REFRACTORY

A high quality WFA, with high purity and large crystal size. Suitable for the production of shaped refractories, monolithics, and castables.

Product code: WF-RF

Description

White Fused Alumina belongs to the group of electro-corundum. It is produced by controlled melting of alumina in an electric arc furnace. White fused alumina is iron-free, ultra pure and extremely hard.

 

WFA - REFRACTORY
wfa
TYPICAL CHEMICAL ANALYSIS
AI₂O₃99,50%
SiO₂0,14%
Fe₂O₃0,03%
Na₂O0,30%
CaO0,02%
TYPICAL PHYSICAL PROPERTIES
Hardness9 mohs
Grain shapeAngular, with sharp edges
Specific gravityApprox. 3,9 - 4,1 g/m³
PACKAGING
25 kg paper or plastic bags on pallet up to 1 ton
1 ton loose in bulk bag
Other packaging available upon request

Applications

  • Shaped refractories (bricks, etc.)
  • Monolithics
  • Castables
  • Mortars

AVAILABLE SIZES
REGULAR REFRACTORY SIZES
MetricAvg. Grain Size (mm)
0 - 1
1 - 3
3 - 5
5 - 8
Also available according to DIN sleve norm

MICRO SIZES - AVAILABLE UPON REQUEST

SPECIAL SIZES
MetricAvg. Grain Size (mm)
0 - 0,1
0 - 0,5
0,2 - 2
2 - 4
Additional specialty sizes available upon request