BUBBLE ALUMINA

Bubble Alumina has an extremely low thermal conductivity, it offers high packing strength, and excellent thermal shock resistance. Suitable for different refractory applications.

Product code: OM-BU

Description

Bubble Alumina is produced in an electric arc furnace where high purity alumina is fused. It contains a high aluminum oxide content, and is spherical in shape (hollow inside). It is extremely hard, and it is friable.

 

BUBBLE ALUMINA
bubble-alumina
TYPICAL CHEMICAL ANALYSIS
AI₂O₃99,35%
Na₂O0,28%
SiO₂0,12%
Fe₂O₃0,05%
TYPICAL PHYSICAL PROPERTIES
Damage ratio< 10%
Grain shapeSpherical
Bulk density (Dependent upon granular size)Approx. 0,5 - 1,0 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

  • Refractories
  • Cast refractory shapes
  • Insulation fill in (furnaces)

AVAILABLE SIZES
SPECIAL SIZES
Specialty sizes available upon request
REGULAR SIZES
Avg. Grain Size (mm)
0 - 0,2
0 - 1
0,2 - 0,5
1 - 2
2 - 5