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High Alumina Bricks Used In Blast Furnace High Refractoriness Alumina Fire Brick

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High Alumina Bricks Used In Blast Furnace High Refractoriness Alumina Fire Brick

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Brand Name :YUDA
Model Number :GL-65/GL-55/GL-48
Certification :ISO
Place of Origin :Beijing,China
MOQ :1 Ton
Payment Terms :T/T, L/C
Supply Ability :2000 tons/month
Delivery Time :20-30 Days
Packaging Details :Packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages
Refractoriness :High refractoriness
Refractoriness under load :High refractoriness under load
Slag resistance :Can resist the erosion of acid slag and alkaline slag
Resistance to chemical erosion :Good resistance to acid or alkaline slag, metal liquid erosion
keyword :refractories materials
feature :fireproof,Heat Resistant
Service Temperature :1000℃-1800℃
customized :yes
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High-Al Bricks Used in Blast Furnaces

High-Al Bricks Used in Blast Furnaces/High refractoriness /High refractoriness under load/Can resist the erosion of acid slag and alkaline slag/Good resistance to acid or alkaline slag

Summary:

High-Al Bricks Used in Blast Furnaces refers to the refractory products made with high bauxite clinker as the main raw material with Al2O3 content greater than 48% and used for masonry blast furnace.

Product features:

  • 1. Refractoriness : the refractoriness of high aluminum brick is higher than that of clay brick and semi-silicon brick, up to 1750-1800℃
  • 2. Refractoriness under load: because the aluminum oxide content in high aluminum brick products is high, less impurities, the formation of molten vitreous body is less, so the lotus soft temperature is high
  • 3. Slag resistance: high aluminum brick aluminum oxide more, close to the neutral refractory material, can resist the erosion of acid slag and alkaline slag
  • 4. Resistance to chemical erosion:high alumina refractory products have good resistance to acid or alkaline slag, metal liquid erosion, oxidation, and reduction reactions, and are strengthened with the increase of alumina content and the decrease of impurities

Range of application:

It can be used for various internal and external buildings of high-temperature furnaces, mainly for lining ironmaking blast furnaces.

Technical data:


Brand

Items
High-Al Bricks Used in Blast Furnaces
GL-65 GL-55 GL-48
Al₂O₃ % ≥ 65 55 48
Fe₂O₃ % ≤ 2.0 2.0 2.0
Refractoriness ℃ ≥ 1800 1780 1760
Apparent porosity % ≤ 19 19 18
Refractoiness under load 0.2MPa ℃ ≥ 1500 1480 1450
Cold crushing strength MPa ≥ 60 50 45
Reheat linear
change %
1450℃×3h - - 0~-0.2
1500℃×2h 0~-0.2 -

Packaging and Storage:

Wooden pallets+thermoplastic film packaging,size 100×80×70 mm and weighs about 1.4 tons /pallet ;Store in a dry, moisture-proof warehouse,storage period is 24 months.

Construction method:Use refractory mortar for construction.

YuDa’s Expertise
Beijing Yuda's main business includes refractory materials, insulation materials, wear-resistant materials, metal materials, and provides refractory material diagnosis, design, research and development, manufacturing, construction, and maintenance services. For many years, we have been committed to providing our customers with the highest quality products, the most comprehensive services, and the most accurate solutions, saving them time, effort, and money, and ensuring the stable operation of high-temperature kilns. At the same time, we can also provide engineering general contracting services such as refractory material selection, design, installation, and maintenance, optimize refractory material configuration, improve the synergy between refractory materials and processes, increase kiln operation rate, and provide you with comprehensive nanny style services.

Contact Us
If you have any questions, please feel free to contact us and we will be happy to serve you, thank you for your support.Yuda has always adhered to the development philosophy of "serving needs and creating value", based on national strategy, and serving global customers.

E-mail: bjydnh@163.com
WhatsApp:+86 17822353985
We look forward to assisting you with your refractory needs and providing you with the best solutions for your industrial applications.

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