Zirconium mullite brick

Application : Zirconium mullite brick | The product has good alkali steam resistance , thermal shock resistance , it is mainly applied to flame space of glass furnace and also used in float glass furnace . ZM-16 is used in Oxyfuel burner brick of alkali free glass melting furnace , top crown of ceramic furnace and high temperature and large thermal stress parts of industrial furnace .

Zirconium mullite brick

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Zirconium mullite brick

Chemical composition

Zirconium mullite brick

Trademark ZM-20 ZM-16 ZM-12
ZrO2(%) ≥20 ≥16 ≥12
SiO2(%) / / /
Fe2O3(%) ≤0.3 ≤0.3 ≤0.3
Apparent porosity(%) ≤10 ≤11 ≤11
Bulk density(g/cm3) ≥3.00 ≥2.9 ≥2.9
Cold crushing strength(MPa) ≥100 ≥100 ≥100
Refractoriness under load T0.6 (℃) ≥1700 ≥1700 ≥1700
Thermal shock stability
(1100℃ water cooling)
1400℃*50h creep rate Excellent

zirconium brick

High pure zirconium brick

Fused zircon sand is selected as the raw material which is sintered with high temperature through special methods . It has great features of chemical stability , high temperature resistance , acid and alkali corrosion resistance , thermal shock resistance , etc. It is widely applied to ultra high temperature furnace and steel casting of military , scientific research , high melting point metal melting , laser crystal , quartz glass , electronics . …


corundum mullite brick

Fused and re-sintered corundum mullite bricks

Superstructure channel , Molded parts of glass fiber furnace and other glass furnace, corundum bricks can be applied to bottom material and barrier material,high temperature furnace and liner of ceramic glaze furnace . Mainly applied to gas making furnace and gasifier of petrochemical . …


1.FEDEX/DHL/UPS/TNT for samples.
2.By Sea for batch goods.
3.Customers specifying freight forwarders or negotiable shipping methods!
4.Delivery Time:3 days for common shape samples;15 days for special shape samples.Within 30 days for batch goods.

Payment Terms
1.Payment: T/T, Western Union,LC; Usually 30% paid by T/T as deposit,the rest 70% balance paid by T/T before delivery .
2.MOQ: Usually 1Tons,Customers can order certain PCS for special brick.
3.Quality Warranty: 3years.

Package Information
1.On wooden pallets with plastic cover.
2.According to customer’s requirements.

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