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Fused Bubble Alumina

Fused Bubble Alumina
Fused Bubble Alumina
Product Code : 15
Product Description

Process of Production and Application :

Fused Bubble Alumina is produced by blowing the melt of high purity Bayer process alumina in a controlled atmosphere to produce hollow spheres. Due to its low density and extremely low thermal conductivity fused alumina bubble is ideal for high alumina based insulating bricks and castables.

Technical Specification :

Index Properties

Type 1

Type 2

Chemical composition (%)

AI2O3

98.5 min

99min

SiO2

0.5-1.2

0.3 max

Fe2O3

0.1 max

0.1 max

Na2O

0.4 max

0.4 max

Packing Density ( g/cm2 )

0.5-1.0

Damaged rate (%)

< 10

< 10

Refractoriness oC

1800

Particle Size

5-0.2mm, 0.2-1mm, 1-3mm, 3-5mm, 0.2-0.5mm, 1-2mm, 2-3mm

Test standard

GB/T3044-89

Packing

20Kg / Plastic Bag

Usage

Refractories


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CERAMICS INTERNATIONAL
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