Alumina Oxide

Aluminum oxide Alumina powder for Electric vacuum tube shell ceramic Al2O3

item value
Classification ALUMINA
CAS No. 1344-28-1
Other Names Alumina
MF Al2O3
EINECS No. 215-691-6
Grade Standard Electron Grade, Industrial Grade, Reagent Grade
Purity 99.5%
Appearance White powder
Application electronic ceramics
Color White
Grade Industrail Grade
Density 3.5 g/cm3
Melting point 2054
Boiling Point 2980
Molecular Weight 101.96
Shape Ionische
Water Solubility Hard
Packing 25 Kg Pp Bag or plastic barrel
Sample Availiable

White alumina oxide powder
White alumina oxide powder is electrically fused at high temperature. Our white alumina oxide powder has the features of stable quality, well-distributed particle size composition, low magnetic substance content, high bulk density and hardness, good toughness, and high cleanliness, etc. It has been exported to more than 20 countries in Europe, America, Southeast Asia, etc.

Zirconia fused alumina Brief introduction
Zirconia fused alumina was made from aluminum and Zirconium oxide by melting above 2000 in the electric arc furnace and cooling.Then the huge Zirconiafused alumina lump be crushed into different size,from a few mm to 0.8 um.
Zirconia fused alumina physical properties
chemical composition(%)
GradeZrO2Al2O3TiO2Fe2O3SiO2
ZA2524%-30%68%-72%5%max0.5%max1.0%max
ZA4035%-44%55%-57%1.5%max0.5%max1.0%max
physical properties
1ColorGray
2True density4.20g/cm3
3Bulk density2.18g/cm3
4Moh's hardness9.0
Zirconia fused alumina size &Application
1.Application :top refractory, slide gate nozzle,submersed nozzle,brick ,building materials.
Section sand0-1mm,1-3mm, 3-5mm,5-8mm,etc
Fine powder100f,200f,325f ,etc.
2.Application :bonded abrasives,abrasives belt,grinding,heavy duty wheel grinding, cutting discï¼?fiber discïrinding rails
Granularity sand/granular sand / grit size sand/grain size sand
FEPAF4F5F6F7F8F10F12F14F16F20F22F24F30F36F40F46F54F60F70F80F90F100F120F150F180F220
JIS4#5#6#7#8#10#12#14#16#20#22#24#30#36#40#46#54#60#70#80#90#100#120#150#180#220

1, Product performance:
This product has the advantages of high conversion rate, stable crystal form, low impurity content, significant true ratio, and reduced ignition. Its product has low longitudinal and transverse shrinkage, excellent electrical insulation performance, wear resistance, corrosion resistance, and high temperature resistance.
2, Product Usage:
The product is widely used in various abrasive tools, wear-resistant fillers, and for preparing various ceramic grade and refractory grade micro powders. It is used as a raw material for high aluminum, high-purity structural ceramics, electronic components, high-frequency insulation ceramics, and high aluminum ceramic balls.

Synonyms:
Brown Fused Aluminum Oxide, Brown Fused Alumina, Brown Aluminum Oxide

Description:
Aluminum Oxide, Brown Fused is brown and granulate in appearance. Various mesh sizes are available.

Applications:
Aluminum Oxide, Brown Fused is used in free abrasive machining and lapping applications.