Items

Unit

Index

Chemical

composition

Al₂O₃

%

70.00-77.00

SiO₂

%

22.00-29.00

Fe₂O₃

%

0.15 max

Na₂O

%

0.40 max

Refractoriness

℃

1850 min

Bulk density

g/cm³

3.00 min

Glass phase content

%

5-6

3Al₂O₃.2SiO₂ Phase

%

95 min

Size

Grains

mm

3-5, 1-3, 0-1

Fines

mesh

-80, 100, 240, 325

Applications: Refractory and Ceramic Industry