Insulating Fire Brick

High temperature mullite insulation bricks for sale are made from good quality and superior raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of manufacture. Each grade of products has...

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Product Details

High temperature mullite insulation bricks for sale are made from good quality and superior raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of manufacture. Each grade of products has unique design to meet different thermal, physical and chemical demands.


Item

Index

JM-23

JM-24

JM-26

JM-28

JM-30

Classification Temperature ℃

1260

1350

1430

1540

1650

Bulk Density g/cm3

0.6

0.8

0.8-1.0

0.9-1.1

1.0-1.2

Compressive Strength Mpa

1.3

2.0

3.0

3.5

3.5

Reheating Linear Change %

1250×12
-0.5

1320×12
-0.5

1400×12
-0.5

1510×12
-0.9

1600×12
-0.9

Thermal Conductivity
W/m.k(350±25℃)

0.22

0.26

0.26

0.32

0.41

Al2O3 %

50

55

60

65

70

Fe2O3 %

1.2

1.2

1.2

1.0

1.0

Application

Can be widely used as the lining for industrial furnace, such as shuttle kiln, resistance furnace, chemical industrial furnace, metallurgical industrial furnace, heating furnace, tempering furnace, carbonization furnace, roller kiln, tunnel kiln etc.

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