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Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Shape: Brick
  • Material: Mullite
  • SiO2 Content (%): 24
  • Al2O3 Content (%): 73
  • Model Number: Grade30
  • Brand Name: JIUCHEN
  • Colour: White
  • Density: 1000kg/m3
  • Dimensions: 230x114x64/76mm
  • Thermal Conductivity: 0.38(350C),0.40(400C),0.42(600C)
  • Working Temperature: 1550C

Packaging & Delivery

Packaging Details Wooden case, wrapped by film,cardboard around four sides
230x114x64mm,668pcs/pallet,14028pcs/20GP
230x114x76mm,560pcs/pallet,11760PCS/20GP
Delivery Time within 15 days after received deposit

Insulating firebrick

Insulating firebrick gains typical advantages including low thermal conductivity,fine thermal shock resistance,low heat containment and low iron content,meanwhile,the outstanding mechanical flexibility,coupled with high insulating efficiency expands the extensive applications of IFB in a variety of industrial markets.Our insulating firebrick is manufactured from high-grade refractory powder and materials in good purity.During the process of production,organic and multiple filling materials are injected according to the required proportion,the brick is compressed in vacuum and sintered under high temperature.

 

Features

Low thermal conductivity

High purity and low iron content

Good thermal resistance with direct access to fire

Superior thermal shock resistance

Accurate dimension and easy cutting

 

Typical Applications

Cracking furnace

Conversion furnace 

Heating equipment

Refining equipment

Reproduction equipment

Hot blast stove

 

Description

Grade 23

Grade 26

Grade 28

Grade 30

Classification Temperature

1300C/2372F

1400C/2552F

1500C/2732F

1550C/2822F

Density(kg/m3)

600

800

900

1000

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 (%)x24hrs

≤0.6

≤0.6

≤0.8

≤0.9

Thermal Expansion  (%)1000C

0.5

0.52

0.52

0.53

Thermal Conductivity (W/m.k)

350C

0.18

0.25

0.33

0.38

400C

0.20

0.29

0.35

0.40

600C

0.24

0.32

0.37

0.42

Chemical Composition (%)

Al2O3

42

56

67

73

SiO2

55

41

30

24

Fe2O3

≤1

≤0.8

≤0.7

≤0.7

K2O+Na2O

1.1

1.7

1.7

1.7

 

We supply the bricks under strict control on quality,which

ranges from the inspection on raw materials, the supervision on the

production technique and process,the check on the delivered materials

before dispatch.Our bricks are proved to be a state-of-art thermal

insulating materials in the industrial furnaces and kilns due to its features

such as low thermal conductivity,the low iron content and good strength,

as a qualified member of the family of refractories in JIUCHEN

company,the applications and engineering together with our refractory

ceramic fibers are obtaining increasing and unparalleled popularity.

Transaction History of the Supplier

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
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The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $107,000
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