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Zhengzhou Rongsheng Kiln Refractory Co., Ltd.
Zhengzhou Rongsheng Kiln Refractory Co., Ltd. The Best Price With High Quality!
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Fire-proof and Insulating HIgh Alumina Refractory Brick Alumina Bubble Bricks

Zhengzhou Rongsheng Kiln Refractory Co., Ltd.
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Zhengzhou Rongsheng Kiln Refractory Co., Ltd.
City: Zhengzhou
Province/State: Henan
Country/Region: China
Tel: 86-0371-56010932
Contact Person:
Mr Arron

Fire-proof and Insulating HIgh Alumina Refractory Brick Alumina Bubble Bricks

Brand Name : Rongsheng
Model Number : Sintered or Fused Alumina Bubble Brick
Certification : ISO9001 CE SGS
Place of Origin : China
MOQ : 5 tons
Price : USD 1000-1500 per ton
Payment Terms : L/C, T/T, Western Union
Supply Ability : 1000 tons per month
Delivery Time : Within 30 working days
Packaging Details : Wodden pallets and water-proof cover
Product name : Alumina Bubble Bricks
Material : High alumina
Al2O3 : 99%
Service temperature : 1700 Degree Celcius
Application : High heat furnaces
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High Purity Alumina Bubble Lightweight Fire Brick For Chemical Industry Furnace


Alumina Bubble Brick Description:


The alumina bubble brick used the alumina hollow ball as the main raw material, high-performance powder as additives, and organic material from the temporary binding agent .After mixing, drying, forming, and firing at high temperature shuttle kiln made.


Alumina Bubble Brick Specifications


1.High purity;
2.High mechanical strength;
3.Low thermal conductivity;
4.Good stability

5. Mainly apply to the insulation layer of coal-water slurry gasifier

6. Excellent thermal insulation

7. Long service life

8. High compressive strength

9. Competitive price


Alumina Bubble Brick Application:


The bubble alumina brick are mainly used for lining of high temperature furnace and industry ceramic, electrical ceramic, petrochemical and metallurgical industries, as well as the insulation material for super high temperature furnace.


Alumina Bubble Brick Physical and chemical index:


Item


RS-85RS-90RS-99
Chemical composition

Al2O3


≥85≥90≥99

SiO2


≤13≤8≤0.2

Fe2O3


≤0.5≤0.5≤0.5

Apparent Porosity%


58-6258-6258-62

Bulk Density g/cm3


1.4-1.71.4-1.71.4-1.7

Cold Crushing Strength Mpa


≥12≥10≥9

0.1Mpa Refractoriness Under Load T0.6 °C


≥1650≥1700≥1700

Permanent Linear Change On Reheating

(%)1500°CX2h


±0.3±0.3±0.3

20-1300°C Thermal Expansion % (x 10-6)


0-7.80-8.00-8.6

Thermal Conductivity(Average 800°C) W/(M.K)


≤0.8≤1.3≤1.5

Max Service Temperature °C


168017001800



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Fire-proof and Insulating HIgh Alumina Refractory Brick Alumina Bubble Bricks Images

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