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High Purity Alumina Pellet

Hight purity alumina pellet

High purity alumina pellet

Our company produced 5N alumina pellet by high-temperature sinter that is a kind of high purity corundum crystal,that have the advantages of high purity and density, mainly use for production large size sapphire crystals by Kyropoulos method, EFG method, TGT method and Czochralski method etc.

SPECIFICATION

Al2O3

≥99.999%

Phase Type

α-Al2O3

Code

5N-PD

Appearance

White Pellet

Na

ppm

≤2

Fe

ppm

≤1

Ca

ppm

≤2

Si

ppm

≤2

Cu

ppm

≤1

Mg

ppm

≤1

Ti

ppm

≤1

Cr

ppm

≤1

Bulk Density

g/cm3

≥3.4

Diameter

mm

On request

High

mm

On request

Application

Sapphire, Laser Crystal