Rubber Reinforcement Specialized 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 specialized aluminum hydroxide powder for the rubber industry, featuring high filling capacity, excellent dispersion, and enhanced mechanical properties for rubber. Manufactured using high-purity raw materials and advanced processing technology, it offers uniform particle size distribution (adjustable D50 0.5-20μm), significantly improving the anti-aging properties, flame retardancy, and mechanical strength of rubber products. It is ideal for high-demand rubber applications such as tires, seals, conveyor belts, and more.
 

Specifications: 
 

Parameter	Value
Chemical Formula	Al(OH)3
Purity	≥99.5%
Particle Size (D50)	0.5-20μm (customizable)
Whiteness	≥95%
Moisture Content	≤0.3%
pH Value	8-10
Flame Retardancy	UL94 V-0

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
PH	/	7
Oil factor	g/100g	31

  

Product Advantages

 

 Enhanced Rubber Performance - Improves tensile strength, wear resistance, and tear resistance of rubber products
 High-Efficiency Flame Retardancy - Absorbs heat during decomposition, slowing combustion (complies with UL94 V-0)
 High Filling Capacity - Low oil absorption allows high loading ratios, reducing production costs
 Superior Dispersion - Surface-modified to prevent agglomeration and improve processing flow
 Eco-Friendly & Safe - Halogen-free flame retardant, compliant with RoHS & REACH

 

Applications

 

 Tire Industry - Enhances wear resistance and anti-aging properties of tread rubber
 Sealing Products - Improves elasticity and durability of O-rings and gaskets
 Conveyor Belts/Hoses - Boosts tear resistance and flame retardancy
 Footwear & Sports Equipment - Enhances flexibility and rebound elasticity
 Industrial Rubber Parts - Shock absorbers, rubber rollers, etc.

 

Packaging & Storage

 

 Packaging: 25 kg/bag (PP woven bag with inner liner), ton bags, or customized options
 Storage: Keep in a cool, dry place; avoid moisture. Shelf life: 24 months

 

Why Choose Us?

 

 Customization - Adjustable particle size & surface treatment
 Stable Supply - Monthly capacity 500+ tons, supports bulk orders
 Technical Support - Provides formulation optimization & application testing
 International Certifications - ISO 9001, SGS certified

 

Inquiry Tips

 

Contact us for free samples and Technical Data Sheet (TDS)!
 OEM/ODM supported to meet your specific needs!

 

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