Zirconia refractory bricks

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Insulation and Refractory Materials

zirconia brick
Buy Zirconia refractory bricks
Wholesale Zirconia refractory bricks
Zirconia refractory bricks price
Zirconia refractory bricks factory
zirconia brick
Buy Zirconia refractory bricks
Wholesale Zirconia refractory bricks
Zirconia refractory bricks price
Zirconia refractory bricks factory
Zirconia refractory bricks

Laurel Zirconia refractory bricks are  made of natural zircon sand as raw material. It has high resistance to slag. It has become an important material in various industrial fields because of its low thermal expansion, low thermal conductivity as the temperature increases, high softening point of the load, high abrasion strength and good thermal shock stability. With the development of continuous casting and vacuum degassing technology in the metallurgical industry, zircon bricks are more and more widely used.

Product Details


Table parameters

ITEM

ZS-Z

ZS-65

ZS-63

ZrO2

%

≧68

≧65

≧63

SiO2

%

≦30

≦33

≦35

Fe2O3

%

≦0.2

TiO2

%

≦1.2

Apparent porosity

%

 ≦11

 ≦17

20

Bulk Density  

g/cm3

≧4.1

≧3.7

≧3.55

Cold crushing strength  

MPa

≧200

≧100

≧60

0.2Mpa Refractories under Load     

≧1700

≧1650

≧1600


Features

★ Good thermal stability, low thermal expansion rate

★ Slag has good corrosion resistance

★ Body dense, resistant to glass corrosion

★ High temperature resistance


Zirconia refractory bricks have found extensive applications in high-temperature furnaces and kilns across industries such as glass, ceramics, metallurgy, and power generation. Specifically, they are widely utilized in crucial positions like the pool walls and throats of glass kilns, the inner linings of ceramic sintering furnaces, as well as the linings of steelmaking converters and electric furnaces in the metallurgical sector. Their presence plays a pivotal role in enhancing the overall performance and prolonging the service life of these furnaces and kilns, ensuring efficient and reliable operation in the most demanding industrial settings.

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