Composite Modified Ultrafine Aluminum Hydroxide Powder

• Customization: Available
• Certification: ISO
• Application: Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass
• Model NO.: SY
• Transport Package: Paper Bag, Big Bag, Pallet
• Specification: AI2(OH)3>99%
• Trademark: ST
• Origin: Lianyungang, China
• HS Code: 2818300000
• Production Capacity: 50000pieces/Year

Product Description

product information:

Product Description:

 

This product is a composite modified ultrafine aluminum hydroxide powder treated with advanced surface modification technology, offering excellent dispersibility, compatibility, and flame-retardant properties. With uniform particle size distribution (D50 0.5-20μm), it is suitable for high-end polymers, electronic packaging, flame-retardant materials, and other fields. The modified powder significantly enhances mechanical strength, thermal stability, and processing performance.
 

Specifications: 
 

Parameter	Value
Chemical Formula	Al(OH)3 (Modified)
Average Particle Size (D50)	0.5-20μm (Customizable)
Purity	≥99.5%
Whiteness	≥94%
Moisture Content	≤0.3%
Surface Modifier	Silane(Optional)
Decomposition Temperature	≥200ºC

Item	Unit	Typical Values
Exterior	/	white powder
Density	kg/m³	2.65 ×10^3
Moh's hardness	/	4
Coefficient of linear expansion	1/k	14×10^-6
Oil factor	g/100g	31

  

Applications

 

 Flame Retardant Materials: Used for PP, PE, EVA, etc., compliant with UL94 V-0 standard
 Electronic Packaging: Acts as a thermally conductive insulating filler to improve heat dissipation
 Rubber Industry: Enhances heat resistance and anti-aging properties of rubber products
 Coatings: Improves fireproofing and weather resistance of coatings
 Wire & Cable: Used as a filler in halogen-free flame-retardant cable materials

 

Key Advantages

 

 Superior Dispersibility: Surface modification prevents agglomeration for uniform dispersion
 Enhanced Compatibility: Strong bonding with polymer/rubber matrices, reducing interface defects
 High-Efficiency Flame Retardancy: Low smoke, non-toxic, compliant with RoHS/REACH
 Customizable: Adjustable particle size and modifier types per customer requirements
 Excellent Processability: Low oil absorption maintains material flow and mechanical properties

 

Packaging & Storage

 

 Packaging: 25kg/bag or ton bags (customizable)
 Storage: Store in a cool, dry place; avoid moisture. Shelf life: 12 months

 

Why Choose Us?

 

 Advanced Modification Technology ensures stable product performance
 Strict Quality Control meets electronic-grade material standards
 Technical Support for formulation optimization
 Fast Delivery with small-batch customization options

 

Industry Applications

 

• New Energy Batteries: Flame-retardant thermal insulation materials

• 5G Communication: High-frequency substrate filler

• Automotive Industry: Lightweight flame-retardant components

• Construction Fireproofing: Fire-resistant coatings & sealants

 

Contact us for free samples!

(COA, MSDS, and other certifications available)
 

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