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Description
Overview of F240 Al2O3 White Fused Alumina Powder Aluminum Oxide Ceramic Refractory Materials
F240 Al2O3 White Fused Alumina Powder Aluminum Oxide Ceramic Refractory Materials are non-metallic substances designed to withstand extreme temperatures exceeding 1,000°C, along with harsh chemical and physical stresses. They are essential for the inner linings of industrial furnaces, kilns, reactors, and incinerators, providing critical thermal insulation and structural integrity in processes ranging from metal and glass manufacturing to power generation.
Features of F240 Al2O3 White Fused Alumina Powder Aluminum Oxide Ceramic Refractory Materials
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High-Temperature Resistance: Maintain structural strength and stability at temperatures often exceeding 1500°C.
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Excellent Thermal Shock Resistance: Withstand rapid heating and cooling cycles without cracking or spalling.
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Chemical Inertness: Resist corrosion and degradation from slags, molten metals, and acidic or basic environments.
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High Mechanical Strength: Possess considerable load-bearing capacity at operating temperatures.
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Low Thermal Conductivity: Provide effective insulation to improve energy efficiency and protect furnace structures.
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Abrasion Resistance: Withstand erosion from solid materials and gas flows.
Specification of F240 Al2O3 White Fused Alumina Powder Aluminum Oxide Ceramic Refractory Materials
F240 Al2O3 White Fused Alumina Powder is aluminum oxide ceramic material. It’s made from pure aluminum oxide. The purity is very high. This powder is fused in electric arc furnaces. That process makes it very hard and tough. It’s also very stable at high temperatures.
This powder is white. Its color comes from its purity. It has almost no impurities. The main chemical is Al2O3. The Al2O3 content is usually above 99%. This high purity is important. It gives the powder its good properties. These properties include high hardness and strength.
The particle size is F240 grit. This is a standard measurement. It means the particles are quite fine. The size is controlled very carefully. You get consistent grains. This consistency is vital for many uses. The powder flows well too.
People use this powder for many things. It’s great for making refractory materials. These materials line furnaces and kilns. They handle extreme heat well. The powder is also used in abrasives. It makes grinding wheels and sandpaper. Ceramic products use it too. It helps form strong ceramic parts.
The powder offers several advantages. It resists chemicals very well. Acids and bases don’t damage it easily. It withstands sudden temperature changes. This is called thermal shock resistance. Its high melting point is another plus. These features make it reliable. It performs well in tough conditions. Industries trust it for demanding jobs.
Applications of F240 Al2O3 White Fused Alumina Powder Aluminum Oxide Ceramic Refractory Materials
F240 Al2O3 White Fused Alumina Powder is aluminum oxide ceramic material. People make it in an electric arc furnace. This process melts pure alumina raw materials. The result is a hard, sharp substance. It is very pure Al2O3. This powder is known for its toughness. It resists chemicals well. It handles very high temperatures. These traits make it useful for many jobs.
People use this powder in grinding wheels. It helps cut metal, stone, and other hard stuff. It makes grinding efficient. It produces a smooth finish. This powder is also key in refractory materials. Refractories line furnaces and kilns. They need to withstand intense heat. White fused alumina provides that heat resistance. It keeps furnaces working longer.
Ceramic makers value this powder too. They add it to ceramics. It makes the ceramics stronger. It helps them last under stress. It improves wear resistance. This is good for industrial parts. Surface treatment uses this powder as well. People blast surfaces with it. This cleans metal parts. It prepares surfaces for painting or coating. It creates a rough texture for better adhesion.
The F240 grit size is specific. It means the particles are a certain fineness. This size works well for many applications. It offers a balance. It cuts effectively but leaves a decent finish. This alumina powder is reliable. Industries trust its performance. It delivers consistent results job after job.
Company Profile
Tanki New Materials Co.Ltd. focus on the research and development, production and sales of ceramic products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2015, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.
Our products includes but not limited to Aerogel, Aluminum Nitride, Aluminum Oxide, Boron Carbide, Boron Nitride, Ceramic Crucible, Ceramic Fiber, Quartz Product, Refractory Material, Silicon Carbide, Silicon Nitride, ect. please feel free to contact us.

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of F240 Al2O3 White Fused Alumina Powder Aluminum Oxide Ceramic Refractory Materials
What is F240 Al2O3 White Fused Alumina Powder? It is a white, synthetic ceramic abrasive powder. It is made by fusing pure alumina. The F240 part tells you the grit size. This size is fine. It is mostly aluminum oxide, Al2O3. It is very pure. This purity makes it strong. It is good for demanding uses.
What is this powder used for? People use it for many things. It is great for grinding. It works well for polishing. It is useful for sandblasting. It is common in making refractory bricks. It helps make ceramic parts. It is used in coatings. It provides a hard surface. Industries like steel and glass need it. It handles heat well.
How much heat can it take? F240 Al2O3 handles very high heat. It works well above 1800°C. Its melting point is over 2000°C. This makes it perfect for furnaces. It is good for kilns. It keeps its shape under heat. It does not break down easily. It lasts a long time at high temperatures.
Why pick this over other materials? White Fused Alumina has benefits. It is harder than many materials. It is tougher than brown fused alumina. It is more pure. It cuts better. It grinds faster. It lasts longer in tools. It makes surfaces smoother. It is chemically stable. It resists acids. It resists bases. It does not rust.
How is the powder packed? It comes in strong bags. These are usually 25kg bags. Some suppliers offer smaller bags. They offer bigger bags too. The packaging keeps the powder dry. It keeps it clean. It protects it during shipping. It ensures the powder is ready to use.
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