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1800C High Al2O3 Bubble Refractory Bricks for Industrial Furnace

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US$ 5 - 50 MOQ: 10 Pieces
Key Specifications
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Place of Origin:
Henan, China
Shape:
Brick
Material:
Alumina Block
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Zhengzhou Lepe Refractory Materials Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
Delivery time depends on order quantity.

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Place of Origin Henan, China
Shape Brick
Material Alumina Block
SiO2 Content (%) <13%
Al2O3 Content (%) >85%
Model Number AB-17
Brand Name LEPE

Specifications

Al2O3 Bubble Refractory Bricks
1.Alumina content:85%,90%,99%
2.Max temperature:1800C
3.Bulk Density:1.4-1.7g/cm3

 
Product Description

  

Al2O3 Bubble Brick is made of alumina hollow ball and alumina powder at 1750C, combined with other anchoring agent.

 

Alumina bubble bricks are primarily used for lining of high temperature furnace and thermic insulant of ultra-high temperature furnace of the industrial as refractory material, industrial ceramics, electronic ceramics, petrochemical and metallurgical industries.

 

 

Item

Al2O3 Bubble Brick

 

85 type

90type

99type

Max temperature

1680

1700

1800

Al2O3  %

>85

>90

>99

SiO2  %

<13

<8

<0.2

Fe2O3 %

<0.2

<0.2

<0.2

Bulk density    g/cm3

1.4-1.7

1.4-1.7

1.4-1.7

Cold crushing strength  Mpa

>12

>10

>9

Reheating linear change %

(1600C x3h)

±0.3

±0.3

±0.3

Thermal expansion coefficient x10 -6

(room tem.-1300C)

~7.8

~8.0

~8.6

Thermal    w/(m.k)

conductivity(Average 800C)

<0.8

<1.3

<1.5

 

 

 

 

 

 

Packaging & Shipping

 

1800C high Al2O3 Bubble Refractory Bricks for industrial furnace

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Zhengzhou Lepe Refractory Materials Co., Ltd.
Business Type
Manufacturer, Trading Company
Year Established
2013
Factory Size
5,000-10,000 square meters
Total Employees
51 - 100 People
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