NK.IS.418 P

 

 

Type of Product: Insulating Fire Brick (Perlite Base)

 

 

Physical Properties:

Max Service Temperature (˚C)

850

Bulk Density (Kg/m3)

400 – 480

Cold Crushing Strength (Kg/Cm2)

≥ 8

Linear shrinkage after reheating at 800°C for 24 hours (%)

≤ 1.5

 

 

 



Thermal Conductivity (Kcal/m.h.˚C):

@ 400 ˚C

0.15 – 0.17

@ 600 ˚C

0.17 – 0.19

 

 

 

Chemical Analysis (%):

Al2O3

SiO2

Fe2O3

13 -16

69 – 73

1 – 1.5

 

 

–  The above data are typical of the properties of commercial standard brick.

–  The data are subject to reasonable variations and therefore should not be used for specification purposes.

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