Are you curious about where the best alumina comes from? Understanding the top alumina suppliers can make a world of difference for your projects. By knowing the leading factories, you can ensure quality and reliability. Dive in to discover the top contenders and make informed choices for your needs!
Alcoa — Alumina
Product Details: Alumina is a white, crystalline form of aluminum oxide with a sand-like consistency. It is produced primarily as smelter-grade alumina for aluminum metal production, as well as non-metallurgical alumina for various industrial applications.
Technical Parameters:
– Installed capacity: 17 million metric tons/year
– World’s first and only low-carbon alumina brand, EcoSource®
Application Scenarios:
– Used to make aluminum metal
– Water purification and creation of refractory materials
Pros:
– World leadership in production and sustainability
– ISO9001 and ISO14001 certifications for quality and environmental performance
Cons:
– Production primarily focused on smelter-grade alumina
– Dependence on external markets for more than half of production sales
AluChem | Specialty Alumina Products | High Purity Alumina
Product Details: AluChem specializes in high purity alumina products, including Tabular, Calcined, Reactive, and Polishing alumina.
Technical Parameters:
– High purity levels
– Variety of grades available
Application Scenarios:
– Investment Casting
– Refractories
– Advanced Ceramics
– Polishing
Pros:
– Unmatched customer service
– Innovative products and processes
Cons:
– Limited information on specific technical specifications
– Potentially higher cost compared to standard alumina products
Top 60 Alumina Suppliers in 2025 | ensun
Product Details: Alumina is a chemical compound primarily composed of aluminum oxide (Al2O3). It is a key raw material in the production of aluminum metal through the Bayer process, and has various applications in industries such as ceramics, abrasives, and catalysts.
Technical Parameters:
– High thermal stability
– Chemical resistance
Application Scenarios:
– Production of aluminum metal
– Manufacturing of ceramics and glass
Pros:
– Exceptional thermal stability
– Highly resistant to chemical attack
Cons:
– Processing can be costly
– Requires specific conditions for production
Alumina Suppliers – Thomasnet
Product Details: Alumina (Aluminum Oxide) is available in various forms including powders, granules, tablets, and ceramics. It can be calcined, sub-micron, reactive, or polishing grade alumina. Common types include zirconia toughened alumina, alumina-aluminum oxide cement, and alumina ceramic.
Technical Parameters:
– Melting point: 2045-2072°C (3713-3761.6°F)
– Boiling point: 2890-3600°C (5234-6512°F)
– Density: 3.97-4.10 g/cm³
– Thermal conductivity: 10-40 W/mK
– Hardness: 1600H HN
– Flexural strength: 400 MPa
– Particle size range: 1-80 micrometers
– Purity: Up to 99.8%
Application Scenarios:
– Industrial applications: Abrasives, polishing, lapping, grinding
– Technical ceramics: Structural ceramics, body & vehicle armor
– Electronics: Semiconductors, printed circuit boards, photovoltaics
– Medical: Dental tools, surgical instruments, prostheses
– Automotive: Brake linings, sensors
– Aerospace: Thermal protection, coatings
– Chemical processing: Catalysts, absorbents
– Refractory applications: Kiln furniture, molten metal contact
Pros:
– High temperature resistance
– Excellent wear and corrosion resistance
– High thermal conductivity
– Good electrical insulation properties
– Chemically inert
– Available in various grades and particle sizes
– Versatile applications across multiple industries
– Customizable through various processing methods
Cons:
– Brittle material
– High processing costs for high-purity grades
– Requires specialized handling and processing equipment
– Limited impact resistance in some applications
– May require surface treatments for certain applications
Alumina Suppliers USA
Product Details: Alumina (Al2O3) is a white odorless crystalline powder used in various applications including polishing, grinding, and as an abrasive. It is available in different forms such as powder, pellets, and custom parts.
Technical Parameters:
– Molecular formula: Al2O3
– Mole weight: 101.96 g/mol
Application Scenarios:
– Used for analytical and research purposes
– Used in polishing and grinding applications
Pros:
– High melting point and hardness
– Versatile applications in various industries
Cons:
– Inhalation hazard when present as dust
– May require specific handling and storage conditions
54 Alumina Manufacturers in 2025 – Metoree
Product Details: Alumina is a compound known as aluminum oxide (Al2O3), appearing as a white solid with a high melting point. It is used in various forms, including α-Alumina and γ-Alumina, each having distinct properties and applications.
Technical Parameters:
– Chemical formula: Al2O3
– Melting point: >2000°C
Application Scenarios:
– Used in refractory materials, cutting tools, and abrasives.
– Applied in biomedical ceramics for artificial joints and bones.
Pros:
– High melting point and excellent heat resistance.
– Non-toxic and safe for various applications.
Cons:
– Dusty form may pose risks to eyes, skin, and respiratory system.
– Requires protective gear when handled in powdered form.
Alumina Tubes | Custom Alumina Products | LSP Ceramics
Product Details: Alumina tubes are high-quality ceramic tubes made from aluminum oxide, known for their strength, durability, and resistance to extreme conditions. They are produced with a purity factor of 99.5% or higher.
Technical Parameters:
– Exceptional hardness
– High resistance to chemicals
– Long wearing
– High thermal conductivity
– Dielectric properties
– Stable at temperatures up to 1800°C
Application Scenarios:
– Industrial applications requiring high temperature resistance
– Manufacture of furnaces and heat exchangers
– Laser tubes and corona treater tubing
– Temperature measuring devices and control equipment
Pros:
– Long-lasting and low maintenance compared to metals and polymers
– Resistance to chemicals and electrical insulation
Cons:
– Potentially higher initial cost compared to other materials
– Brittleness under certain conditions
Specialty Alumina Manufacturer & Supplier | Hindalco
Product Details: Hindalco Specialty Alumina offers a range of precision-engineered specialty alumina and hydrate products, including solutions for refractory, ceramic, polishing, battery, water treatment, and flame retardant applications.
Technical Parameters:
– High thermal stability
– Abrasion resistance
Application Scenarios:
– Refractory industry
– Ceramic applications
Pros:
– Technical superiority
– Customisation capabilities
Cons:
– Limited information on specific product limitations
– Potential variability in product availability
Alumina Ceramic Manufacturers | Alumina Ceramic Suppliers
Product Details: Alumina ceramic, or aluminum oxide, is an extremely durable and cost-effective option used in many industrial and commercial applications. It is characterized by extreme hardness, resistance to weathering, high density, wear resistance, thermal conductivity, high stiffness, chemical resistance, and compressive strength.
Technical Parameters:
– High purity options (90%, 96%, and 99.5%)
– Various phases including smelter grade, calcined, low soda, reactive, tabular, f…
Application Scenarios:
– Used in the production of ceramic armor
– Applications in automotive, medical, aerospace industries for components like en…
Pros:
– Cost-effective compared to other ceramics and metals
– High durability and longevity
Cons:
– Limited manufacturing processes compared to metals, polymers, and rubbers
– Brittleness can occur if improperly processed
Top Ten Alumina Companies in the World – alcircle
Product Details: Alumina is a key raw material used in the production of aluminum, derived from bauxite through refining processes.
Technical Parameters:
– Production capacity varies by company and location, with major producers having…
– Alumina is typically produced in smelter-grade and non-smelter-grade forms.
Application Scenarios:
– Used in the aluminum smelting process to produce aluminum metal.
– Utilized in various industrial applications including ceramics, glass, and chemi…
Pros:
– High demand for aluminum in various industries drives alumina production.
– Alumina production is essential for the aluminum supply chain.
Cons:
– Environmental concerns related to bauxite mining and alumina refining processes.
– Market fluctuations in alumina prices can impact profitability for producers.
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Alcoa — Alumina | Alumina is a white, crystalline form of aluminum oxide with a sand-like consistency. It is produced primarily as smelter-grade alumina for aluminum me… | – World leadership in production and sustainability – ISO9001 and ISO14001 certifications for quality and environmental performance | – Production primarily focused on smelter-grade alumina – Dependence on external markets for more than half of production sales | www.alcoa.com |
| AluChem | Specialty Alumina Products | High Purity Alumina | AluChem specializes in high purity alumina products, including Tabular, Calcined, Reactive, and Polishing alumina. | – Unmatched customer service – Innovative products and processes |
| Top 60 Alumina Suppliers in 2025 | ensun | Alumina is a chemical compound primarily composed of aluminum oxide (Al2O3). It is a key raw material in the production of aluminum metal through the… | – Exceptional thermal stability – Highly resistant to chemical attack | – Processing can be costly – Requires specific conditions for production |
| Alumina Suppliers – Thomasnet | Alumina (Aluminum Oxide) is available in various forms including powders, granules, tablets, and ceramics. It can be calcined, sub-micron, reactive, o… | – High temperature resistance – Excellent wear and corrosion resistance – High thermal conductivity – Good electrical insulation properties – Chemical… | – Brittle material – High processing costs for high-purity grades – Requires specialized handling and processing equipment – Limited impact resistance… | www.thomasnet.com |
| Alumina Suppliers USA | Alumina (Al2O3) is a white odorless crystalline powder used in various applications including polishing, grinding, and as an abrasive. It is available… | – High melting point and hardness – Versatile applications in various industries | – Inhalation hazard when present as dust – May require specific handling and storage conditions | www.americanchemicalsuppliers.com |
| 54 Alumina Manufacturers in 2025 – Metoree | Alumina is a compound known as aluminum oxide (Al2O3), appearing as a white solid with a high melting point. It is used in various forms, including α-… | – High melting point and excellent heat resistance. – Non-toxic and safe for various applications. | – Dusty form may pose risks to eyes, skin, and respiratory system. – Requires protective gear when handled in powdered form. | us.metoree.com |
| Alumina Tubes | Custom Alumina Products | LSP Ceramics | Alumina tubes are high-quality ceramic tubes made from aluminum oxide, known for their strength, durability, and resistance to extreme conditions. The… | – Long-lasting and low maintenance compared to metals and polymers – Resistance to chemicals and electrical insulation |
| Specialty Alumina Manufacturer & Supplier | Hindalco | Hindalco Specialty Alumina offers a range of precision-engineered specialty alumina and hydrate products, including solutions for refractory, ceramic,… | – Technical superiority – Customisation capabilities | – Limited information on specific product limitations – Potential variability in product availability |
| Alumina Ceramic Manufacturers | Alumina Ceramic Suppliers | Alumina ceramic, or aluminum oxide, is an extremely durable and cost-effective option used in many industrial and commercial applications. It is chara… | – Cost-effective compared to other ceramics and metals – High durability and longevity | – Limited manufacturing processes compared to metals, polymers, and rubbers – Brittleness can occur if improperly processed |
| Top Ten Alumina Companies in the World – alcircle | Alumina is a key raw material used in the production of aluminum, derived from bauxite through refining processes. | – High demand for aluminum in various industries drives alumina production. – Alumina production is essential for the aluminum supply chain. | – Environmental concerns related to bauxite mining and alumina refining processes. – Market fluctuations in alumina prices can impact profitability fo… | www.alcircle.com |
Frequently Asked Questions (FAQs)
1. What types of alumina can I source from suppliers?
You can find various types of alumina, including technical grade, calcined, and alpha alumina. Each type has specific applications, from ceramics to abrasives. Suppliers often offer different particle sizes and purities to match your project’s needs.
2. How do I ensure the quality of alumina I receive?
Ask suppliers for quality certificates and test reports. Reliable suppliers will provide detailed specifications, including purity levels, particle size distribution, and chemical composition. You can also request samples before placing a large order.
3. What are the common packaging options for alumina?
Alumina comes in different packaging options, including 25kg bags, 1000kg big bags, and drums. Choose the packaging that best suits your handling capabilities and storage space. Some suppliers may offer custom packaging solutions.
4. How can I negotiate better prices with alumina suppliers?
Build a long-term relationship with suppliers and place consistent orders. Ask about volume discounts, payment terms, and shipping options. Be transparent about your needs and expected order quantities to help suppliers provide better pricing.
5. What should I consider when choosing an alumina supplier?
Look for suppliers with a proven track record, good quality control systems, and reliable delivery performance. Check their certifications, production capacity, and customer reviews. Also, consider their technical support and after-sales service.