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4N High Purity Alumina Powder for Tri-chromatic phosphor 4N (99.99%) Purity
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4N High Purity Alumina Powder for Tri-chromatic phosphor 4N (99.99%) Purity

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Product description

  High purity alumina is the main raw material for energy-saving lamp’stri-chromatic phosphor powder production. High purity alumina massive produced by our company is featured with high purity, good dispersion, centralized particle size distribution, excellent crystalline grain appearance as well as stable physical & chemical properties which guaranteed the high qualify of LED phosphor powder with good brightness, narrow particle size and super crystalline grain appearance.

High Purity Alumina for LED Phosphor Powder

Model

RB-Y-2

Crystaltype

α

Appearance

white powder

Purity

99.99%

Na

≤0.0020%

Fe

≤0.0005%

Ca

≤0.0002%

Si

≤0.0020%

Cu

≤0.0001%

Mg

≤0.0002%

Ti

<0.0001%

Cr

≤0.0001%

Zn

≤0.0002%

Pb

<0.0001%

Mn

≤0.0001%

Ni

≤0.0002%

D50

5.0-6.0μm

BET

4.0-6.0m2/g

Loose Density

0.3-0.6g/cm3

Water Content

≤0.5%

Note: Product physical properties are adjustable at customer’s request.

 

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