• High Alumina JM28 Insulating Firebrick Lightweight Mullite Brick Refractory Brick System 1
  • High Alumina JM28 Insulating Firebrick Lightweight Mullite Brick Refractory Brick System 2
High Alumina JM28 Insulating Firebrick Lightweight Mullite Brick Refractory Brick

High Alumina JM28 Insulating Firebrick Lightweight 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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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


Q: How much is the bending temperature aluminum silicon carbide brick for torpedo car
High alumina brick is made of superfine alumina, fused corundum and fused mullite as main refractory materials.
Q: Is there a big difference between two high alumina brick and one high alumina brick?
The difference between the two kinds of high alumina bricks is great. I perennial in Zhengzhou was responsible for the production and sale of colt refractories
Q: What is the difference between corundum and high alumina??
The main component of high purity 99 corundum brick is corundum sand,90 corundum brick is mainly composed of corundum sand and a small amount of Suzhou soil, mullite.
Q: What are the grades of high alumina bricks?
According to the size of high aluminum brick is divided into: standard brick, special-shaped brick.
Q: What are the requirements for Rubble backfill height?
1, filling thickness is not greater than 50cm.2, filling, the use of layered filling.
Q: What is the standard size of high alumina brick?
The country has laid down a number of criteria for the use of refractory bricks to unify market demand.
Q: What is the price of the first grade high alumina brick?
Many factories in Xinmi have high alumina bricks, but they must choose a regular factory. Kuwait refractory level high aluminum brick price at around 1600, the quality of double stable supply
Q: The difference between aluminium refractory and magnesia refractory
Aluminum refractory belongs to neutral refractory material, usually refers to silicon aluminum refractory materials, such as: high alumina brick, clay brick, high alumina castable and other products, the production of raw materials is mainly bauxite.
Q: What is the difference between T3 refractory bricks and high alumina refractory bricks?
High aluminum refractory brick brick is all in one type of material classification, the material is AL2O3 high bauxite content above 55%, refractory brick by material into clay bricks, high aluminum brick brick brick corundum brick
Q: Which is faster for heat transfer between corundum bricks and high alumina bricks?
75 high aluminum and 43 clay bricks, 75 single weight 4.5kg or more. 43 3.65kg or so, the use of temperature 75, high aluminum in about 1520, 43 of brick 1430 or so, the color of 75 pan white, 43 of the Loess color. In short, the difference is great.

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