NK-CAST A-16B

 

 

Type of Product: High Alumina Dense Castable

 

 

Physical Properties:

Raw material basis

Low iron fire clay  & bauxite 

Max Service Temperature (°C)

1600

Dry castable required (Kg/m3)

2350 – 2450

Approximate amount of water required (%)

7.5 – 8.5

Bulk density after drying at 110°C (Kg/m3)

2450 – 2550

Grain size (mm)

0 – 5

 

 

 

Thermomechanical

 

  Properties:

Cold Crushing

Strength

(Kg/Cm2)

Modulus of

Rupture

(Kg/Cm2)

Linear

Change

(%)

 

 After drying at  110 ° C

≥ 700

≥ 75

negligible

 

 After heating at 1400° C

≥ 800

≥ 80

– 0.8 to -1.5

 

 

 

 

 

Chemical Analysis (%):

Al2O3

SiO2

Fe2O3

CaO

65 – 68

22 – 25

1.5 – 2

4 – 5

 

 

Packing in 30 Kg Bags.

 

 

–  All data subject to reasonable deviations, and therefore, should not be used for specification purposes. 

–  ASTM Test Methods, where applicable, used for determination of data.