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Fire Proof / Insulating Alumina Refractory Bricks , Alumina Bubble Bricks 99% Al2O3
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Brand Name:Rongsheng
Model Number:Sintered or Fused Alumina Bubble Brick
Certification:ISO9001 CE SGS
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
Company Data
Verified Supplier
Contact Person
Pika
Business Type:
Manufacturer
Officials:
10th & 11th Floors, No.6 Building, Central China Electronic Commerce Port, Daxue Road, Erqi District, ZhengZhou City, Henan Province, China
Quality:
Quality Certifitation Available
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Product Details
Company Profile
Product Details
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-85 | RS-90 | RS-99 | |
| Chemical composition | Al2O3 | ≥85 | ≥90 | ≥99 |
SiO2 | ≤13 | ≤8 | ≤0.2 | |
Fe2O3 | ≤0.5 | ≤0.5 | ≤0.5 | |
Apparent Porosity% | 58-62 | 58-62 | 58-62 | |
Bulk Density g/cm3 | 1.4-1.7 | 1.4-1.7 | 1.4-1.7 | |
Cold Crushing Strength Mpa | ≥12 | ≥10 | ≥9 | |
0.1Mpa Refractoriness Under Load T0.6 °C | ≥1650 | ≥1700 | ≥1700 | |
Permanent Linear Change On Reheating | ±0.3 | ±0.3 | ±0.3 | |
20-1300°C Thermal Expansion % (x 10-6) | 0-7.8 | 0-8.0 | 0-8.6 | |
Thermal Conductivity(Average 800°C) W/(M.K) | ≤0.8 | ≤1.3 | ≤1.5 | |
Max Service Temperature °C | 1680 | 1700 | 1800 | |
Company Profile
Zhengzhou Rongsheng Refractory Co., Ltd.
Our company can provide not only the domestic and foreign customers excellent quality of high-temperature thermal insulation material, but also the first-rate service including professional furnace lining design, installation supervision, engineering construction etc.
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