White Aluminum Oxide

White Aluminum Oxide HS Code 28181090, CAS No. 1344-28-1, named by its white color, belongs to the electro fused artificial corundum group. It’s an important mineral with chemical and high temperature stability, great purity, hardness and fireproof and refractory characters. White aluminum Oxide is one of the most widely used raw materials for so many industrial fields, including refractory, bonded abrasives and coated abrasives industries.
We are professional manufacturer for customers in different industries and countries according to FEPA, JIS, GB, ISO standard. 0-1mm, 1-3, 3-5mm etc. for refractoriness, FEPA F sizes for bonded abrasives aluminum oxide tools, FEPA P sizes for coated abrasives aluminum oxide products

1. Basic Indicators

Molecular FormulaAl2O3
AppearanceWhite powder
CAS No.1344-28-1
HS Code28181090

2.  Technical specifications

Physical properties

Hardness: 9 mohs
Grain shape: angular
Melting point: approx. 2050°C
Specific gravity: approx. 4.0 g/cm3
Bulk density: approx. 1.5 – 2.1 g/cm3
(depending on grain size)

Typical chemical analysis

Al2O3: 99,50%
Na2O+K2O: 0,25%
Fe2O3: 0,02%
SiO2: 0,03%
CaO: 0,10%
C: 0,05%

3. Product Specification / Models

For Refractory
0-0.1mm 0-0.2mm 0-0.5mm 0-1mm 0.5-1mm 1-3mm 3-5mm 5-8mm 100mesh 200mesh 325mesh
Other spec are available upon request.

For Bonded & Coated Abrasives
Bonded abrasives: F24 F30 F36 F40 F46 F54 F60 F80 F100 F120 F150 F180 F220 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200
Coated abrasives: P24 P30 P36 P40 P50 P60 P80 P100 P120 P150 P180 P220 P240 P280 P320 P360 P400 P500 P600 P800 P1000 P1200 P1500 P2000 P2500 P3000
Other spec are available upon request.

For Sandblasting & Grinding
F24 F30 F36 F40 F46 F54 F60 F80 F100 F120 F150 F180 F220 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200
Other spec are available upon request.

For further technical data sheet, please do not hesitate to contact us

4.  Applications                                                                                            

1). Refractory, casting, foundry.
2). Bonded abrasives and Coated abrasives.
3). Surface treatment/finishing.
4). Lapping, polishing, decorative non-skid tile, and pressure blasting.
5). Ceramic Tiles special ceramics.
6). Fluidized Bed Furnaces and Skin/Dental Care.
7). Oilstone/polishing pad, grinding wheels etc.
8). Anti-friction material, anti-resisting grounds/paper/painting.
9). Used for making polishing paste/solution etc

5. Packing and storage 

Packing: Double coated plastic woven / paper bag, net weight 25kg.
Big bag packing, net weight 1000kg / 1250kg per clients’ request.
Storage: Dry, ventilated, moisture proof.

White Fused Alumina Tags:
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