Application areas

  • Bonded grinding wheels
  • catalyst carrier
  • Coated abrasives
  • Dry blast abrasive
  • Electrical engineering
  • Fine blasting
  • Loose abrasive
  • Refractory products
  • Thermosetting plastics
  • Wear protection
  • Wet blast abrasive

I am recyclable!

We recycle your blasting and abrasive waste in our own recycling plant.

More info

White aluminium oxide is a product for high-tech applications. Our customers in the medical technology, in aerospace technology and in the optical and Industry attach importance to an iron-free material with highest purity, high degree of whiteness, extreme hardness and a wide range of precise grit sizes up to the micro range of 3 μm. We will be happy to help you.

Product features

Typical physical properties
Hardness9 mohs
Grain shapeangular
Melting pointca. 2050 °C
Specific gravityca. 3,9 – 4,1 g/cm3
Bulk density*ca. 0,8 – 2,1 g/cm3

*depending on grain size

Typical chemical analysis
White Fused Alumina MacroWhite Fused Alumina Micro
Al2O399,73 %99,69 %
Na2O0,14 %0,20 %
Fe2O30,03 %0,02 %
SiO20,01 %0,03 %
CaO0,02 %0,05 %
TiO20,02 %0,01 %
MgO0,01 %0,01 %

Available sizes

White Fused Alumina Macro

FEPA

Average grain size (µm)

F 0082000 – 2800
F 0101700 – 2360
F 0121400 – 2000
F 0141180 – 1700
F 0161000 – 1400
F 020850 – 1180
F 022710 – 1000
F 024600 – 850
F 030500 – 710
F 036425 – 600
F 040355 – 500
F 046300 – 425
F 054250 – 355
F 060212 – 300
F 070180 – 250
F 080150 – 212
F 090125 – 180
F 100106 – 150
F 12090 – 125
F 15063 – 106
F 18053 – 90
F 22045 – 75
Metric

Average grain size (mm)

0,25 – 0,50
0,50 – 1,00

Other grain sizes can be produced if required.

White Fused Alumina Micro

FEPA

Average grain size (µm)

ds3-value max.ds50-valueds94-value min.
F 2308253,0 +/-3,034,0
F 2407044,5 +/-2,028,0
F 2805936,5 +/-1,522,0
F 3204929,2 +/-1,516,5
F 3604022,8 +/-1,512,0
F 4003217,3 +/-1,08,0
F 5002512,8 +/-1,05,0
F 600199,3 +/-1,03,0
F 800146,5 +/-1,02,0
F 1000104,5 +/-0,81,0
F 120073,0 +/-0,51,0*

* at 80%

Blasting systems

Pressure blast machines

Vacuum blast machines

approval

PMC 3052 (Pratt & Withney)

CSS12 (Rolls-Royce)

ABR 9-0160 (Airbus)

Packaging

25 kg bags on 1t pallets

20 kg bags on 1t pallets

1 ton loose in a big bag

Specification

FEPA F Norm

FEPA P Norm

EN ISO 11126-7

EN 4637

DIN ISO 8486-1

DIN 8201-6

MIL A-A-59316

ANSI B74-12

JIS R6001

DMR71-100

NF L 06-828

D50TF5 Class A (GE)

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