Insulating Castables Steel Industry

Properties NES-CAST
INS-4
NES-CAST
INS-7
NES-CAST
INS-7 LI
NES-CAST
INS-11
NES-CAST
INS-11 LI
NES-CAST
INS-13
NES-CAST
INS-13 LI
NES-CAST
INS-15 LI
Service Temp oC 1000 1100 1200 1300 1350 1350 1350 1350
Al2O3 % (Min) 30 33 33 36 45 40 45 46
Fe2O3 % (Max) 7 7 5 3.5 1.5 3.5 1.5 1.5
TC 500oC
W/mK
0.1 0.18 0.25 0.25 0.35 0.30 0.35 0.39
BD
110oC/24Hrs
(gms/cc)
0.55 0.85 1.00 1.20 1.25 1.45 1.45 1.60
CCS Kg/Cm2
(Min)
110oC
1100oC
1300oC



5
3



13
7



16
10



20
15



45
30



50
30



90
40



120
75
Linear Change
%
Max(+/-) at
TempoC
0.6
at
1000/2Hrs
1.2
at
1100/2Hrs
1.0
at
1100/2Hrs
1.0
at
1100/2Hrs
0.2
at
1100/2Hrs
0.2
at
1100/2Hrs
0.2
at
1100/2Hrs
0.2
at
1100/2Hrs