Index

Properties

Guarantee value

Typical value

Chemical composition (%)

Al2O3

99min

99.51

SiO2

0.2max

0.14

Fe2O3

0.1max

0.05

Na2O

0.4max

0.25

Packing density (g/cm3)

0.5-1.0

0.74

Damaged rate(%)

≤15

12

Refractoriness(°C)

1800

Particle size

5-0.2mm, 0.2-1mm,1-3mm,3-5mm

Test standard

GB/T3044-89

Packing

20kg/plastic bag(Dampproof)

Usage

Refractories