High Purity Alpha Aluminum Oxide/Alumina in Powder

Model NO.
4N5A-40B/4N5A-D5
Quality
First Class
99.995%
D50 Adjustable
Transport Package
25kg/Drum
Origin
Zibo
HS Code
28182000
Good quality To start with,and Purchaser Supreme is our guideline to offer the top service to our customers.Presently, we've been seeking our best to be amongst the top exporters inside our industry to fulfill consumers extra need to have for High Purity Alpha Aluminum Oxide/Alumina in Powder, The product will supply to all over the world, such as: Philippines, Costa rica, Uruguay, Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have now won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to supply you good quality products and solutions and the best service. We've been looking forward to serving you.
Zibo Honghe Chemical Co., Ltd. Diamond / Audited Supplier
High purity alumina by virtue of its chemical stability, high melting point, high mechanical strength, high hardness, good thermal conductivity, high insulation and other properties. Theyre manufactured by the improved Bayer process.
Application:
Sapphire, ruby, engineering ceramics, ceramic substrate, spray material, special glass, semiconductor devices, insulators, electrical power devices and more.
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 4N5A-40B 99.995 ≤5 40 0.7 30 1 17 1 1 1 1 1
specification 4N5A-D5 99.995 ≤10 5 0.6 30 1 17 1 1 1 1 1