Tuam Tshoj Zoo heev hluav taws kub resistant silica cib refractories los ntawm Hoobkas muag Hoobkas thiab manufacturers | Rongsheng

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Silicon hluav taws cib yog cov khoom siv silicon refractory, silica cib yog ib yam khoom zoo refractory khoom nrog ntau dua 93% SiO2 cov ntsiab lus. silicate refractory cib muaj cov yam ntxwv zoo heev ntawm kev ua haujlwm zoo rau cov kua qaub corrosion, zoo thermal conductivity, siab refractoriness nyob rau hauv load ntawm tshaj 1620 ℃. thiab tseem silica bricks muaj fratures ntawm muaj zog acid slag yaig tsis kam, siab refractoriness nyob rau hauv load, thiab ntim stability ntawm kub. silicon refractory brik yog tsuas yog siv nyob rau hauv lub qhov cub coke, qhib hearth, iav kiln, ceramic kiln, blast furnace, thiab lwm yam.


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Khoom cim npe

Silica refractory cib yog cov kua qaub refractory thiab muaj cov kua qaub slag yaig zoo. Slica bricks refractoriness nyob rau hauv load yog mus txog 1640 ~ 1690 ℃, pom meej thawj softening kub yog 1620 ~ 1670 ℃ thiab muaj tseeb ceev yog 2.35g / cm3. Silicon hluav taws cib tuaj yeem ua haujlwm kub kub rau lub sijhawm ntev thiab ua kom ntim ruaj khov yam tsis muaj kev hloov pauv. Silicon reactory cib muaj ntau dua 94% SiO2 cov ntsiab lus. Silicate cib muaj qhov kub siab tshaj lub zog thiab qis thermal shock kuj. Silicate hluav taws cib yog ua los ntawm ntuj silica ore raws li cov khoom siv raw, ntxiv cov ntxhia pob zeb tsim nyog los txhawb quartz hauv lub cev ntsuab hloov mus rau hauv tridymite thiab raug rho tawm qeeb los ntawm qhov kub ntawm 1350 ~ 1430 ℃ hauv kev txo cov cua. Thaum tshav kub mus txog 1450 ℃, muaj nyiaj 1.5 ~ 2.2% ntawm tag nrho cov ntim nthuav dav. Qhov kev nthuav dav tom qab no yuav ua rau kev sib koom ua ke-txiav kaw thiab xyuas kom meej tias kev tsim kho kom muaj huab cua zoo impermeability thiab cov qauv muaj zog.

Cov khoom ntawm Silica Fire Cib

  • Zoo acid erosion kuj,
  • High kub lub zog,
  • Siab refractoriness: 1690 ~ 1710 ° C,
  • Siab RUL: txog 1620-1670 ℃,
  • Volume stability ntawm qhov kub thiab txias,
  • Zoo thermal shock kuj.

Kev sib xyaw ntawm Silica Hluav Taws Cib

Silicon hluav taws thaiv yog lub cib refractory uas silica cov ntsiab lus ntau dua 93%, 50% -80% ntawm tridymite, 10% -30% ntawm cristobalite, quartz thiab iav theem, txog 5% -15%. Cov mineralogical muaj pes tsawg leeg ntawm silicate cib feem ntau yog nplai quartz thiab quartz, nrog rau me me ntawm quartz thiab vitreous. Scale quartz, quartzite quartz thiab residual quartz hloov pauv loj heev nyob rau hauv ntim vim qhov kev hloov ntawm cov khoom siv lead ua ntawm qhov kub thiab txias, yog li thermal stability ntawm silicate refractory cib tsis zoo ntawm qhov kub thiab txias. Nyob rau hauv cov txheej txheem siv, nyob rau hauv 800 ℃ kom qeeb cua sov thiab txias, thiaj li tsis txhob tawg. Yog li yuav tsum tsis txhob qis dua 800 ℃ kub leaps ntawm kiln.

Silica Fire Brick Manufacturing Txheej txheem

Silicate hluav taws cib yog tsim los ntawm quartzite nrog ib tug me me ntawm mineralizing neeg sawv cev. Thaum kub kub, silica refractory bricks ntxhia muaj pes tsawg leeg yog tsim los ntawm nplai quartz, quartzite quartz, iav thiab lwm yam complex cov ntaub so ntswg tsim nyob rau hauv high kub, thiab AiO2 cov ntsiab lus yog ntau tshaj 93%. Ntawm qhov zoo dua raug rho tawm haujlwm silica cib, cov ntsiab lus ntawm nplai quartz yog qhov siab tshaj plaws, suav txog 50% ~ 80%. cristobalit yog tom ntej no, accounting tsuas yog 10% mus rau 30%. Cov ntsiab lus ntawm quartz thiab iav theem hloov pauv ntawm 5% thiab 15%

Rongsheng Refractory Silica Hluav Taws Cib Specifications

Yam khoom/Index QG-0.8 QG-1.0 QG-1.1 QG-1.15 QG-1.2
SiO 2% ≥88 ≥91 ≥91 ≥91 ≥91
Qhov ntom ntom g / cm3 ≤ 0.85 ≤ 1.00 ≤1.10 ≤1.15 ≤ 1.20
Txias Crushing Zog Mpa ≥1.0 ≥2.0 ≥3.0 ≥5.0 ≥5.0
0.2Mpa Refractoriness Nyob rau hauv Load T0.6 ℃ ≥1400 ≥1420 ≥1460 ≥1500 ≥1520
Permanent Linear Change On Reheating % 1450 ℃ * 2h 0 ~ + 0.5 hli 0 ~ + 0.5 hli 0 ~ + 0.5 hli 0 ~ + 0.5 hli 0 ~ + 0.5 hli
20 ~ 1000 ℃ Thermal Expansion 10 ~ 6 ℃ 1.3 1.3 1.3 1.3 1.3
Thermal conductivity (w / m * k) 350 ℃ 0.55 ib 0.55 ib 0.6 0.65 ib 0.7 ua

Daim ntawv thov ntawm Silica Fire Cib

Silica hluav taws cib yog siv los ua cov ntaub ntawv refractory rau kev tiv thaiv phab ntsa ntawm coking chamber thiab combustor nyob rau hauv coke qhov cub, regenerative chamber thiab slag hnab tshos nyob rau hauv steelmaking qhib-hearth rauv, soaking qhov cub thiab iav melting rauv, thiab lwm yam hnyav bearing cheeb tsam thiab sab saum toj nyob rau hauv ceramic. hluav taws kub. Silicate cib kuj tuaj yeem siv rau qhov hnyav hauv cheeb tsam hauv qhov kub thiab txias thiab sab saum toj ntawm acid qhib hearth rauv.


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