Quick Details

• Classification: Alumina
• CAS No.: 1344-28-1
• MF: AL2O3
• Place of Origin: Shandong, China (Mainland)
• Grade Standard: Industrial Grade
• Purity: 99.5%-99.999% AL2O3
• Appearance: white
• Brand Name: PENGFEI
• Model Number: powder,ball,pallet,crystal
• factory built time: 2001
• test report: GDMS

Packaging & Delivery

Specifications

1.ISO 9001:2008 certified 
2.GDMS test passed 
3.13 years production experience 
4.Supplier for SAMSUNG,etc 

Alpha Alumina (Al2O3) 

Character 

Molecular formula: AL2O3    

Molecular weight: 102

Melting point: 2050 °C

Specific gravitity: 2.5-3.2g/cm3

D50=0.5 μm  

High Purity,Super Fine,Uniform Particle Size,Colourless,Odorless,White Powder

AL2O3 content: 99.5%,99.99%,99.995%,99.999%

High purity Alumina powder 99.99%,99.995%,99.999%

High purity alumina powder for LED sapphire is the high purity spherical alumina powder, produced by advanced 

production equipment and scientific process of our company; with the characteristics of high purity, even granule, 

good fluidity, high speed of crystal growth, etc. It is widely used in the HPSL inner pipe,lava sapphire crystals, catalysts, 

polishing materials,coating material, ceramics, three-color phosphors, long afterglow luminescent powder, etc.

Particle size can be customized as per clients’demand.

High purity Alumina pellet 99.999% 

High purity alumina pellet, the raw material for sapphire crystal growth is fine processed with high purity alumina powder, 

which is research and development by our company independently. It has the characteristics of high purity, high density, 

and we can provide different specifications of high purity alumina pellet material with the purity of 99.99-99.999%, density of 3.0-3.6g/cm. 

Main applications:1.sapphire crystal, sapphire crystal rods; 2.sapphire plate, sapphire crystal block; 3. laser crystal (YAG) 

and man-made gemstone, etc..

High purity Alumina ball 99.999% 

High purity alumina ball, the raw material for sapphire crystal growth is fine processed with high purity alumina powder,

 which is research and development by our company independently. It has the characteristics of high purity, high density, 

and we can provide different specifications of high purity alumina ball material with the purity of 99.996-99.999%, density of 2.5-3.5g/cm.

Main uses:

1.Filling

2.Heat insulation layer

Sapphire crystal LED 99.999% 

Sapphire crystal is processed with high purity alumina powder and melt crystal to get sapphire crackle with the purity of 

99.999%, density of 3.95g/cm. Which is the ideal material of the sapphire crystal growth by kyropoulos.

                                                                             Products We Offer

GDMS Test Report

report for high purity alumina powder

report for alumina ball/alumina pellet 

Why Us

1.13 years production experience on high purity alumina.

2. GDMS test all passed.

3. We have the coorpeartion with the clients from USA,Germany,Korea,Japan,such as Samsung.

4. Advanced production equipment,strict quality control,professional techinical staff,competitive factory price,responsible sales team.

5. High quality products for your sample test all the time.

6.Prompt reply for your any requirement and fluent English seller.

7.Professional and fluent export operation.

Contact: Vicky Zhu

Email: vickyalumina88 at gmail dot com

Alibaba ID: cn1001574615

Phone: +86-533-5200952

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We also have the ammonium aluminium sulfate on sell,welcome your coming!