4N Alumina

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price: Negotiable
minimum:
Total supply:
Delivery term: The date of payment from buyers deliver within days
seat: Shandong
Validity to: Long-term effective
Last update: 2019-10-03 18:40
Browse the number: 227
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Product details

This product is produced by a unique process we developed,it is high purity and superfine powder.Its average particle size can reach nanometer:D10 200nm,D50 400-800nm ,it also has uniform particle size distribution.


Specification Details

Item

Grade

Purity
(%)≥
Al2O3

Surface
area   (m2/g)

Size average (μm ) D50

Loose density (g/cm3)

Impurity (ppm) ≤

α-Al2O3






Na

Fe

Si

K

Ti

Ca

Cu

Mg

Specification
(standard)

4NA

99.99

5-20

0.4-0.8

0.25-0.32

10

15

15

50

1

2

2

2


Application

It can be used for transparent ceramics such as high pressure sodium lamp tube,also can be used for long-lasting phosphor.Benefit from its high purity --99.99% Al2O3 it can be used for raw material of YAG crystal、sapphire crystal.In some special polishing area it is also very good materials to polish some high precision products.

4NA


http://www.honghechemical.com/

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