Insulation brick is a product of the refractory composition of the material contained in the refractory clay, AL2O3 composition of 22% ~ 73%, Fe2O3 composition of 0.5% ~ 65% and there is a Low Iron Insulation Brick \ Jm – Series for additional product composition SiO2 25% ~ 44%. for the usefulness of brick Insulation and its application in thermal equipment and industrial furnace insulation layer.

insulating brick
INSULATING BRICKS FOR BACK UP LINING
Specification/Brand IB - 05 B - 1 B - 2 B - 3 B - 5 B - 6
Max. service temp. (oC) 900 900 1000 1100 1300 1400
Bulk density (gr/cm3) 0,46 0,70 0,75 0,75 0,80 0,90
Cold crushing strength (Kg/cm2) ≥ 5 ≥ 25 ≥ 25 ≥ 25 ≥ 25 ≥ 30
Thermal conductivity (Kcal/mhoC) at 350oC 0,13 0,17 0,18 0,20 0,23 0,27
Chemical composition (Al2O3) ≥ 22 ≥ 25 ≥ 30 ≥ 35 ≥ 40 ≥ 45
(Fe2O3) ≥ 65 ≥ 65 ≥ 60 ≥ 55 ≥ 50 ≥ 45
Features applications Back up lining for :  Back up lining for : 
general furnaces, boilers, ovens, kilns, etc. general furnaces, boilers, ovens, kilns, etc.

26 IB LG

INSULATING BRICKS FOR HOT FACE LINING
Specification/Brand C - 1 C - 2 C - 3 LG - 0.8 LG - 0.9 LG - 1.0
Max. service temp. (oC) 1300 1400 1400 1400 1500 1600
Bulk density (gr/cm3) 1,05 1,1 1,2 0,8 0,9 1,0
Cold crushing strength (Kg/cm2) ≥ 50 ≥ 70 ≥ 100 ≥ 25 ≥ 30 ≥ 35
Thermal conductivity (Kcal/mhoC) at 350oC 0,30 0,38 0,45 0,28 0,32 0,40
Chemical composition (Al2O3) ≥ 35 ≥ 48 ≥ 48 ≥ 50 ≥ 60 ≥ 70
(Fe2O3) ≥ 60 ≥ 55 ≥ 47 ≥ 45 ≥ 35 ≥ 25
Features applications High strength insulating bricks, used for : shuttle kilns, ovens, general furnaces, etc High alumina, low density, used for : roller kilns, laboratory furnaces, electric heating furnaces

23 NJM IB BRICK

ASTM STANDART INSULATING BRICKS, NJM SERIES
Product Group        No. Class. temp. Bulk     density Chemical analisys (%) Thermal conductivity C.C.S
ASTM            C 155-97 oC gr/cm3 Al2O3 SiO2 Fe2O3 (at oC) (W/moK) (N/mm2)
NJM-20 20 1065 0,5 35 59 1,0 400 0,12 0,8
NJM-23 23 1230 0,55 ~ 0,6 40 54 1,0 400 0,17 1,2
NJM-26 26 1400 0,8 54 43 0,9 400 0,27 1,9
NJM-28 28 1510 0,9 67 30 0,7 400 0,3 2,5
NJM-30 30 1620 1,05 74 23 0,7 400 0,41 2,8
NJM-32 32 1730 1,15 80 17 0,6 400 0,47 3,2

24 ISOLITE LBK IB BRICK

ISOLITE INSULATING FIRE BRICKS, LBK SERIES
Product Group No. Class. temp. Bulk density Chemical analisys (%) Thermal conductivity C.C.S
ASTM           C 155-97 oC gr/cm3 Al2O3 SiO2 Fe2O3 (at oC) (W/moK) (N/mm2)
LBK-20 20 1200 0,48 45 49 1,2 400 0,17 1,4
LBK-23 23 1300 0,52 45 49 1,2 400 0,18 2,0
LBK-26 26 1430 0,59 55 42 1,1 400 0,24 2,9
LBK-28 28 1540 0,7 72 26 0,6 400 0,26 4,0
LBK-30 30 1649 0,8 69 30 0,5 400 0,28 5,0
LAP-165 32 1650 0,8 73 25 0,5 400 0,35 4,0

 

 

 

Insulation Brick Product · For more details please contact us to email  : marketing@bentengapi.com or info@bentengapi.com