Brand

Non-cement

WNC-45

WNC-70

WNC-85

Chemical composition

Al 2 O 3

≥ 45

≥ 70

≥ 85

CaO

-

-

-

Bulk density (g/cm 3 )

≥ 2.3

≥ 2.6

≥ 3.0

Bending Strength (MPa)

11 0 ℃

After drying at

≥ 2

≥ 3

≥ 4

℃ ×3h

After firing at

1350

≥ 9

1350

≥ 10

1500

≥ 12

Crushing Strength (MPa)

11 0 ℃

After drying at

≥ 10

≥ 12

≥ 15

℃×3h

After firing at

1350

≥ 50

1350

≥ 70

1500

≥ 80

℃×3h

Linear Change Rate After Firing

1350

± 0.5

1350

± 0.5

1500

± 0.5

Service Temperature (℃)

1400

1500

1600