Refractory high temperature calcium silicate board
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refractory high temperature calcium silicate board
1050C degree, 850C degree, 650C degree,
600*300mm and 400*250mm
Heat insulation calcium silicate board
1. The highest heat insulator
2. Stiff and non-shattering
3. Low heat conductivity
Specifications are as below:
Physical properties
Unit
Company Standard
National Institute of Standards
A-200
A-230
Volume density
Kg/
200(±10%)
230(±10%)
200
230
Bending strength
Mpa
0.45
0.51
0.40
Compressive strength
Mpa
0.52
0.56
0.4
Thermal conductivity
W/m.k
0.0500.00011t
0.0530.00011t
0.055
The maximum temperature
1050
1050
1050
Line shrinkage
%
1.5
(1050,3hrs)
1.5
(1050,16hrs)
1.5
(1050,16hrs)
1.5(1050,16hrs