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99.9% Alumina Powder
Introduction

This product is white powder, divided into low-temperature sintered high-purity γ-type alumina and high-temperature sintered high-purity α-type alumina, with a purity of over 99.9%. It has excellent electrical insulation properties, low loss tangent, high mechanical strength, satisfactory chemical stability and high temperature resistance, high thermal conductivity, good stability and high cost performance. It can be used as electronic ceramic substrates, insulating ceramics, Special raw materials for liquid crystal glass, cover glass, refractory materials, luminescent materials and other industries.

Product Typical Properties3NG-20B

3NG-D2
(milled)

3NA-20B

3NA-D5
(milled) 

Crystal Structure
γγαα

Average Particle Size
(by Bettersize Laser 9300SE)

〔D50,um〕15-251-315-253-5
Loose Bulk Density〔g/cm3
0.55-0.650.30-0.400.70-0.800.50-0.60
BET Surface Area〔m2/g〕45-5560-70≤5≤5
Purity(Al2O3)≥〔%〕99.999.999.999.9

Impurity≤
(by ICP-OES)

Na〔ppm〕100100100100
Ca〔ppm〕100100100100
Mg〔ppm〕30303030
Fe〔ppm〕50505050
Si〔ppm〕50505050
Ti〔ppm〕20
20
20
20
Cu〔ppm〕20202020

Packing
(As per customer's requests)

〔drum/〕25kg20kg25kg25kg


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(0533)6120208 / 6120207

ADD:136 Gongqingtuan West Road,Zibo,Shandong,China.

TEL:0533-6120208 / 6120207

FAX:0533-6120207

MOBI:13505330508

E-MAIL:sales@honghechem.com

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