Bulk density g/cm³

2.80 min

2.87

Moisture

0.30 max

0.10

Apparent Porosity

4.00 max

3.10

Mullite

90.00 min

93.80

Cristobalite

trace

-

Refractoriness,deg C

1800 min

1850

Lump sizes

0-50 mm(2") 90% min

MM sizes

Minus 1 mm,1-3 mm,3-5 mm

Mesh sizes

3×6 mesh,6×14 mesh,14×0 mesh,minus 100 mesh,minus 200 mesh,minus 325 mesh(other mm or mesh sizes available upon request)

Guarantee

Typical

SiO₂

24-27

24.85

Al₂O₃

70-72

70.58

Fe₂O₃

1.00 max

0.76

TiO₂

2.00 max

1.58

K₂O + Na₂O

0.30 max

0.16

CaO + MgO

0.40 max

0.25