze-checker emoyeni oshushu, kwaye uthunyelwa kwisithando somlilo ngokusebenzisa umbhobho womoya oshushu. Izitena ze-Checkered zisetyenziswa kakhulu kwizitovu ezitshisayo. Xa ubushushu bomoya oshushu bungaphantsi kwe-900 ℃, udongwe lusetyenziswa ngokubanzi. Xa iqondo lokushisa lomoya liphezulu kune-900 ° C, izinto eziphathekayo zezitena zokukhangela ziphezulu i-alumina, i-mullite, i-sillimanite, kunye ne-silicon.
Iparameter yezitena zesilika
INTO | YC-94K | YC-95B | YC-95A | YC-96B | YC-96A | |
---|---|---|---|---|---|---|
SiO2 % | ≥94 | ≥95 | ≥95 | ≥96 | ≥96 | |
Fe203 % | ≤1.5 | ≤1.2 | ≤1.2 | ≤1.0 | ≤0.8 | |
Ukuchasa ℃ | ≥1710 | ≥1710 | ≥1710 | ≥1710 | ≥1710 | |
AP % | ≤24 | ≤22(24 | ≤22(24) | ≤22(24) | ≤22(24) | |
BD g/cm3 | ≤2.33 | ≤2.35 | ≤2.35 | ≤2.34 | ≤2.34 | |
MPa | ≥20KG | ≥30 | ≥30(25) | ≥30(25) | ≥30(25) | ≥30(25) |
≥35(30 | ≥35(30) | ≥35(30 | ≥35(30) | |||
RUL ℃ | ≥1630 | ≥1650 | ≥1660 | ≥1670 | ≥1680 |
Ukusetyenziswa kwezitena ze-silicon
Izitena zokujonga i-silicon zisetyenziswa kakhulu kwizitovu ezitshisayo. Xa ubushushu bomoya oshushu bungaphantsi kwe-900 ℃, udongwe lusetyenziswa ngokubanzi. Xa ubushushu bomoya bungaphezulu kwe-900℃, izitena ze-silicon zegridi zenziwe nge-alumina ephezulu, i-mullite, i-sillimanite kunye ne-silicon.
Ngaphantsi kweemeko ezifanayo, izitena ezinkulu eziqhumayo zisebenzisa izitena zendabuko ezi-7 ezinobubanzi obuyi-30mm kunye ne-19-hole izitena ezinobubanzi be-43mm, okwandisa izinga lokushisa lomoya ngama-38 ° C; Izitena eziqhumayo ezincinci kunye neziphakathi zisebenzisa izitena ezinemingxuma eyi-19 ezinobubanzi obuyi-25mm kunye nezitena ezingama-31, ezinyusa ubushushu bomoya nge-19 ° C.