High Alumina Brick

High alumina bricks for general uses are mainly made from super quality Bauxite, bonding chamotte and additives, being high pressure pressed and sintered in high temperature.

Send Inquiry
Product Details

High alumina bricks for general uses are mainly made from super quality Bauxite, bonding chamotte and additives, being high pressure pressed and sintered in high temperature.



Item

Index

LZ-80

LZ-75

LZ-65

LZ-55

LZ-48

Al2O3 %

80

≥75

≥65

≥55

≥48

Refractoriness ℃

≥1790

≥1790

≥1790

≥1770

≥1750

Bulk Density g/cm3

2.65

2.5

2.45

2.4

2.3

0.2 MPa℃ Refractoriness under Load

1530

≥1520

≥1500

≥1470

≥1420

Reheating Linear Change %

1500℃X2h

+0.1
-0.4

+0.1
-0.4

+0.1
-0.4

+0.1
-0.4

-

1450℃X2h

-

-

-

-

+0.1
-0.4

Apparent Porosity %

22

≤23

≤23

≤22

≤22

Cold Crushing Strength  MPa

55

≥50

≥45

≥40

≥35

Application

  1. Applied in ceramic frit furnace, solid sodium silicate furnace,glass furnace, electric furnace arch, blast furnace, reverberatory furnace and rotary kiln lining

  2. Widely used as the regenerator checkers of open-hearth furnace, the chock plug and nozzle brick for the casting system




Hot Tags: high alumina brick, China, suppliers, manufacturers, factory, customized, buy, price
Related Products
Inquiry