DKJL CO., LTD.

insulation brick

insulation brick
Product Detailed

insulation fire brick has
1. Low thermal conductivity
2. Low thermal capacitance
3. Low impurity content
4. High strengt

ItemsTesting Temperature
 (ºC)
 When
 reheated
 with   2%
 contracting
 rate
Volume
 Density g/cm3
Pressure
 Strength
 kgf/ cm2
Thermal
 Conductivity
 kcal/mhºC (350ºC)
AA-1900≤0.50≥5≤0.13
A-21000≤0.50≥5≤0.14
A-31100≤0.50≥5≤0.15
A-41200≤0.55≥8≤0.16
A-51300≤0.60≥8≤0.17
A-61400≤0.70≥10≤0.20
A-71500≤0.75≥10≤0.22
BB-1900≤0.70≥25≤0.17
B-21000≤0.70≥25≤0.18
B-31100≤0.75≥25≤0.20
B-41200≤0.80≥25≤0.22
B-51300≤0.80≥25≤0.23
B-61400≤0.90≥30≤0.27
B-71500≤1.00≥30≤0.31
CC-11300≤1.10≥50≤0.30
C-21400≤1.20≥70≤0.38
C-31500≤1.25≥100≤0.45



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