Alumina Bubble Brick
Alumina Bubble Brick is a high-temperature refractory material, usually made of alumina, silica sand and other additives through the process of ball milling, mixing, molding and firing, etc. Alumina bubble refractory brick has the shape of a hollow sphere, so it is called hollow sphere brick.
- Origin: China
- Application: Industrial Furnaces and Equipment
- OEM/ODM: Support
- Refractoriness (℃): 1770< Refractoriness< 2000
- Transport Package: Export Carton Case+Pallet
- Production Capacity: 1000ton/Month
- Al2O3: ≥90%
- Bulk Density: 1.4G/Cm3-1.7g/cm3
High quality refractory bricks
Product Details
Alumina Bubble Brick for Sale
Description
Alumina Bubble Brick is a high-temperature refractory material, usually made of alumina, silica sand and other additives through the process of ball milling, mixing, molding and firing, etc. Alumina bubble refractory brick has the shape of a hollow sphere, so it is called hollow sphere brick.
Features
Light weight and high strength
Alumina bubble refractory bricks have low density and light weight, but high strength and hardness with good compressive and flexural strength. This gives it a unique advantage among refractory materials, and can significantly reduce the self-weight load of equipment.
Good heat insulation performance
Alumina bubble firebrick has a low thermal conductivity and good thermal insulation properties, which can effectively reduce heat dissipation. This makes it can be used in high temperature insulation, heat preservation and other fields.
Good performance of high temperature resistance
Alumina bubble brick has good high temperature resistance performance, can withstand long-term use at high temperatures, and its refractory temperature can reach more than 1600℃. This makes it very suitable for use in high-temperature environments.
Strong corrosion resistance
Alumina bubble fire brick has excellent corrosion resistance and can withstand the erosion of acid, alkali and other chemical media. This allows it to be widely used in chemical, metallurgical, electric power and other industries under acid and alkali environments.
Convenient construction
Alumina bubble bricks are regular in shape, easy to cut and install, and convenient and quick in construction. This makes it can be widely used in various specifications of refractory products.
Application
Metallurgical industry
Alumina bubble refractory bricks can be used in high temperature and high pressure equipment in metallurgical industry, such as iron and steel smelting furnace, aluminum electrolysis tank, copper smelting furnace, lead smelting furnace, zinc smelting furnace, nickel smelting furnace, titanium smelting furnace and so on.
Chemical industry
Alumina bubble bricks can be used in high temperature and high pressure equipments in chemical industry, such as petroleum cracking furnace, coal chemical industry equipments, fertilizer production equipments, organic synthesis equipments, sodium hydroxide production equipments and so on.
Power industry
Alumina bubble refractory bricks can be used in high-temperature and high-pressure equipments in electric power industry, such as boilers, gas turbines, steam turbines, cogeneration equipments and so on.
Environmental protection industry
Alumina bubble firebricks can be used in high temperature and high pressure equipments in environmental protection industry, such as garbage incinerator, sewage treatment equipments, flue gas desulfurization, denitrification, dust removal equipments and so on.
Alumina Bubble Brick Specifications
| Item | Alumina Bubble Brick | |
|---|---|---|
| CH-90 | CH-99 | |
| Al2O3(%) | ≥90 | ≥99 |
| SiO2(%) | ≤0.5 | ≤0.2 |
| Maximum Service Temperature( ºC) | 1700 | 1800 |
| Bulk Density(g/cm3) | 1.4-1.7 | 1.4-1.7 |
| Cold Crushing Strength(Mpa) | ≥10 | ≥9 |
| Refractoriness Under Load (0.1Mpa, 0.6%) (ºC) | ≥1700 | ≥1700 |
| Thermal Conductivity ( hot surface 1000ºC)(w/m.k) | ≤1.3 | ≤1.5 |
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