Name: China Magnesia spinel bricks Manufacturers Suppliers Factory - Magnesia spinel bricks Price
Brand: Long Keter
SKU: 221375678

Products Description

Refractory materials are important materials in industrial production and are used to protect high-temperature equipment and the inner walls of furnaces. Magnesia spinel brick is a new type of high-temperature refractory material with excellent performance and wide range of applications. Magnesia spinel brick is a complex high-temperature refractory material composed of magnesium, aluminum and other elements. The main features of this material are good high temperature stability, strong resistance to acid and alkali corrosion, high corrosion resistance, good thermal shock stability, and high thermal conductivity. Due to its excellent performance, it has become a widely used high-performance material.

Magnesia spinel bricks have a wide range of application scenarios and can be made into various shapes and specifications according to different industries and equipment needs. Such as round, rectangular, tapered, curved and other shapes of curved bricks, flat bricks, arch bricks, fan-shaped bricks, etc.

Products Parameters

Type	Magnesite-Alumina Spinel Brick			Magnesite-Ferrum Spinel Brick
Type	MA-5	MA-10	MA-15	MF-80	MF-75
MgO	≥85	≥80	≥80	≥84	≥80
Al2O3	5-7	8-10	15-17	≤2.5	≤2.5
Fe2O3	–	–	–	6.3	4.4
Cr2O3	–	–	–	≥3.6	≥3.5
Apparent porosity%	≤18	≤18	≤17	≥17	≥17
Bulk Density(Kg/m³)	≥2900	≥2900	≥2900	≥2980	≥3050
Refractoriness Under Load 0.2Mpa ℃	≥1620	≥1650	≥1650	1650	1570
Cold Crushing Strength Mpa	≥40	≥40	≥40	≥45	≥45
thermal Shock Resistance (1100℃ water cooling, times)	≥6	≥8	≥10	≥4	≥4

Products Advantages

1. Strong high temperature resistance

Magnesium spinel bricks have excellent high-temperature stability and can be used in high-temperature environments for a long time without problems such as ablation, thermal expansion and contraction. The high temperature resistance of this material can reach over 1700°C and can withstand extremely high temperatures.

2. Good corrosion resistance

Magnesia spinel bricks can resist acid and alkali corrosion and have good corrosion resistance. It shows excellent corrosion resistance under high temperature, high pressure, strong acid and alkali environment. This property makes it an important refractory material widely used in metallurgy, chemical industry, electric power and other fields.

3. Good thermal shock stability

Magnesia spinel bricks have good thermal shock stability, can withstand sudden changes in temperature and thermal stress, and are not prone to breakage and cracking. This stability allows it to perform better in mining, cement, petrochemical and other industries.

4. Good thermal conductivity

Magnesium spinel bricks have high thermal conductivity and thermal conductivity, which can quickly transfer heat energy and help improve the efficiency of equipment. At the same time, the material itself is not easy to accumulate heat, thus avoiding energy waste.

5. Good reliability

Magnesium spinel bricks have reasonable material composition, strong bonding, fine production, and high comprehensive performance and reliability. In actual use, it can maintain excellent performance and use effects for a long time, becoming a reliable guarantee in industrial production.

Products Applications

The high temperature stability and chemical inertness of magnesia spinel bricks make it a high-quality refractory material in various high-temperature equipment, metallurgical equipment, chemical equipment, electronic equipment and scientific research equipment. Common application areas include:

1. Steel smelting industry: used for lining converters, masonry blast furnace linings, iron-making furnaces, steel slag treatment furnaces and other equipment in steel smelting.

2. Non-ferrous smelting industry: used to manufacture copper smelting, aluminum smelting and other equipment and other high-temperature resistant compound products.

3. Petrochemical industry: used for the lining and inner wall of coal gasification furnaces, heavy oil hydrogenation units, ammonia synthesis furnaces, furnaces and other equipment.

4. Alumina production industry: used to manufacture the linings and inner walls of high-purity alumina, alumina kilns, alumina direct reduction furnaces and other equipment.

5. Electronic industry: used for the lining and inner wall of electronic equipment such as high-frequency furnaces.