Welcome to our comprehensive guide on tabular alumina in China, a vital material in various industries due to its exceptional properties. As a key component in ceramics, refractories, and abrasives, understanding tabular alumina’s production and applications is crucial for industry professionals and enthusiasts alike.
In this guide, we will explore the manufacturing processes, market dynamics, and technological advancements surrounding tabular alumina. Readers can expect to gain insights into China’s role as a leading producer and the implications for global supply chains.
Additionally, we will delve into the environmental considerations and innovations driving the industry forward. By the end of this guide, you will have a well-rounded understanding of tabular alumina’s significance and its future prospects in the market.
Comprehensive Guide to Tabular Alumina in China
Tabular alumina is a highly sought-after material in various industrial applications due to its exceptional properties and versatility. This crystalline form of alpha-alumina is produced by sintering alumina powder at high temperatures. In this guide, we will explore the features, types, and applications of tabular alumina, with insights into leading suppliers and manufacturers in China, including Zhengzhou Haixu Abrasives Co., Ltd. and others.
Technical Features of Tabular Alumina
Tabular alumina is known for its superior qualities, making it a preferred choice in industries like steel, ceramics, and refractories. Here are some technical features of tabular alumina presented in a comparison table:
| Feature | Description |
|---|---|
| Chemical Composition | 99.2% alpha Al2O3 |
| Density | High density (approximately 3.90 g/cm³) |
| Thermal Conductivity | Excellent thermal conductivity, suitable for high-temperature applications |
| Refractoriness | High refractoriness, withstands extreme temperatures |
| Thermal Shock Resistance | Exceptional resistance to thermal shock |
| Chemical Stability | Highly chemically stable, resistant to acids and bases |
| Particle Size | Available in various sizes (e.g., 50-200 µm) |
| Production Method | Sintered in shaft kilns at temperatures around 1750°C |
These features highlight why tabular alumina is utilized in demanding applications where performance and reliability are critical.
Types of Tabular Alumina
There are different types of tabular alumina available in the market, each designed for specific applications. The following comparison table outlines the main types of tabular alumina and their characteristics:
| Type | Description | Applications |
|---|---|---|
| Standard Tabular Alumina | Basic form, high purity (99.2% Al2O3) | Refractory materials, abrasives |
| Low Sodium Tabular Alumina | Contains reduced sodium content for specialized uses | Advanced ceramics, steel production |
| Tabular Alumina Powder | Fine powder form for easy application | Sandblasting, coating, and filling materials |
| Tabular Alumina Sand | Coarse form for specific industrial applications | Foundries, metal filtration, and casting |
| Sintered White Tabular Alumina | High purity, white in color, ideal for aesthetic applications | Ceramics and high-performance refractories |
These variations cater to diverse industrial needs, ensuring that customers can find the right type for their specific requirements.
Applications of Tabular Alumina
Tabular alumina is widely used across multiple industries due to its impressive attributes. Some of the key applications include:
- Refractory Materials: Used in the production of high-performance refractory bricks and castables, providing high-temperature stability.
- Abrasives: Employed in abrasive tools for sandblasting and grinding due to its hardness and durability.
- Ceramics: Utilized in advanced ceramics, enhancing strength and thermal resistance.
- Casting Industry: Acts as a filtering agent in metal casting processes, ensuring purity and quality.
- Petrochemical and Glass Industries: Its chemical stability makes it suitable for various applications in these sectors.
Leading suppliers like Zhengzhou Haixu Abrasives Co., Ltd. (tabular-alumina.com) and HeNan JunSheng Refractories Limited (www.jsrefractory.com) are pivotal in providing high-quality tabular alumina to meet these industrial demands.
Supplier Overview
In China, several manufacturers specialize in tabular alumina. Here’s a brief overview of some key players:
– Zhengzhou Haixu Abrasives Co., Ltd. (tabular-alumina.com): Established in 1999, this company focuses on producing high-quality tabular alumina and provides excellent customer service.
– HAIXU (tabularalumina.cn): Known for their commitment to quality and reliability, HAIXU manufactures various forms of tabular alumina, including powders and sands.
– Alumina Ceramic Ball (www.aluminaceramicball.com): This supplier emphasizes the use of tabular alumina in various industries, including steel and glass, showcasing its versatility.
– HAIXU (tabularalumina.net): Another branch of HAIXU, they focus on high-purity products and cater to global markets.
– HeNan JunSheng Refractories Limited (www.jsrefractory.com): A leading manufacturer dedicated to providing ultra-pure tabular alumina for high-performance applications.
These suppliers emphasize quality control and advanced production techniques, ensuring that their products meet industry standards.
Conclusion
Tabular alumina stands out as a crucial material in numerous industrial applications due to its exceptional properties, including high thermal stability, chemical resistance, and durability. With various types available, industries can select the specific grade that best meets their needs. Leading manufacturers in China, such as Zhengzhou Haixu Abrasives Co., Ltd. and HeNan JunSheng Refractories Limited, continue to innovate and provide high-quality products that support diverse industrial applications.
FAQs
What is tabular alumina?
Tabular alumina is a white, crystalline form of alpha-alumina produced by sintering alumina powder at high temperatures, known for its high purity and thermal stability.
What are the main applications of tabular alumina?
Tabular alumina is used in refractory materials, abrasives, ceramics, and in the metal casting and petrochemical industries due to its high thermal resistance and chemical stability.
How is tabular alumina produced?
It is produced by sintering alumina powder in modern shaft kilns at temperatures around 1750°C, resulting in a dense crystal structure.
What are the types of tabular alumina available?
The main types include standard tabular alumina, low sodium tabular alumina, tabular alumina powder, tabular alumina sand, and sintered white tabular alumina.
Where can I find tabular alumina suppliers in China?
Key suppliers include Zhengzhou Haixu Abrasives Co., Ltd. (tabular-alumina.com), HAIXU (tabularalumina.cn), and HeNan JunSheng Refractories Limited (www.jsrefractory.com).