JM28 Insulating Firebrick Light weight Mullite brick refractory brick

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1000 pc
Supply Capability:
2000000 pc/month

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Product Description:

FEATURES:

Low thermal conductivity 

High purity and low iron content

Good thermal shock resistance

Superior thermal shock resistance

Accurate dimension and easy cutting

TYPICAL APPLICATIONS:

Cracking Furnace

Conversion Furnace

Heating equipment

Refining equipment

Reproduction equipment

Hot Blast Stove

ADVANTAGES OF OUR BRICKS:

White and smooth appearance

Correct size and cut

Pure raw materials

Standard open porosity

High strength

Low shot content

DIMENSIONS:

Standard dimensions:

230X114X64mm

230X114X76mm

Customized production for bricks with special dimension is available

Shaped bricks such as arch or key can be produced according to the drawings

 

PACKAGES:

 

Packed in  carton box:

 

Bricks are paved inside the cartons and normally,8 or 10 pcs bricks per carton box, this way of package is suitable for the procurement is samll quantities.

 

Packed in wooden pallet:

 

Bricks are paved onto the pallet in a row,each layer shall be separated and the wooden case is wrapped by film,the cardboard around the four sides of pallet will protect bricks in the  transportation.

 

230X114X65mm,668pcs/pallet

 

230X114X75mm,560pcs/pallet

 

SPECIFICATIONS:

 

 

Description

 

Grade 23

 

Grade 26

 

Grade 28

 

Grade 30

Chemical Composition (%)

Al2O3

42

56

67

73

SiO2

55

41

30

24

Fe2O3

1

0.8

0.7

0.7

K2O + Na2O





Physical Properties

Density (kg/m3)

600

800

900

1000

Classification Temperature ()

1300

1400

1500

1550

Cold Crushing Strength (MPa)

1.2

1.8

2.5

3.3

Modulus of Rupture (MPa)

1.0

1.7

2.3

3.1

Permanent Linear Change (%) x 24hrs

0.6

0.6

0.8

0.9

Thermal Expansion (%) 1000 

0.5

0.52

0.52

0.53

Thermal Conductivity (W/m.k)


350 

0.18

0.25

0.33

0.38

400 

0.20

0.29

0.35

0.40

600 

0.24

0.32

0.37

0.42

 

 

                           JM28 Insulating Firebrick Light weight Mullite brick refractory brick


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