Special Alumina Granules for Refractory Materials

• Customization: Available
• Certification: ISO
• Application: Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass
• Model NO.: SP
• Transport Package: Paper Bag, Big Bag, Pallet
• Specification: AI2O3>99%
• Trademark: ST
• Origin: Lianyungang, China
• HS Code: 7603100010
• Production Capacity: 50000pieces/Year

Product Description

product information:

Product Description
This product is high-purity aluminum oxide granules (Al₂O₃), specially designed for the refractory materials industry. It features high refractoriness (≥1800°C), excellent thermal shock stability, and corrosion resistance, making it suitable for various high-temperature industrial furnaces, refractory bricks, castables, and ceramic fiber products. Using selected raw materials and advanced sintering processes, it ensures high particle strength and chemical stability, significantly enhancing the service life and high-temperature performance of refractory products.

 

Core Advantages
Ultra-high purity (Al₂O₃≥99%) - Low impurity content ensures high-temperature stability
Excellent refractory performance (≥1800°C) - Suitable for extreme high-temperature environments
Customizable particle size (2-50μm) - Meets the needs of different refractory material formulations
High bulk density - Improves the compactness and strength of refractory products
Excellent thermal shock resistance - Reduces the risk of cracking and spalling in refractory materials
Chemical corrosion resistance - Resistant to acids, alkalis, and molten metals

Basic Parameters
 

Item	Unit	Typical Values
Exterior	/	white powder
Density	kg/m³	3.7 ×10^3
Moh's hardness	/	6-9
Coefficient of linear expansion	1/k	0.7×10^-6
Pyroconductivity	w/k.m	30
Refraction coefficient	/	/

 

Typical Applications
Refractory bricks: High-alumina bricks, magnesia-alumina bricks, silica bricks, etc.
Unshaped refractory materials: Castables, gunning materials, ramming mixes
Furnace linings: High-temperature furnaces in the steel, cement, and glass industries
Ceramic fiber products: Enhances the high-temperature resistance of fiber blankets and modules
High-temperature coatings: Used for protective coatings on metal surfaces

 

Why Choose Us?
Strict quality control - Each batch is tested to ensure stable composition and performance
Customization services - Supports adjustments to parameters such as particle size, purity, and composition
Technical support - Provides optimization suggestions for refractory material formulations
Stable supply - Guarantees long-term cooperation needs

 

Packaging and Transportation
Standard packaging: 25kg/bag (customizable)
Transportation methods: Sea/land transport, supporting global exports

 

Inquiry Tips
Free samples and technical data sheets (TDS) are available - welcome to request!
OEM services supported - Can adjust product specifications according to customer requirements

 

Company Information:

Jiangsu Shengtian New Materials Co., Ltd. has a technical research and development team focusing on ultra-fine powder materials, and has strong strength in the research and development and production of ultra-fine functional materials, composite materials and related applications, and has become a more influential high-tech enterprise in the ultra-fine functional powder industry.
The company's products include crystalline silicon powder, molten silicon powder, soft composite silicon powder, spherical silicon powder, aluminum oxide powder, ceramic powder, glass powder and other ten categories, nearly 100 kinds of different specifications of products, and has a strong modification, compounding and other follow-up deep processing technology and capabilities. The products are processed by special technology, the production technology is leading and innovative, and the introduction of international technical standards for similar products, widely used in electronic packaging, copper clad plate, ink coating, adhesive, ceramics, precision casting, glass fiber, plastic rubber and other industries, giving its functionality while helping customers reduce costs. And provide the overall application of technology solutions.
The company has more than 20 different types of production lines, more than 100 sets of domestic advanced equipment, with an annual output of 50,000 tons. The company adopts professional production and testing equipment and formulates strict production quality control system to conduct all-round control of product quality. All products of the company have passed SGS environmental protection testing, in line with the EU ROHS green environmental protection standards. The company took the lead in the silicon powder industry through the ISO9001 quality management system certification and ISO14001 environmental management system certification, has passed the high-tech product identification. The company's products and solutions have been applied to more than 160 enterprises around the world, including more than 80 customers with stable cooperation for more than 10 years.

Workshop:
 

An excellent manufacturing enterprise

The company has 20 patents, the company has passed ISO9001 and ISO14001 certification, and has been recognized as a national high-tech enterprise